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4v19

Structure of the large subunit of the mammalian mitoribosome, part 1 of 2

Method: ELECTRON MICROSCOPY Dmax: 211.5 Å Quality: GOOD
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1. Protein Identity and Related Structures Protein Identity & Related Structures

MITORIBOSOMAL PROTEIN BL27M, MRPL27

OrganismNot specified

UniProt F1RT79

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain 0； UniProt 1–148 Not recorded MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain 0 1–148（148 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain B0 1–148（148 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å
6GAW Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the complete 55S ribosome. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 90 PDB declaration: 95-meric
Chain B0 1–148（148 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6GB2 Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the 39S ribosomal subunit. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 62-meric
Chain B0 1–148（148 aa）
Not recorded MG MAGNESIUM ION × 216 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6YDP 55S mammalian mitochondrial ribosome with mtEFG1 and P site fMet-tRNAMet (POST) Deposited 2020-03-20 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 94-meric
Chain B0 1–148（148 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.00 Å
6YDW 55S mammalian mitochondrial ribosome with mtEFG1 and two tRNAMet (TI-POST) Deposited 2020-03-21 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 95-meric
Chain B0 1–148（148 aa）
Not recorded MG MAGNESIUM ION × 325 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.20 Å
7NQH 55S mammalian mitochondrial ribosome with mtRF1a and P-site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain B0 1–148（148 aa）
Not recorded MG MAGNESIUM ION × 323 ZN ZINC ION × 6 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å
7NQL 55S mammalian mitochondrial ribosome with ICT1 and P site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain B0 1–148（148 aa）
Not recorded ZN ZINC ION × 6 MG MAGNESIUM ION × 335 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 Å
7NSH 39S mammalian mitochondrial large ribosomal subunit with mtRRF (post) and mtEFG2 Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 61-meric
Chain B0 1–148（148 aa）
Not recorded MG MAGNESIUM ION × 221 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.20 Å
7NSI 55S mammalian mitochondrial ribosome with mtRRF (pre) and tRNA(P/E) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain B0 1–148（148 aa）
Not recorded MG MAGNESIUM ION × 327 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.60 Å
7NSJ 55S mammalian mitochondrial ribosome with tRNA(P/P) and tRNA(E*) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 87 PDB declaration: 93-meric
Chain B0 1–148（148 aa）
Not recorded MG MAGNESIUM ION × 324 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.90 Å

11 other PDB entries and 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1RT79_PIG
Isoform —
PDB entities 1
Chains and sequence ranges Author chain 0； PDBConstruct 1–148； UniProt 1–148

MITORIBOSOMAL PROTEIN BL28M, MRPL28

OrganismNot specified

UniProt F1RGV8

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain 1； UniProt 1–256 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain 1 1–256（256 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain B1 1–256（256 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å

2 other PDB entries and 2 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1RGV8_PIG
Isoform —
PDB entities 2
Chains and sequence ranges Author chain 1； PDBConstruct 1–256； UniProt 1–256

MITORIBOSOMAL PROTEIN UL30M, MRPL30

OrganismNot specified

UniProt F1STE5

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain 3； UniProt 1–161 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain 3 1–161（161 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain B3 1–161（161 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å
6GAW Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the complete 55S ribosome. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 90 PDB declaration: 95-meric
Chain B3 1–161（161 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6GB2 Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the 39S ribosomal subunit. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 62-meric
Chain B3 1–161（161 aa）
Not recorded MG MAGNESIUM ION × 216 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6YDP 55S mammalian mitochondrial ribosome with mtEFG1 and P site fMet-tRNAMet (POST) Deposited 2020-03-20 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 94-meric
Chain B3 1–161（161 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.00 Å
6YDW 55S mammalian mitochondrial ribosome with mtEFG1 and two tRNAMet (TI-POST) Deposited 2020-03-21 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 95-meric
Chain B3 1–161（161 aa）
Not recorded MG MAGNESIUM ION × 325 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.20 Å
7NQH 55S mammalian mitochondrial ribosome with mtRF1a and P-site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain B3 1–161（161 aa）
Not recorded MG MAGNESIUM ION × 323 ZN ZINC ION × 6 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å
7NQL 55S mammalian mitochondrial ribosome with ICT1 and P site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain B3 1–161（161 aa）
Not recorded ZN ZINC ION × 6 MG MAGNESIUM ION × 335 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 Å
7NSH 39S mammalian mitochondrial large ribosomal subunit with mtRRF (post) and mtEFG2 Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 61-meric
Chain B3 1–161（161 aa）
Not recorded MG MAGNESIUM ION × 221 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.20 Å
7NSI 55S mammalian mitochondrial ribosome with mtRRF (pre) and tRNA(P/E) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain B3 1–161（161 aa）
Not recorded MG MAGNESIUM ION × 327 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.60 Å
7NSJ 55S mammalian mitochondrial ribosome with tRNA(P/P) and tRNA(E*) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 87 PDB declaration: 93-meric
Chain B3 1–161（161 aa）
Not recorded MG MAGNESIUM ION × 324 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.90 Å

11 other PDB entries and 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1STE5_PIG
Isoform —
PDB entities 4
Chains and sequence ranges Author chain 3； PDBConstruct 1–161； UniProt 1–161

MITORIBOSOMAL PROTEIN BL31M, MRPL55

OrganismNot specified

UniProt I3LQ65

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain 4； UniProt 1–126 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain B4 1–126（126 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å

1 other PDB entries and 1 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name I3LQ65_PIG
Isoform —
PDB entities 5
Chains and sequence ranges Author chain 4； PDBConstruct 1–126； UniProt 1–126

MITORIBOSOMAL PROTEIN BL32M, MRPL32

OrganismNot specified

UniProt I3LTC4

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain 5； UniProt 1–188 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain 5 1–126（126 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain B5 1–188（188 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å
6GAW Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the complete 55S ribosome. Deposited 2018-04-13 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 90 PDB declaration: 95-meric
Chain B5 20–207（188 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6YDP 55S mammalian mitochondrial ribosome with mtEFG1 and P site fMet-tRNAMet (POST) Deposited 2020-03-20 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 94-meric
Chain B5 20–207（188 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.00 Å
6YDW 55S mammalian mitochondrial ribosome with mtEFG1 and two tRNAMet (TI-POST) Deposited 2020-03-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 95-meric
Chain B5 20–207（188 aa）
Not recorded MG MAGNESIUM ION × 325 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.20 Å
7NQH 55S mammalian mitochondrial ribosome with mtRF1a and P-site tRNAMet Deposited 2021-03-01 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain B5 20–207（188 aa）
Not recorded MG MAGNESIUM ION × 323 ZN ZINC ION × 6 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å
7NQL 55S mammalian mitochondrial ribosome with ICT1 and P site tRNAMet Deposited 2021-03-01 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain B5 20–207（188 aa）
Not recorded ZN ZINC ION × 6 MG MAGNESIUM ION × 335 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 Å
7NSH 39S mammalian mitochondrial large ribosomal subunit with mtRRF (post) and mtEFG2 Deposited 2021-03-07 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 61-meric
Chain B5 20–207（188 aa）
Not recorded MG MAGNESIUM ION × 221 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.20 Å
7NSI 55S mammalian mitochondrial ribosome with mtRRF (pre) and tRNA(P/E) Deposited 2021-03-07 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain B5 20–207（188 aa）
Not recorded MG MAGNESIUM ION × 327 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.60 Å
7NSJ 55S mammalian mitochondrial ribosome with tRNA(P/P) and tRNA(E*) Deposited 2021-03-07 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 87 PDB declaration: 93-meric
Chain B5 20–207（188 aa）
Not recorded MG MAGNESIUM ION × 324 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.90 Å
8OIN 55S mammalian mitochondrial ribosome with mtRF1 and P-site tRNA Deposited 2023-03-23 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 94-meric
Chain BH 1–207（207 aa）
Not recorded MG MAGNESIUM ION × 332 K POTASSIUM ION × 41 PHE PHENYLALANINE × 1 ZN ZINC ION × 3 FES FE2/S2 (INORGANIC) CLUSTER × 3 SPM SPERMINE × 1 SPD SPERMIDINE × 1 FME N-FORMYLMETHIONINE × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.60 Å
8OIQ 39S mammalian mitochondrial large ribosomal subunit with mtRF1 and P-site tRNA Deposited 2023-03-23 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 58 PDB declaration: 62-meric
Chain BH 1–207（207 aa）
Not recorded MG MAGNESIUM ION × 205 K POTASSIUM ION × 30 PHE PHENYLALANINE × 1 ZN ZINC ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å

12 other PDB entries and 12 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name I3LTC4_PIG
Isoform —
PDB entities 6
Chains and sequence ranges Author chain 5； PDBConstruct 1–188； UniProt 1–188

MITORIBOSOMAL PROTEIN BL34M, MRPL34

OrganismNot specified

UniProt W5IDC1

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain 7； UniProt 1–95 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain B7 1–95（95 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å

1 other PDB entries and 1 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name W5IDC1_PIG
Isoform —
PDB entities 8
Chains and sequence ranges Author chain 7； PDBConstruct 1–95； UniProt 1–95

MITORIBOSOMAL PROTEIN BL35M, MRPL35

OrganismNot specified

UniProt F1SVC5

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain 8； UniProt 1–188 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain 8 1–188（188 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain B8 1–188（188 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å
6GAW Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the complete 55S ribosome. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 90 PDB declaration: 95-meric
Chain B8 1–188（188 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6GB2 Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the 39S ribosomal subunit. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 62-meric
Chain B8 1–188（188 aa）
Not recorded MG MAGNESIUM ION × 216 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6YDP 55S mammalian mitochondrial ribosome with mtEFG1 and P site fMet-tRNAMet (POST) Deposited 2020-03-20 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 94-meric
Chain B8 1–188（188 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.00 Å
6YDW 55S mammalian mitochondrial ribosome with mtEFG1 and two tRNAMet (TI-POST) Deposited 2020-03-21 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 95-meric
Chain B8 1–188（188 aa）
Not recorded MG MAGNESIUM ION × 325 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.20 Å
7NQH 55S mammalian mitochondrial ribosome with mtRF1a and P-site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain B8 1–188（188 aa）
Not recorded MG MAGNESIUM ION × 323 ZN ZINC ION × 6 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å
7NQL 55S mammalian mitochondrial ribosome with ICT1 and P site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain B8 1–188（188 aa）
Not recorded ZN ZINC ION × 6 MG MAGNESIUM ION × 335 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 Å
7NSH 39S mammalian mitochondrial large ribosomal subunit with mtRRF (post) and mtEFG2 Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 61-meric
Chain B8 1–188（188 aa）
Not recorded MG MAGNESIUM ION × 221 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.20 Å
7NSI 55S mammalian mitochondrial ribosome with mtRRF (pre) and tRNA(P/E) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain B8 1–188（188 aa）
Not recorded MG MAGNESIUM ION × 327 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.60 Å
7NSJ 55S mammalian mitochondrial ribosome with tRNA(P/P) and tRNA(E*) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 87 PDB declaration: 93-meric
Chain B8 1–188（188 aa）
Not recorded MG MAGNESIUM ION × 324 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.90 Å

11 other PDB entries and 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1SVC5_PIG
Isoform —
PDB entities 9
Chains and sequence ranges Author chain 8； PDBConstruct 1–188； UniProt 1–188

MITORIBOSOMAL PROTEIN BL36M, MRPL36

OrganismNot specified

UniProt I3LDE8

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain 9； UniProt 1–100 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain 9 1–100（100 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain B9 1–100（100 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å

2 other PDB entries and 2 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name I3LDE8_PIG
Isoform —
PDB entities 10
Chains and sequence ranges Author chain 9； PDBConstruct 1–100； UniProt 1–100

MITORIBOSOMAL PROTEIN UL2M, MRPL2

OrganismNot specified

UniProt F1RRN2

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain D； UniProt 1–306 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain D 1–306（306 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain BD 1–306（306 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å
6GAW Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the complete 55S ribosome. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 90 PDB declaration: 95-meric
Chain BD 1–306（306 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6GB2 Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the 39S ribosomal subunit. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 62-meric
Chain BD 1–306（306 aa）
Not recorded MG MAGNESIUM ION × 216 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6YDP 55S mammalian mitochondrial ribosome with mtEFG1 and P site fMet-tRNAMet (POST) Deposited 2020-03-20 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 94-meric
Chain BD 1–306（306 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.00 Å
6YDW 55S mammalian mitochondrial ribosome with mtEFG1 and two tRNAMet (TI-POST) Deposited 2020-03-21 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 95-meric
Chain BD 1–306（306 aa）
Not recorded MG MAGNESIUM ION × 325 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.20 Å
7NQH 55S mammalian mitochondrial ribosome with mtRF1a and P-site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BD 1–306（306 aa）
Not recorded MG MAGNESIUM ION × 323 ZN ZINC ION × 6 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å
7NQL 55S mammalian mitochondrial ribosome with ICT1 and P site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BD 1–306（306 aa）
Not recorded ZN ZINC ION × 6 MG MAGNESIUM ION × 335 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 Å
7NSH 39S mammalian mitochondrial large ribosomal subunit with mtRRF (post) and mtEFG2 Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 61-meric
Chain BD 1–306（306 aa）
Not recorded MG MAGNESIUM ION × 221 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.20 Å
7NSJ 55S mammalian mitochondrial ribosome with tRNA(P/P) and tRNA(E*) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 87 PDB declaration: 93-meric
Chain BD 1–306（306 aa）
Not recorded MG MAGNESIUM ION × 324 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.90 Å

10 other PDB entries and 10 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1RRN2_PIG
Isoform —
PDB entities 14
Chains and sequence ranges Author chain D； PDBConstruct 1–306； UniProt 1–306

MITORIBOSOMAL PROTEIN UL4M, MRPL4

OrganismNot specified

UniProt F1S3J8

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain F； UniProt 1–294 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain F 78–273（196 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain BF 1–294（294 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å

2 other PDB entries and 2 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1S3J8_PIG
Isoform —
PDB entities 16
Chains and sequence ranges Author chain F； PDBConstruct 1–294； UniProt 1–294

MITORIBOSOMAL PROTEIN BL9M, MRPL9

OrganismNot specified

UniProt I3LR45

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain I； UniProt 1–268 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain I 1–268（268 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain BI 1–268（268 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å
6GAW Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the complete 55S ribosome. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 90 PDB declaration: 95-meric
Chain BI 1–268（268 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6GB2 Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the 39S ribosomal subunit. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 62-meric
Chain BI 1–268（268 aa）
Not recorded MG MAGNESIUM ION × 216 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6YDP 55S mammalian mitochondrial ribosome with mtEFG1 and P site fMet-tRNAMet (POST) Deposited 2020-03-20 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 94-meric
Chain BI 1–268（268 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.00 Å
6YDW 55S mammalian mitochondrial ribosome with mtEFG1 and two tRNAMet (TI-POST) Deposited 2020-03-21 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 95-meric
Chain BI 1–268（268 aa）
Not recorded MG MAGNESIUM ION × 325 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.20 Å
7NQH 55S mammalian mitochondrial ribosome with mtRF1a and P-site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BI 1–268（268 aa）
Not recorded MG MAGNESIUM ION × 323 ZN ZINC ION × 6 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å
7NQL 55S mammalian mitochondrial ribosome with ICT1 and P site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BI 1–268（268 aa）
Not recorded ZN ZINC ION × 6 MG MAGNESIUM ION × 335 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 Å
7NSH 39S mammalian mitochondrial large ribosomal subunit with mtRRF (post) and mtEFG2 Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 61-meric
Chain BI 1–268（268 aa）
Not recorded MG MAGNESIUM ION × 221 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.20 Å
7NSI 55S mammalian mitochondrial ribosome with mtRRF (pre) and tRNA(P/E) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BI 1–268（268 aa）
Not recorded MG MAGNESIUM ION × 327 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.60 Å
7NSJ 55S mammalian mitochondrial ribosome with tRNA(P/P) and tRNA(E*) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 87 PDB declaration: 93-meric
Chain BI 1–268（268 aa）
Not recorded MG MAGNESIUM ION × 324 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.90 Å
8OIN 55S mammalian mitochondrial ribosome with mtRF1 and P-site tRNA Deposited 2023-03-23 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 94-meric
Chain BO 1–268（268 aa）
Not recorded MG MAGNESIUM ION × 332 K POTASSIUM ION × 41 PHE PHENYLALANINE × 1 ZN ZINC ION × 3 FES FE2/S2 (INORGANIC) CLUSTER × 3 SPM SPERMINE × 1 SPD SPERMIDINE × 1 FME N-FORMYLMETHIONINE × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.60 Å
8OIQ 39S mammalian mitochondrial large ribosomal subunit with mtRF1 and P-site tRNA Deposited 2023-03-23 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 58 PDB declaration: 62-meric
Chain BO 1–268（268 aa）
Not recorded MG MAGNESIUM ION × 205 K POTASSIUM ION × 30 PHE PHENYLALANINE × 1 ZN ZINC ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å

13 other PDB entries and 13 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name I3LR45_PIG
Isoform —
PDB entities 17
Chains and sequence ranges Author chain I； PDBConstruct 1–268； UniProt 1–268

MITORIBOSOMAL PROTEIN UL10M, MRPL10

OrganismNot specified

UniProt F1RWJ0

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain J； UniProt 1–262 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain BJ 1–262（262 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å
6GAW Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the complete 55S ribosome. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 90 PDB declaration: 95-meric
Chain BJ 1–262（262 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6GB2 Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the 39S ribosomal subunit. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 62-meric
Chain BJ 1–262（262 aa）
Not recorded MG MAGNESIUM ION × 216 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6YDP 55S mammalian mitochondrial ribosome with mtEFG1 and P site fMet-tRNAMet (POST) Deposited 2020-03-20 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 94-meric
Chain BJ 1–262（262 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.00 Å
6YDW 55S mammalian mitochondrial ribosome with mtEFG1 and two tRNAMet (TI-POST) Deposited 2020-03-21 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 95-meric
Chain BJ 1–262（262 aa）
Not recorded MG MAGNESIUM ION × 325 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.20 Å
7NQH 55S mammalian mitochondrial ribosome with mtRF1a and P-site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BJ 1–262（262 aa）
Not recorded MG MAGNESIUM ION × 323 ZN ZINC ION × 6 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å
7NQL 55S mammalian mitochondrial ribosome with ICT1 and P site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BJ 1–262（262 aa）
Not recorded ZN ZINC ION × 6 MG MAGNESIUM ION × 335 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 Å
7NSH 39S mammalian mitochondrial large ribosomal subunit with mtRRF (post) and mtEFG2 Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 61-meric
Chain BJ 1–262（262 aa）
Not recorded MG MAGNESIUM ION × 221 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.20 Å
7NSJ 55S mammalian mitochondrial ribosome with tRNA(P/P) and tRNA(E*) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 87 PDB declaration: 93-meric
Chain BJ 1–262（262 aa）
Not recorded MG MAGNESIUM ION × 324 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.90 Å
8OIN 55S mammalian mitochondrial ribosome with mtRF1 and P-site tRNA Deposited 2023-03-23 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 94-meric
Chain BP 1–257（257 aa）
Not recorded MG MAGNESIUM ION × 332 K POTASSIUM ION × 41 PHE PHENYLALANINE × 1 ZN ZINC ION × 3 FES FE2/S2 (INORGANIC) CLUSTER × 3 SPM SPERMINE × 1 SPD SPERMIDINE × 1 FME N-FORMYLMETHIONINE × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.60 Å
8OIQ 39S mammalian mitochondrial large ribosomal subunit with mtRF1 and P-site tRNA Deposited 2023-03-23 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 58 PDB declaration: 62-meric
Chain BP 1–257（257 aa）
Not recorded MG MAGNESIUM ION × 205 K POTASSIUM ION × 30 PHE PHENYLALANINE × 1 ZN ZINC ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å

11 other PDB entries and 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1RWJ0_PIG
Isoform —
PDB entities 18
Chains and sequence ranges Author chain J； PDBConstruct 1–262； UniProt 1–262

MITORIBOSOMAL PROTEIN UL11M, MRPL11

OrganismNot specified

UniProt F1RU54

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain K； UniProt 1–192 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain BK 1–192（192 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å
6GAW Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the complete 55S ribosome. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 90 PDB declaration: 95-meric
Chain BK 1–192（192 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6GB2 Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the 39S ribosomal subunit. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 62-meric
Chain BK 1–192（192 aa）
Not recorded MG MAGNESIUM ION × 216 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6YDP 55S mammalian mitochondrial ribosome with mtEFG1 and P site fMet-tRNAMet (POST) Deposited 2020-03-20 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 94-meric
Chain BK 1–192（192 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.00 Å
6YDW 55S mammalian mitochondrial ribosome with mtEFG1 and two tRNAMet (TI-POST) Deposited 2020-03-21 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 95-meric
Chain BK 1–192（192 aa）
Not recorded MG MAGNESIUM ION × 325 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.20 Å
7NQH 55S mammalian mitochondrial ribosome with mtRF1a and P-site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BK 1–192（192 aa）
Not recorded MG MAGNESIUM ION × 323 ZN ZINC ION × 6 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å
7NQL 55S mammalian mitochondrial ribosome with ICT1 and P site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BK 1–192（192 aa）
Not recorded ZN ZINC ION × 6 MG MAGNESIUM ION × 335 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 Å
7NSH 39S mammalian mitochondrial large ribosomal subunit with mtRRF (post) and mtEFG2 Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 61-meric
Chain BK 1–192（192 aa）
Not recorded MG MAGNESIUM ION × 221 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.20 Å
7NSJ 55S mammalian mitochondrial ribosome with tRNA(P/P) and tRNA(E*) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 87 PDB declaration: 93-meric
Chain BK 1–192（192 aa）
Not recorded MG MAGNESIUM ION × 324 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.90 Å
8OIN 55S mammalian mitochondrial ribosome with mtRF1 and P-site tRNA Deposited 2023-03-23 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 94-meric
Chain BQ 1–192（192 aa）
Not recorded MG MAGNESIUM ION × 332 K POTASSIUM ION × 41 PHE PHENYLALANINE × 1 ZN ZINC ION × 3 FES FE2/S2 (INORGANIC) CLUSTER × 3 SPM SPERMINE × 1 SPD SPERMIDINE × 1 FME N-FORMYLMETHIONINE × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.60 Å
8OIQ 39S mammalian mitochondrial large ribosomal subunit with mtRF1 and P-site tRNA Deposited 2023-03-23 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 58 PDB declaration: 62-meric
Chain BQ 1–192（192 aa）
Not recorded MG MAGNESIUM ION × 205 K POTASSIUM ION × 30 PHE PHENYLALANINE × 1 ZN ZINC ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å

11 other PDB entries and 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1RU54_PIG
Isoform —
PDB entities 19
Chains and sequence ranges Author chain K； PDBConstruct 1–192； UniProt 1–192

MITORIBOSOMAL PROTEIN UL13M, MRPL13

OrganismNot specified

UniProt F1S286

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain N； UniProt 1–178 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain N 1–178（178 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain BN 1–178（178 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å

2 other PDB entries and 2 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1S286_PIG
Isoform —
PDB entities 20
Chains and sequence ranges Author chain N； PDBConstruct 1–178； UniProt 1–178

MITORIBOSOMAL PROTEIN UL14M, MRPL14

OrganismNot specified

UniProt F1RQV7

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain O； UniProt 1–145 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain O 1–145（145 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain BO 1–145（145 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å

2 other PDB entries and 2 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1RQV7_PIG
Isoform —
PDB entities 21
Chains and sequence ranges Author chain O； PDBConstruct 1–145； UniProt 1–145

MITORIBOSOMAL PROTEIN UL15M, MRPL15

OrganismNot specified

UniProt F1RSH0

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain P； UniProt 1–296 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain P 22–296（275 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain BP 1–296（296 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å
6GAW Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the complete 55S ribosome. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 90 PDB declaration: 95-meric
Chain BP 1–296（296 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6GB2 Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the 39S ribosomal subunit. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 62-meric
Chain BP 1–296（296 aa）
Not recorded MG MAGNESIUM ION × 216 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6YDP 55S mammalian mitochondrial ribosome with mtEFG1 and P site fMet-tRNAMet (POST) Deposited 2020-03-20 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 94-meric
Chain BP 1–296（296 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.00 Å
6YDW 55S mammalian mitochondrial ribosome with mtEFG1 and two tRNAMet (TI-POST) Deposited 2020-03-21 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 95-meric
Chain BP 1–296（296 aa）
Not recorded MG MAGNESIUM ION × 325 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.20 Å
7NQH 55S mammalian mitochondrial ribosome with mtRF1a and P-site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BP 1–296（296 aa）
Not recorded MG MAGNESIUM ION × 323 ZN ZINC ION × 6 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å
7NQL 55S mammalian mitochondrial ribosome with ICT1 and P site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BP 1–296（296 aa）
Not recorded ZN ZINC ION × 6 MG MAGNESIUM ION × 335 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 Å
7NSH 39S mammalian mitochondrial large ribosomal subunit with mtRRF (post) and mtEFG2 Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 61-meric
Chain BP 1–296（296 aa）
Not recorded MG MAGNESIUM ION × 221 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.20 Å
7NSJ 55S mammalian mitochondrial ribosome with tRNA(P/P) and tRNA(E*) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 87 PDB declaration: 93-meric
Chain BP 1–296（296 aa）
Not recorded MG MAGNESIUM ION × 324 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.90 Å

10 other PDB entries and 10 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1RSH0_PIG
Isoform —
PDB entities 22
Chains and sequence ranges Author chain P； PDBConstruct 1–296； UniProt 1–296

MITORIBOSOMAL PROTEIN UL16M, MRPL16

OrganismNot specified

UniProt F1RI89

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain Q； UniProt 1–251 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain Q 1–191（191 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain BQ 1–251（251 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å
6GAW Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the complete 55S ribosome. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 90 PDB declaration: 95-meric
Chain BQ 1–251（251 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6GB2 Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the 39S ribosomal subunit. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 62-meric
Chain BQ 1–251（251 aa）
Not recorded MG MAGNESIUM ION × 216 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6YDP 55S mammalian mitochondrial ribosome with mtEFG1 and P site fMet-tRNAMet (POST) Deposited 2020-03-20 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 94-meric
Chain BQ 1–251（251 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.00 Å
6YDW 55S mammalian mitochondrial ribosome with mtEFG1 and two tRNAMet (TI-POST) Deposited 2020-03-21 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 95-meric
Chain BQ 1–251（251 aa）
Not recorded MG MAGNESIUM ION × 325 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.20 Å
7NQH 55S mammalian mitochondrial ribosome with mtRF1a and P-site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BQ 1–251（251 aa）
Not recorded MG MAGNESIUM ION × 323 ZN ZINC ION × 6 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å
7NQL 55S mammalian mitochondrial ribosome with ICT1 and P site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BQ 1–251（251 aa）
Not recorded ZN ZINC ION × 6 MG MAGNESIUM ION × 335 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 Å
7NSH 39S mammalian mitochondrial large ribosomal subunit with mtRRF (post) and mtEFG2 Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 61-meric
Chain BQ 1–251（251 aa）
Not recorded MG MAGNESIUM ION × 221 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.20 Å
7NSJ 55S mammalian mitochondrial ribosome with tRNA(P/P) and tRNA(E*) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 87 PDB declaration: 93-meric
Chain BQ 1–251（251 aa）
Not recorded MG MAGNESIUM ION × 324 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.90 Å
8OIN 55S mammalian mitochondrial ribosome with mtRF1 and P-site tRNA Deposited 2023-03-23 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 94-meric
Chain BU 1–251（251 aa）
Not recorded MG MAGNESIUM ION × 332 K POTASSIUM ION × 41 PHE PHENYLALANINE × 1 ZN ZINC ION × 3 FES FE2/S2 (INORGANIC) CLUSTER × 3 SPM SPERMINE × 1 SPD SPERMIDINE × 1 FME N-FORMYLMETHIONINE × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.60 Å
8OIQ 39S mammalian mitochondrial large ribosomal subunit with mtRF1 and P-site tRNA Deposited 2023-03-23 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 58 PDB declaration: 62-meric
Chain BU 1–251（251 aa）
Not recorded MG MAGNESIUM ION × 205 K POTASSIUM ION × 30 PHE PHENYLALANINE × 1 ZN ZINC ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å

12 other PDB entries and 12 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1RI89_PIG
Isoform —
PDB entities 23
Chains and sequence ranges Author chain Q； PDBConstruct 1–251； UniProt 1–251

MITORIBOSOMAL PROTEIN BL17M, MRPL17

OrganismNot specified

UniProt F1RMQ4

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain R； UniProt 1–169 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain R 1–169（169 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain BR 1–169（169 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å
6GAW Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the complete 55S ribosome. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 90 PDB declaration: 95-meric
Chain BR 1–169（169 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6GB2 Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the 39S ribosomal subunit. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 62-meric
Chain BR 1–169（169 aa）
Not recorded MG MAGNESIUM ION × 216 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6YDP 55S mammalian mitochondrial ribosome with mtEFG1 and P site fMet-tRNAMet (POST) Deposited 2020-03-20 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 94-meric
Chain BR 1–169（169 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.00 Å
6YDW 55S mammalian mitochondrial ribosome with mtEFG1 and two tRNAMet (TI-POST) Deposited 2020-03-21 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 95-meric
Chain BR 1–169（169 aa）
Not recorded MG MAGNESIUM ION × 325 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.20 Å
7NQH 55S mammalian mitochondrial ribosome with mtRF1a and P-site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BR 1–169（169 aa）
Not recorded MG MAGNESIUM ION × 323 ZN ZINC ION × 6 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å
7NQL 55S mammalian mitochondrial ribosome with ICT1 and P site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BR 1–169（169 aa）
Not recorded ZN ZINC ION × 6 MG MAGNESIUM ION × 335 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 Å
7NSH 39S mammalian mitochondrial large ribosomal subunit with mtRRF (post) and mtEFG2 Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 61-meric
Chain BR 1–169（169 aa）
Not recorded MG MAGNESIUM ION × 221 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.20 Å
7NSI 55S mammalian mitochondrial ribosome with mtRRF (pre) and tRNA(P/E) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BR 1–169（169 aa）
Not recorded MG MAGNESIUM ION × 327 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.60 Å
7NSJ 55S mammalian mitochondrial ribosome with tRNA(P/P) and tRNA(E*) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 87 PDB declaration: 93-meric
Chain BR 1–169（169 aa）
Not recorded MG MAGNESIUM ION × 324 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.90 Å
8OIN 55S mammalian mitochondrial ribosome with mtRF1 and P-site tRNA Deposited 2023-03-23 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 94-meric
Chain BV 1–169（169 aa）
Not recorded MG MAGNESIUM ION × 332 K POTASSIUM ION × 41 PHE PHENYLALANINE × 1 ZN ZINC ION × 3 FES FE2/S2 (INORGANIC) CLUSTER × 3 SPM SPERMINE × 1 SPD SPERMIDINE × 1 FME N-FORMYLMETHIONINE × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.60 Å
8OIQ 39S mammalian mitochondrial large ribosomal subunit with mtRF1 and P-site tRNA Deposited 2023-03-23 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 58 PDB declaration: 62-meric
Chain BV 1–169（169 aa）
Not recorded MG MAGNESIUM ION × 205 K POTASSIUM ION × 30 PHE PHENYLALANINE × 1 ZN ZINC ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å

13 other PDB entries and 13 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1RMQ4_PIG
Isoform —
PDB entities 24
Chains and sequence ranges Author chain R； PDBConstruct 1–169； UniProt 1–169

MITORIBOSOMAL PROTEIN UL18M, MRPL18

OrganismNot specified

UniProt F1SB64

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain S； UniProt 1–180 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain S 1–180（180 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain BS 1–180（180 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å

2 other PDB entries and 2 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1SB64_PIG
Isoform —
PDB entities 25
Chains and sequence ranges Author chain S； PDBConstruct 1–180； UniProt 1–180

MITORIBOSOMAL PROTEIN BL19M, MRPL19

OrganismNot specified

UniProt I3LNJ0

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain T； UniProt 1–292 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain T 1–292（292 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain BT 1–292（292 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å
6GAW Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the complete 55S ribosome. Deposited 2018-04-13 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 90 PDB declaration: 95-meric
Chain BT 12–303（292 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6GAZ Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the 28S ribosomal subunit. Deposited 2018-04-13 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 33 PDB declaration: 36-meric
Chain BT 12–303（292 aa）
Not recorded GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 MG MAGNESIUM ION × 111 NA SODIUM ION × 1 SPM SPERMINE × 1 ZN ZINC ION × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å
6YDP 55S mammalian mitochondrial ribosome with mtEFG1 and P site fMet-tRNAMet (POST) Deposited 2020-03-20 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 94-meric
Chain BT 12–303（292 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.00 Å
6YDW 55S mammalian mitochondrial ribosome with mtEFG1 and two tRNAMet (TI-POST) Deposited 2020-03-21 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 95-meric
Chain BT 12–303（292 aa）
Not recorded MG MAGNESIUM ION × 325 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.20 Å
7NQH 55S mammalian mitochondrial ribosome with mtRF1a and P-site tRNAMet Deposited 2021-03-01 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BT 12–303（292 aa）
Not recorded MG MAGNESIUM ION × 323 ZN ZINC ION × 6 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å
7NQL 55S mammalian mitochondrial ribosome with ICT1 and P site tRNAMet Deposited 2021-03-01 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BT 12–303（292 aa）
Not recorded ZN ZINC ION × 6 MG MAGNESIUM ION × 335 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 Å
7NSH 39S mammalian mitochondrial large ribosomal subunit with mtRRF (post) and mtEFG2 Deposited 2021-03-07 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 61-meric
Chain BT 12–303（292 aa）
Not recorded MG MAGNESIUM ION × 221 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.20 Å
7NSI 55S mammalian mitochondrial ribosome with mtRRF (pre) and tRNA(P/E) Deposited 2021-03-07 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BT 12–303（292 aa）
Not recorded MG MAGNESIUM ION × 327 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.60 Å
7NSJ 55S mammalian mitochondrial ribosome with tRNA(P/P) and tRNA(E*) Deposited 2021-03-07 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 87 PDB declaration: 93-meric
Chain BT 12–303（292 aa）
Not recorded MG MAGNESIUM ION × 324 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.90 Å
8OIN 55S mammalian mitochondrial ribosome with mtRF1 and P-site tRNA Deposited 2023-03-23 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 94-meric
Chain BX 1–303（303 aa）
Not recorded MG MAGNESIUM ION × 332 K POTASSIUM ION × 41 PHE PHENYLALANINE × 1 ZN ZINC ION × 3 FES FE2/S2 (INORGANIC) CLUSTER × 3 SPM SPERMINE × 1 SPD SPERMIDINE × 1 FME N-FORMYLMETHIONINE × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.60 Å
8OIP 28S mammalian mitochondrial small ribosomal subunit with mtRF1 and P-site tRNA Deposited 2023-03-23 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 33 PDB declaration: 36-meric
Chain BX 1–303（303 aa）
Not recorded MG MAGNESIUM ION × 127 SPM SPERMINE × 1 SPD SPERMIDINE × 1 K POTASSIUM ION × 11 ZN ZINC ION × 1 FS2 FE-S-O HYBRID CLUSTER × 2 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.60 Å
8OIQ 39S mammalian mitochondrial large ribosomal subunit with mtRF1 and P-site tRNA Deposited 2023-03-23 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 58 PDB declaration: 62-meric
Chain BX 1–303（303 aa）
Not recorded MG MAGNESIUM ION × 205 K POTASSIUM ION × 30 PHE PHENYLALANINE × 1 ZN ZINC ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å

14 other PDB entries and 14 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name I3LNJ0_PIG
Isoform —
PDB entities 26
Chains and sequence ranges Author chain T； PDBConstruct 1–292； UniProt 1–292

MITORIBOSOMAL PROTEIN BL20M, MRPL20

OrganismNot specified

UniProt F1RJD0

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain U； UniProt 1–149 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain U 1–124（124 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain BU 1–149（149 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å

2 other PDB entries and 2 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1RJD0_PIG
Isoform —
PDB entities 27
Chains and sequence ranges Author chain U； PDBConstruct 1–149； UniProt 1–149

MITORIBOSOMAL PROTEIN BL21M, MRPL21

OrganismNot specified

UniProt F1RY70

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain V； UniProt 1–209 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 MITORIBOSOMAL PROTEIN UL24M, MRPL24 × 1 （F1RHJ1） ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain V 1–203（203 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain BV 1–209（209 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å
6GAW Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the complete 55S ribosome. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 90 PDB declaration: 95-meric
Chain BV 1–209（209 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6GB2 Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the 39S ribosomal subunit. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 62-meric
Chain BV 1–209（209 aa）
Not recorded MG MAGNESIUM ION × 216 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6YDP 55S mammalian mitochondrial ribosome with mtEFG1 and P site fMet-tRNAMet (POST) Deposited 2020-03-20 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 94-meric
Chain BV 1–209（209 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.00 Å
6YDW 55S mammalian mitochondrial ribosome with mtEFG1 and two tRNAMet (TI-POST) Deposited 2020-03-21 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 95-meric
Chain BV 1–209（209 aa）
Not recorded MG MAGNESIUM ION × 325 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.20 Å
7NQH 55S mammalian mitochondrial ribosome with mtRF1a and P-site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BV 1–209（209 aa）
Not recorded MG MAGNESIUM ION × 323 ZN ZINC ION × 6 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å
7NQL 55S mammalian mitochondrial ribosome with ICT1 and P site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BV 1–209（209 aa）
Not recorded ZN ZINC ION × 6 MG MAGNESIUM ION × 335 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 Å
7NSH 39S mammalian mitochondrial large ribosomal subunit with mtRRF (post) and mtEFG2 Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 61-meric
Chain BV 1–209（209 aa）
Not recorded MG MAGNESIUM ION × 221 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.20 Å
7NSI 55S mammalian mitochondrial ribosome with mtRRF (pre) and tRNA(P/E) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BV 1–209（209 aa）
Not recorded MG MAGNESIUM ION × 327 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.60 Å
7NSJ 55S mammalian mitochondrial ribosome with tRNA(P/P) and tRNA(E*) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 87 PDB declaration: 93-meric
Chain BV 1–209（209 aa）
Not recorded MG MAGNESIUM ION × 324 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.90 Å
8OIN 55S mammalian mitochondrial ribosome with mtRF1 and P-site tRNA Deposited 2023-03-23 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 94-meric
Chain BZ 1–209（209 aa）
Not recorded MG MAGNESIUM ION × 332 K POTASSIUM ION × 41 PHE PHENYLALANINE × 1 ZN ZINC ION × 3 FES FE2/S2 (INORGANIC) CLUSTER × 3 SPM SPERMINE × 1 SPD SPERMIDINE × 1 FME N-FORMYLMETHIONINE × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.60 Å
8OIQ 39S mammalian mitochondrial large ribosomal subunit with mtRF1 and P-site tRNA Deposited 2023-03-23 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 58 PDB declaration: 62-meric
Chain BZ 1–209（209 aa）
Not recorded MG MAGNESIUM ION × 205 K POTASSIUM ION × 30 PHE PHENYLALANINE × 1 ZN ZINC ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å

13 other PDB entries and 13 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1RY70_PIG
Isoform —
PDB entities 28
Chains and sequence ranges Author chain V； PDBConstruct 1–209； UniProt 1–209

MITORIBOSOMAL PROTEIN UL24M, MRPL24

OrganismNot specified

UniProt F1RHJ1

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 28 RNA 4 PDB declaration: 32-meric（32） Consistent with all polymer counts Chain Y； UniProt 1–216 Not recorded MITORIBOSOMAL PROTEIN BL27M, MRPL27 × 1 （F1RT79） MITORIBOSOMAL PROTEIN BL28M, MRPL28 × 1 （F1RGV8） MITORIBOSOMAL PROTEIN UL29M, MRPL47 × 1 MITORIBOSOMAL PROTEIN UL30M, MRPL30 × 1 （F1STE5） MITORIBOSOMAL PROTEIN BL31M, MRPL55 × 1 （I3LQ65） MITORIBOSOMAL PROTEIN BL32M, MRPL32 × 1 （I3LTC4） MITORIBOSOMAL PROTEIN BL33M, MRPL33 × 1 MITORIBOSOMAL PROTEIN BL34M, MRPL34 × 1 （W5IDC1） MITORIBOSOMAL PROTEIN BL35M, MRPL35 × 1 （F1SVC5） MITORIBOSOMAL PROTEIN BL36M, MRPL36 × 1 （I3LDE8） MITORIBOSOMAL 16S RRNA × 1 MITORIBOSOMAL CP TRNA × 1 TRNA × 2 MITORIBOSOMAL PROTEIN UL2M, MRPL2 × 1 （F1RRN2） MITORIBOSOMAL PROTEIN UL3M, MRPL3 × 1 MITORIBOSOMAL PROTEIN UL4M, MRPL4 × 1 （F1S3J8） MITORIBOSOMAL PROTEIN BL9M, MRPL9 × 1 （I3LR45） MITORIBOSOMAL PROTEIN UL10M, MRPL10 × 1 （F1RWJ0） MITORIBOSOMAL PROTEIN UL11M, MRPL11 × 1 （F1RU54） MITORIBOSOMAL PROTEIN UL13M, MRPL13 × 1 （F1S286） MITORIBOSOMAL PROTEIN UL14M, MRPL14 × 1 （F1RQV7） MITORIBOSOMAL PROTEIN UL15M, MRPL15 × 1 （F1RSH0） MITORIBOSOMAL PROTEIN UL16M, MRPL16 × 1 （F1RI89） MITORIBOSOMAL PROTEIN BL17M, MRPL17 × 1 （F1RMQ4） MITORIBOSOMAL PROTEIN UL18M, MRPL18 × 1 （F1SB64） MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 （I3LNJ0） MITORIBOSOMAL PROTEIN BL20M, MRPL20 × 1 （F1RJD0） MITORIBOSOMAL PROTEIN BL21M, MRPL21 × 1 （F1RY70） MITORIBOSOMAL PROTEIN UL22M, MRPL22 × 1 MITORIBOSOMAL PROTEIN UL23M, MRPL23 × 1 ZN ZINC ION × 2 MG MAGNESIUM ION × 169 ELECTRON MICROSCOPY cryo-EM buffer：20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT cryo-EM vitrification conditions：Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 4V19 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4CE4 39S large subunit of the porcine mitochondrial ribosome Deposited 2013-11-08 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 36 PDB declaration: 38-meric
Chain Y 1–216（216 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2；pH 7.9；20 MM HEPES-KOH PH 7.9, 100 MM KCL, 1 MM DTT, 20 MM MGCL2
cryo-EM vitrification conditions Cryogen ETHANE；MANUAL BLOTTING FOLLOWED BY MANUAL PLUNGING INTO LIQUID ETHANE
Resolution 4.90 Å
5AJ4 Structure of the 55S mammalian mitoribosome. Deposited 2015-02-20 Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 83 PDB declaration: 89-meric
Chain BY 1–216（216 aa）
Not recorded MG MAGNESIUM ION × 351 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer 20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT；pH 7.4；20 MM HEPES-KOH, 50 MM KCL, 40 MM MGCL2, 1 MM DTT
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；MIXTURE OF LIQUID ETHANE AND PROPANE
Resolution 3.80 Å
6GAW Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the complete 55S ribosome. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 90 PDB declaration: 95-meric
Chain BY 1–216（216 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6GB2 Unique features of mammalian mitochondrial translation initiation revealed by cryo-EM. This file contains the 39S ribosomal subunit. Deposited 2018-04-13 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 62-meric
Chain BY 1–216（216 aa）
Not recorded MG MAGNESIUM ION × 216 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 NA SODIUM ION × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
6YDP 55S mammalian mitochondrial ribosome with mtEFG1 and P site fMet-tRNAMet (POST) Deposited 2020-03-20 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 94-meric
Chain BY 1–216（216 aa）
Not recorded MG MAGNESIUM ION × 326 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.00 Å
6YDW 55S mammalian mitochondrial ribosome with mtEFG1 and two tRNAMet (TI-POST) Deposited 2020-03-21 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 89 PDB declaration: 95-meric
Chain BY 1–216（216 aa）
Not recorded MG MAGNESIUM ION × 325 ZN ZINC ION × 6 SPM SPERMINE × 3 FME N-FORMYLMETHIONINE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.20 Å
7NQH 55S mammalian mitochondrial ribosome with mtRF1a and P-site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BY 1–216（216 aa）
Not recorded MG MAGNESIUM ION × 323 ZN ZINC ION × 6 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å
7NQL 55S mammalian mitochondrial ribosome with ICT1 and P site tRNAMet Deposited 2021-03-01 Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BY 1–216（216 aa）
Not recorded ZN ZINC ION × 6 MG MAGNESIUM ION × 335 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 Å
7NSH 39S mammalian mitochondrial large ribosomal subunit with mtRRF (post) and mtEFG2 Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 61-meric
Chain BY 1–216（216 aa）
Not recorded MG MAGNESIUM ION × 221 ZN ZINC ION × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 2 SPM SPERMINE × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.20 Å
7NSI 55S mammalian mitochondrial ribosome with mtRRF (pre) and tRNA(P/E) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 93-meric
Chain BY 1–216（216 aa）
Not recorded MG MAGNESIUM ION × 327 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 4.60 Å
7NSJ 55S mammalian mitochondrial ribosome with tRNA(P/P) and tRNA(E*) Deposited 2021-03-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 87 PDB declaration: 93-meric
Chain BY 1–216（216 aa）
Not recorded MG MAGNESIUM ION × 324 ZN ZINC ION × 6 SPM SPERMINE × 3 5GP GUANOSINE-5'-MONOPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.90 Å
8OIN 55S mammalian mitochondrial ribosome with mtRF1 and P-site tRNA Deposited 2023-03-23 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 88 PDB declaration: 94-meric
Chain BC 1–216（216 aa）
Not recorded MG MAGNESIUM ION × 332 K POTASSIUM ION × 41 PHE PHENYLALANINE × 1 ZN ZINC ION × 3 FES FE2/S2 (INORGANIC) CLUSTER × 3 SPM SPERMINE × 1 SPD SPERMIDINE × 1 FME N-FORMYLMETHIONINE × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.60 Å
8OIQ 39S mammalian mitochondrial large ribosomal subunit with mtRF1 and P-site tRNA Deposited 2023-03-23 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein–RNA Heteromer；Protein × 58 PDB declaration: 62-meric
Chain BC 1–216（216 aa）
Not recorded MG MAGNESIUM ION × 205 K POTASSIUM ION × 30 PHE PHENYLALANINE × 1 ZN ZINC ION × 2 FES FE2/S2 (INORGANIC) CLUSTER × 1 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES-KOH pH=7.5, 100mM KCl, 20mM MgCl2, ~1% sucrose (from mtRF1 storage buffer)
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.50 Å

13 other PDB entries and 13 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name F1RHJ1_PIG
Isoform —
PDB entities 31
Chains and sequence ranges Author chain Y； PDBConstruct 1–216； UniProt 1–216

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 4v19

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4v19
Download Download
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4v19
Deposition date deposition_date2014-09-25
Structure title titleStructure of the large subunit of the mammalian mitoribosome, part 1 of 2
Keywords keywordsRIBOSOME, TRANSLATION, LARGE RIBOSOMAL SUBUNIT, MITORIBOSOME, MAMMALIAN MITOCHONDRIAL RIBOSOME, CRYO-EM; RIBOSOME
Experimental Method methodELECTRON MICROSCOPY
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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier65.56 Å
Radius of gyration Rg (electron density) rg_electron68.54 Å
Forward intensity I(0) i027020700000.00
Molecular weight molecular_weight1016000.0 kDa
Excluded volume excluded_volume1113900 ų
Envelope volume envelope_volume1954000 ų
Hydration-shell volume shell_volume219740 ų
Envelope diameter envelope_diameter251.0 Å
Shell Rg shell_rg77.70 Å
Envelope Rg envelope_rg69.55 Å
Shape Rg shape_rg68.71 Å
Total Rg total_rg68.24 Å
Total atoms total_atoms69205
Residues n_residues5880
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 Å−1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3
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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax211.5 Å
Rg (real space) rg_real65.37 Å
Rg uncertainty (real space) rg_real_error1.16 Å
I(0) (real space) i0_real2.7010e+10
I(0) uncertainty (real space) i0_real_error5.6490e+08
Rg (reciprocal space) rg_reciprocal65.68 Å
I(0) (reciprocal space) i0_reciprocal27030000000.0000
Solution quality estimate total_estimate0.8474
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary79.3 Å
Skewness Skewness skewness0.362
Kurtosis Kurtosis kurtosis-0.153
Angular range angular_range— – 0.1200 Å−1
Current regularization parameter α current_alpha0.0137
Highest regularization parameter α highest_alpha3391000000.0000
Real-space data points n_real_points25
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.856; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.955; Smooth: 0.489
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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (34)

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7. Fold Classification (SCOP + CATH) 45 domains

SCOP 2.08 (28 domains)

Domain ID domain_idd4v190_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v191_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v192_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v193_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v194_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v195_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v196_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v197_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v198_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v199_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19d_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19e_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19f_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19i_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19j_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19k_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19n_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19o_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19p_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19q_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19r_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19s_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19t_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19u_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19v_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19w_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19x_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit
Domain ID domain_idd4v19y_
Class classi — Low resolution protein structures
Fold Fold foldi.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamilyi.1.1 — Ribosome and ribosomal fragments
Family Family familyi.1.1.2 — Large subunit

CATH v4.4 (17 domains)

Domain ID domain_id4v19000
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Homologous superfamily homologous superfamily100 — RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domain
Domain ID domain_id4v19400
Class class6 — Special
Architecture architecture20 — Other non-globular
Topology topology130 — Ribosomal Protein L25; Chain P
Homologous superfamily homologous superfamily20 — Mitochondrial ribosomal protein L55
Domain ID domain_id4v19600
Class class2 — Mainly Beta
Architecture architecture20 — Single Sheet
Topology topology28 — Rubrerythrin, domain 2
Homologous superfamily homologous superfamily120 — Ribosomal protein L33
Domain ID domain_id4v19700
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology287 — Helix Hairpins
Homologous superfamily homologous superfamily3980 —
Domain ID domain_id4v19D01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Homologous superfamily homologous superfamily140 — Nucleic acid-binding proteins
Domain ID domain_id4v19D02
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology30 — SH3 type barrels.
Homologous superfamily homologous superfamily30 —
Domain ID domain_id4v19F00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology1370 — Ribosomal Protein L4; Chain: A;
Homologous superfamily homologous superfamily10 — Ribosomal protein L4/L1
Domain ID domain_id4v19I01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology5 — Ribosomal Protein L9; domain 1
Homologous superfamily homologous superfamily10 — Ribosomal protein L9, N-terminal domain
Domain ID domain_id4v19J00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily1730 — Ribosomal protein L10, N-terminal RNA-binding domain
Domain ID domain_id4v19K01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1550 — Ribosomal protein L11, N-terminal domain
Homologous superfamily homologous superfamily10 — Ribosomal protein L11/L12, N-terminal domain
Domain ID domain_id4v19K02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology10 — Arc Repressor Mutant, subunit A
Homologous superfamily homologous superfamily250 — Ribosomal protein L11/L12, C-terminal domain
Domain ID domain_id4v19N00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology1180 — Ribosomal Protein L13p; Chain: A;
Homologous superfamily homologous superfamily10 — Ribosomal protein L13
Domain ID domain_id4v19O00
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology150 — Ribosomal Protein L14
Homologous superfamily homologous superfamily20 — Ribosomal protein L14/L23
Domain ID domain_id4v19R01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology1030 — 50s Ribosomal Protein L17; Chain: A,
Homologous superfamily homologous superfamily10 — Ribosomal protein L17
Domain ID domain_id4v19S00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily80 — Ribosomal protein S11/S14
Domain ID domain_id4v19W00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology470 — Ribosomal Protein L22; Chain A
Homologous superfamily homologous superfamily10 — Ribosomal protein L22/L17
Domain ID domain_id4v19X00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily330 — RRM (RNA recognition motif) domain
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8. Citations (1)

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9. Files and Curves (10)