Current Protein Identity:A0A1X3JA73 New Search
Main Difference Dimensions in This Set
Different construct Different assembly state Different ligand/ion Different experimental conditions Different structure-quality metrics

Difference tags compare only the current result set; every original PDB and assembly record remains separate.

Related-Structure Differences

Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.

PDB Entry Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Experimental Method Experimental Conditions Structure Quality
11BQ Escherichia coli 70S ribosome containing an evolved 16S rRNA (EC-S3.5) Deposited 2026-02-16 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 53-meric(53) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded ZN ZINC ION × 2 MG MAGNESIUM ION × 307 SPD SPERMIDINE × 14 SPM SPERMINE × 1 C CYTIDINE-5'-MONOPHOSPHATE × 1 G GUANOSINE-5'-MONOPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
11DG Chimeric Escherichia coli 70S ribosome containing an evolved Vibrio cholerae 16S rRNA (VC-S4.4) Deposited 2026-02-18 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 53-meric(53) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded ZN ZINC ION × 2 MG MAGNESIUM ION × 272 SPD SPERMIDINE × 14 SPM SPERMINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
11EL Chimeric Escherichia coli 70S ribosome containing an evolved 16S rRNA from Vibrio cholerae (VC-ST) Deposited 2026-02-19 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 53-meric(53) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded ZN ZINC ION × 2 MG MAGNESIUM ION × 308 SPD SPERMIDINE × 16 SPM SPERMINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
11FV Chimeric Escherichia coli 70S ribosome containing an evolved 16S rRNA from Pseudomonas aeruginosa (PA-S3.3) Deposited 2026-02-21 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 52-meric(52) Consistent with all polymers
Chain f 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 307 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
11GG Chimeric Escherichia coli 70S ribosome containing an evolved 16S rRNA from Pseudomonas aeruginosa (PA-ST) Deposited 2026-02-22 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 52-meric(52) Consistent with all polymers
Chain f 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 307 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.02 Å
7S1I Wild-type Escherichia coli stalled ribosome with antibiotic radezolid Deposited 2021-09-02 Assembly 1 Protein–RNA Heteromer;Protein × 50 PDB declaration: 55-meric(55) Consistent with all polymers
Chain f 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 209 RD8 Radezolid × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.48 Å
7S1J Wild-type Escherichia coli ribosome with antibiotic radezolid Deposited 2021-09-02 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 52-meric(52) Consistent with all polymers
Chain f 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 199 RD8 Radezolid × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.47 Å
7S1K Cfr-modified Escherichia coli stalled ribosome with antibiotic radezolid Deposited 2021-09-02 Assembly 1 Protein–RNA Heteromer;Protein × 50 PDB declaration: 55-meric(55) Consistent with all polymers
Chain f 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 207 RD8 Radezolid × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.42 Å
7TOS E. coli 70S ribosomes bound with the ALS/FTD-associated dipeptide repeat protein PR20 Deposited 2022-01-24 Assembly 1 Protein–RNA Heteromer;Protein × 53 PDB declaration: 56-meric(56) Consistent with all polymers
Chain L28 2–78(77 aa)
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
7UG7 70S ribosome complex in an intermediate state of translocation bound to EF-G(GDP) stalled by Argyrin B Deposited 2022-03-24 Assembly 1 Protein–RNA Heteromer;Protein × 54 PDB declaration: 60-meric(60) Consistent with all polymers
Chain Lb 1–78(78 aa)
Not recorded PUT 1,4-DIAMINOBUTANE × 11 MG MAGNESIUM ION × 404 SPD SPERMIDINE × 2 ZN ZINC ION × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 1 FME N-FORMYLMETHIONINE × 1 PHE PHENYLALANINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.58 Å
8EIU E. coli 70S ribosome with A-loop mutations U2554C and U2555C Deposited 2022-09-15 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 55-meric(55) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded ZN ZINC ION × 2 PAR PAROMOMYCIN × 1 MG MAGNESIUM ION × 268 SPD SPERMIDINE × 16 8AN 3'-amino-3'-deoxyadenosine 5'-(dihydrogen phosphate) × 2 SPM SPERMINE × 1 MET METHIONINE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.24 Å
8EKC Escherichia coli 70S ribosome bound to thermorubin, deacylated P-site tRNAfMet and aminoacylated A-site Phe-tRNA Deposited 2022-09-20 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 55-meric(55) Consistent with all polymers
Chain Z 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 714 T8B Thermorubin × 1 PHE PHENYLALANINE × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
8EMM Composite 70S ribosome structure for "Atomistic simulations of the E. coli ribosome provide selection criteria for translationally active substrates Deposited 2022-09-28 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 55-meric(55) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 321 SPD SPERMIDINE × 17 SPM SPERMINE × 1 K POTASSIUM ION × 10 ZN ZINC ION × 2 MET METHIONINE × 2 PAR PAROMOMYCIN × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.10 Å
8FIZ Cryo-EM structure of E. coli 70S Ribosome containing mRNA and tRNA (in the transcription-translation complex) Deposited 2022-12-18 Assembly 1 Protein–RNA Heteromer;Protein × 51 PDB declaration: 56-meric(56) Consistent with all polymers
Chain DE 1–78(78 aa)
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.80 Å
8FTO E. coli 70S ribosome with an improved MS2 tag inserted in H98 Deposited 2023-01-12 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 54-meric(54) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 284 FME N-FORMYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 1.85 Å
8FZD Cryo-EM structure of an E. coli non-rotated ribosome termination complex bound with apoRF3, RF1, P- and E-site tRNAPhe (Composite state I-B) Deposited 2023-01-28 Assembly 1 Protein–RNA Heteromer;Protein × 53 PDB declaration: 59-meric(59) Consistent with all polymers
Chain Z 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 581 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4;5 mM Tris-HCl, 60 mM NH4Cl, 10 mM MgCl2, 6 mM B-mercaptoethanol
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å
8FZE Cryo-EM structure of an E. coli non-rotated ribosome termination complex bound with RF1, P- and E-site tRNAPhe (State I-A) Deposited 2023-01-28 Assembly 1 Protein–RNA Heteromer;Protein × 52 PDB declaration: 58-meric(58) Consistent with all polymers
Chain Z 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 570 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4;5 mM Tris-HCl, 60 mM NH4Cl, 10 mM MgCl2, 6 mM B-mercaptoethanol
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
8FZF Cryo-EM structure of an E. coli rotated ribosome complex bound with RF3-ppGpp and p/E-tRNAPhe (Composite state I-C) Deposited 2023-01-28 Assembly 1 Protein–RNA Heteromer;Protein × 51 PDB declaration: 56-meric(56) Consistent with all polymers
Chain Z 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 384 G4P GUANOSINE-5',3'-TETRAPHOSPHATE × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4;5 mM Tris-HCl, 60 mM NH4Cl, 10 mM MgCl2, 6 mM B-mercaptoethanol
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
8FZG Cryo-EM structure of an E. coli non-rotated ribosome termination complex bound with RF3-GDPCP, RF1, P- and E-site tRNAPhe (Composite state II-A) Deposited 2023-01-28 Assembly 1 Protein–RNA Heteromer;Protein × 53 PDB declaration: 59-meric(59) Consistent with all polymers
Chain Z 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 428 GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4;5 mM Tris-HCl, 60 mM NH4Cl, 10 mM MgCl2, 6 mM B-mercaptoethanol
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å
8FZH Cryo-EM structure of an E. coli non-rotated ribosome termination complex bound with RF1, P- and E-site tRNAPhe (State II-D) Deposited 2023-01-28 Assembly 1 Protein–RNA Heteromer;Protein × 52 PDB declaration: 58-meric(58) Consistent with all polymers
Chain Z 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 595 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4;5 mM Tris-HCl, 60 mM NH4Cl, 10 mM MgCl2, 6 mM B-mercaptoethanol
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
8FZI Cryo-EM structure of an E. coli rotated ribosome bound with RF3-GDPCP and p/E-tRNAPhe (Composite state II-B) Deposited 2023-01-28 Assembly 1 Protein–RNA Heteromer;Protein × 51 PDB declaration: 56-meric(56) Consistent with all polymers
Chain Z 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 737 GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4;5 mM Tris-HCl, 60 mM NH4Cl, 10 mM MgCl2, 6 mM B-mercaptoethanol
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å
8FZJ Cryo-EM structure of an E. coli rotated ribosome bound with RF3-GDPCP and p/E-tRNAPhe (Composite state II-C) Deposited 2023-01-28 Assembly 1 Protein–RNA Heteromer;Protein × 51 PDB declaration: 56-meric(56) Consistent with all polymers
Chain Z 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 757 GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4;5 mM Tris-HCl, 60 mM NH4Cl, 10 mM MgCl2, 6 mM B-mercaptoethanol
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
8G6W Structure of WT E.coli 70S ribosome complexed with mRNA, P-site fMet-NH-tRNAfMet and A-site ortho-aminobenzoic acid charged NH-tRNAPhe Deposited 2023-02-16 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 55-meric(55) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded ZN ZINC ION × 2 PAR PAROMOMYCIN × 1 MG MAGNESIUM ION × 320 2AE 2-AMINO-BENZAMIDE × 1 8AN 3'-amino-3'-deoxyadenosine 5'-(dihydrogen phosphate) × 1 FME N-FORMYLMETHIONINE × 1 K POTASSIUM ION × 14 SPD SPERMIDINE × 8 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.02 Å
8G6X Structure of WT E.coli ribosome 50S subunit with complexed with mRNA, P-site fMet-NH-tRNAfMet and A-site meta-aminobenzoic acid charged NH-tRNAPhe Deposited 2023-02-16 Assembly 1 Protein–RNA Heteromer;Protein × 29 PDB declaration: 34-meric(34) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 223 SPD SPERMIDINE × 17 SPM SPERMINE × 1 K POTASSIUM ION × 7 FME N-FORMYLMETHIONINE × 1 ZN ZINC ION × 2 3AB 3-aminobenzamide × 1 8AN 3'-amino-3'-deoxyadenosine 5'-(dihydrogen phosphate) × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.31 Å
8G6Y Structure of WT E.coli ribosome 50S subunit with complexed with mRNA, P-site fMet-NH-tRNAfMet and A-site 3-aminopyridine-4-carboxylic acid charged NH-tRNAPhe Deposited 2023-02-16 Assembly 1 Protein–RNA Heteromer;Protein × 29 PDB declaration: 34-meric(34) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded ZN ZINC ION × 2 YRW 3-aminopyridine-4-carboxamide × 1 8AN 3'-amino-3'-deoxyadenosine 5'-(dihydrogen phosphate) × 1 FME N-FORMYLMETHIONINE × 1 MG MAGNESIUM ION × 231 K POTASSIUM ION × 15 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.09 Å
8G7P Structure of the Escherichia coli 70S ribosome in complex with EF-Tu and Ile-tRNAIle(LAU) bound to the cognate AUA codon (Structure I) Deposited 2023-02-16 Assembly 1 Protein–RNA Heteromer;Protein × 51 PDB declaration: 58-meric(58) Consistent with all polymers
Chain Z 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 876 K POTASSIUM ION × 2 ILE ISOLEUCINE × 2 GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
8G7Q Structure of the Escherichia coli 70S ribosome in complex with EF-Tu and Ile-tRNAIle(LAU) bound to the near-cognate AUG codon (Structure II) Deposited 2023-02-16 Assembly 1 Protein–RNA Heteromer;Protein × 51 PDB declaration: 58-meric(58) Consistent with all polymers
Chain Z 1–78(78 aa)
Not recorded PAR PAROMOMYCIN × 1 MG MAGNESIUM ION × 950 ILE ISOLEUCINE × 2 GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å
8G7R Structure of the Escherichia coli 70S ribosome in complex with A-site tRNAIle(LAU) bound to the cognate AUA codon (Structure III) Deposited 2023-02-16 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 56-meric(56) Consistent with all polymers
Chain Z 1–78(78 aa)
Not recorded PAR PAROMOMYCIN × 1 MG MAGNESIUM ION × 734 K POTASSIUM ION × 2 ILE ISOLEUCINE × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.80 Å
8G7S Structure of the Escherichia coli 70S ribosome in complex with P-site tRNAIle(LAU) bound to the cognate AUA codon (Structure IV) Deposited 2023-02-16 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 55-meric(55) Consistent with all polymers
Chain Z 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 564 ILE ISOLEUCINE × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å
8SYL Cryo-EM structure of the Escherichia coli 70S ribosome in complex with amikacin, mRNA, and A-, P-, and E-site tRNAs Deposited 2023-05-25 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 56-meric(56) Consistent with all polymers
Chain Z 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 474 AKN (2S)-N-[(1R,2S,3S,4R,5S)-4-[(2R,3R,4S,5S,6R)-6-(aminomethyl)-3,4,5-tris(oxidanyl)oxan-2-yl]oxy-5-azanyl-2-[(2S,3R,4S,5S ,6R)-4-azanyl-6-(hydroxymethyl)-3,5-bis(oxidanyl)oxan-2-yl]oxy-3-oxidanyl-cyclohexyl]-4-azanyl-2-oxidanyl-butanamide × 2 PHE PHENYLALANINE × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
8UPO Escherichia coli transcription-translation coupled complex class A (TTC-A) containing RfaH bound to ops signal, mRNA with a 21 nt long spacer, and fMet-tRNAs in E-site and P-site of the ribosome Deposited 2023-10-23 Assembly 1 Other combination Heteromer;Protein × 58 PDB declaration: 66-meric(66) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.50 Å
8UPR Escherichia coli transcription-translation coupled complex class A (TTC-A) containing RfaH bound to ops signal, mRNA with a 21 nt long spacer, and fMet-tRNAs in E-site and P-site of the ribosome Deposited 2023-10-23 Assembly 1 Other combination Heteromer;Protein × 59 PDB declaration: 67-meric(67) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.30 Å
8UQL Escherichia coli transcription-translation coupled complex class B (TTC-B) containing RfaH in loaded state, mRNA with a 24 nt long spacer, and fMet-tRNAs in E-site and P-site of the ribosome Deposited 2023-10-24 Assembly 1 Other combination Heteromer;Protein × 59 PDB declaration: 67-meric(67) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
8UQM Escherichia coli transcription-translation coupled complex class B (TTC-B) containing RfaH in loaded state, NusA, mRNA with a 24 nt long spacer, and fMet-tRNAs in E-site and P-site of the ribosome Deposited 2023-10-24 Assembly 1 Other combination Heteromer;Protein × 60 PDB declaration: 68-meric(68) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.30 Å
8UQP Escherichia coli transcription-translation coupled complex class B (TTC-B) containing RfaH bound to ops signal, mRNA with a 24 nt long spacer, and fMet-tRNAs in E-site and P-site of the ribosome Deposited 2023-10-24 Assembly 1 Other combination Heteromer;Protein × 59 PDB declaration: 67-meric(67) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.80 Å
8UR0 Escherichia coli transcription-translation coupled complex class B (TTC-B) containing RfaH bound to ops signal, NusA, mRNA with a 24 nt long spacer, and fMet-tRNAs in E-site and P-site of the ribosome Deposited 2023-10-25 Assembly 1 Other combination Heteromer;Protein × 60 PDB declaration: 68-meric(68) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
8URH Escherichia coli transcription-translation coupled complex class B (TTC-B) containing RfaH bound to ops signal, mRNA with a 27 nt long spacer, and fMet-tRNAs in E-site and P-site of the ribosome Deposited 2023-10-26 Assembly 1 Other combination Heteromer;Protein × 59 PDB declaration: 67-meric(67) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.70 Å
8URI Escherichia coli transcription-translation coupled complex class B (TTC-B) containing RfaH bound to ops signal, NusA, mRNA with a 27 nt long spacer, and fMet-tRNAs in E-site and P-site of the ribosome Deposited 2023-10-26 Assembly 1 Other combination Heteromer;Protein × 60 PDB declaration: 68-meric(68) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.30 Å
8URM E. coli 70S ribosome with unmodified tRNAPro(GGG) bound to slippery P-site CCC-C codon and tRNAVal(UAC) in the A site Deposited 2023-10-26 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 55-meric(55) Consistent with all polymers
Chain X 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 395 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
8URX Escherichia coli transcription-translation coupled complex class B (TTC-B) containing RfaH bound to ops signal, mRNA with a 30 nt long spacer, and fMet-tRNAs in E-site and P-site of the ribosome Deposited 2023-10-27 Assembly 1 Other combination Heteromer;Protein × 59 PDB declaration: 67-meric(67) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.60 Å
8URY Escherichia coli transcription-translation coupled complex class B (TTC-B) containing RfaH bound to ops signal, NusA, mRNA with a 30 nt long spacer, and fMet-tRNA in E-site and P-site of the ribosome Deposited 2023-10-27 Assembly 1 Other combination Heteromer;Protein × 60 PDB declaration: 68-meric(68) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å
8UTJ E. coli 70S ribosome with unmodified lys-tRNAPro(GGG) bound to slippery P-site CCC-C codon in the 0 frame Deposited 2023-10-31 Assembly 1 Protein–RNA Heteromer;Protein × 50 PDB declaration: 55-meric(55) Consistent with all polymers
Chain X 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 530 LYS LYSINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.50 Å
8UX8 E. coli 70S ribosome with unmodified Lys-tRNAPro(GGG) bound to slippery P-site CCC-C codon in the +1 mRNA reading frame Deposited 2023-11-09 Assembly 1 Protein–RNA Heteromer;Protein × 50 PDB declaration: 55-meric(55) Consistent with all polymers
Chain X 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 395 LYS LYSINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.60 Å
8UXB E. coli 70S ribosome with unmodified P/E-tRNAPro(GGG) bound to slippery P-site CCC-C codon Deposited 2023-11-09 Assembly 1 Protein–RNA Heteromer;Protein × 48 PDB declaration: 53-meric(53) Consistent with all polymers
Chain X 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 287 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
8UZ3 E. coli 70S ribosome with unmodified e*/E-tRNAPro(GGG) bound to slippery P-site CCC-C codon Deposited 2023-11-14 Assembly 1 Protein–RNA Heteromer;Protein × 48 PDB declaration: 53-meric(53) Consistent with all polymers
Chain X 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 415 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
8UZG E. coli 70S ribosome with unmodified e*/E-tRNAPro(GGG) bound to slippery P-site CCC-C codon Deposited 2023-11-15 Assembly 1 Protein–RNA Heteromer;Protein × 48 PDB declaration: 53-meric(53) Consistent with all polymers
Chain X 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 398 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.70 Å
8V03 E. coli 70S ribosome with unmodified P/E-tRNAPro(GGG) bound to slippery P-site CCC-C codon Deposited 2023-11-16 Assembly 1 Protein–RNA Heteromer;Protein × 48 PDB declaration: 53-meric(53) Consistent with all polymers
Chain X 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 281 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.00 Å
8VKV Escherichia coli transcription-translation coupled complex (TTC-B) containing mRNA with a 33 nt long spacer, ops signal, RfaH, NusA, and fMet-tRNAs in E-site and P-site Deposited 2024-01-10 Assembly 1 Other combination Heteromer;Protein × 60 PDB declaration: 68-meric(68) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.60 Å
8VL1 Escherichia coli transcription-translation loosely coupled complex (TTC-LC) containing mRNA with a 36 nt long spacer, ops signal, RfaH, NusA, and fMet-tRNAs in E-site and P-site Deposited 2024-01-11 Assembly 1 Other combination Heteromer;Protein × 60 PDB declaration: 68-meric(68) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.30 Å
8VOO Escherichia coli transcription-translation loosely coupled complex (TTC-LC) containing mRNA with a 39 nt long spacer, ops signal, RfaH, NusA, and fMet-tRNAs in E-site and P-site Deposited 2024-01-15 Assembly 1 Other combination Heteromer;Protein × 60 PDB declaration: 68-meric(68) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
8VOP Escherichia coli transcription-translation coupled complex (TTC-B) containing mRNA with a 36 nt long spacer, NusG, NusA, and fMet-tRNAs in E-site and P-site Deposited 2024-01-15 Assembly 1 Other combination Heteromer;Protein × 60 PDB declaration: 68-meric(68) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 6.00 Å
8VOQ Escherichia coli transcription-translation loosely coupled complex (TTC-LC) containing mRNA with a 39 nt long spacer, NusG, NusA, and fMet-tRNAs in E-site and P-site Deposited 2024-01-15 Assembly 1 Other combination Heteromer;Protein × 60 PDB declaration: 68-meric(68) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 9.30 Å
8VOR Escherichia coli transcription-translation loosely coupled complex (TTC-LC) containing mRNA with a 51 nt long spacer, NusG, NusA, and fMet-tRNAs in E-site and P-site Deposited 2024-01-15 Assembly 1 Other combination Heteromer;Protein × 60 PDB declaration: 68-meric(68) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.60 Å
8VOS Escherichia coli transcription-translation loosely coupled complex (TTC-LC) containing mRNA with a 60 nt long spacer, NusG, NusA, and fMet-tRNAs in E-site and P-site Deposited 2024-01-15 Assembly 1 Other combination Heteromer;Protein × 60 PDB declaration: 68-meric(68) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.60 Å
8VS9 Endogenous trans-translation complex with tmRNA*SmpB in the P site and alanyl-tRNA in the A site and deacyl-tRNA in the E site of E. coli 70S ribosome Deposited 2024-01-23 Assembly 1 Protein–RNA Heteromer;Protein × 53 PDB declaration: 59-meric(59) Consistent with all polymers
Chain L28 1–78(78 aa)
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.90 Å
8VSA Endogenous trans-translation complex with tmRNA*SmpB in the P site and alanyl-tRNA in the A site of E. coli 70S ribosome Deposited 2024-01-23 Assembly 1 Protein–RNA Heteromer;Protein × 53 PDB declaration: 58-meric(58) Consistent with all polymers
Chain L28 1–78(78 aa)
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.70 Å
8VV4 E. coli 70S ribosome with unmodified Lys-tRNAPro(GGG) in the P/P conformation on a slippery CCC-C codon Deposited 2024-01-30 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 54-meric(54) Consistent with all polymers
Chain X 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 424 LYS LYSINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
8VWQ E. coli 70S ribosome with unmodified Lys-tRNAPro(GGG) in the P/P conformation on a slippery CCC-C codon and Elongation Factor P bound (uL1 in the closed conformation) Deposited 2024-02-02 Assembly 1 Protein–RNA Heteromer;Protein × 51 PDB declaration: 56-meric(56) Consistent with all polymers
Chain X 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 586 LYS LYSINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å
8W2N E. coli 70S ribosome with unmodified Lys-tRNAPro(GGG) in the P/P conformation on a slippery CCC-C codon and Elongation Factor P bound (uL1 in the open conformation) Deposited 2024-02-20 Assembly 1 Protein–RNA Heteromer;Protein × 50 PDB declaration: 55-meric(55) Consistent with all polymers
Chain X 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 481 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
9AX7 70S initiation complex (tRNA-fMet M1 + CUG start codon) Deposited 2024-03-06 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 54-meric(54) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded ZN ZINC ION × 2 MG MAGNESIUM ION × 309 IAS BETA-L-ASPARTIC ACID × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.63 Å
9B4Z E. coli 70S ribosome complex (N1-methylated 16S A1408 + arbekacin) Deposited 2024-03-21 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 56-meric(56) Consistent with all polymers
Chain BX 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 309 84G Arbekacin × 2 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.20 Å
9B50 E. coli 70S ribosome complex (unmethylated 16S A1408 + arbekacin) Deposited 2024-03-21 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 52-meric(52) Consistent with all polymers
Chain BX 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 309 84G Arbekacin × 2 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
9B51 E. coli 70S ribosome complex (N1-methylated 16S A1408 + G418) Deposited 2024-03-21 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 56-meric(56) Consistent with all polymers
Chain BX 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 309 GET GENETICIN × 2 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.40 Å
9CG5 70S initiation complex (tRNA-fMet M1 + UUG start codon) Deposited 2024-06-28 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 54-meric(54) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded ZN ZINC ION × 2 MG MAGNESIUM ION × 309 IAS BETA-L-ASPARTIC ACID × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.59 Å
9CG6 70S initiation complex (tRNA-fMet M1 + GUG start codon) Deposited 2024-06-28 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 54-meric(54) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded ZN ZINC ION × 2 MG MAGNESIUM ION × 309 IAS BETA-L-ASPARTIC ACID × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.61 Å
9CG7 70S initiation complex (tRNA-fMet M1 + AUG start codon) Deposited 2024-06-28 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 54-meric(54) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded ZN ZINC ION × 2 MG MAGNESIUM ION × 309 IAS BETA-L-ASPARTIC ACID × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.75 Å
9MKK Structure of arbekacin bound Escherichia coli 70S ribosome Deposited 2024-12-17 Assembly 1 Protein–RNA Heteromer;Protein × 47 PDB declaration: 52-meric(52) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded 84G Arbekacin × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
9MOR Damaged 70S ribosome with PrfH bound Deposited 2024-12-27 Assembly 1 Protein–RNA Heteromer;Protein × 52 PDB declaration: 58-meric(58) Consistent with all polymers
Chain X 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 439 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.65 Å
9MQ4 Damaged 70S ribosome with PrfH bound Deposited 2025-01-01 Assembly 1 Protein–RNA Heteromer;Protein × 52 PDB declaration: 58-meric(58) Consistent with all polymers
Chain X 1–78(78 aa)
Not recorded MG MAGNESIUM ION × 439 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.78 Å
9O2X Structure of WT E.coli ribosome 70S subunit with complexed with mRNA, P-site fMet-NH-tRNAfMet and A-site (S)-betahydroxyBocK charged NH-tRNAPyl Deposited 2025-04-04 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 55-meric(55) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded ZN ZINC ION × 2 MG MAGNESIUM ION × 320 FME N-FORMYLMETHIONINE × 1 K POTASSIUM ION × 10 PAR PAROMOMYCIN × 1 SPD SPERMIDINE × 14 SPM SPERMINE × 1 A1B71 (2S)-6-[(tert-butoxycarbonyl)amino]-2-(hydroxymethyl)hexanoic acid × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.29 Å
9O2Y Structure of WT E.coli ribosome 70S subunit with complexed with mRNA, P-site fMet-NH-tRNAfMet and A-site (R) beta-2-hydroxy-BocLysine acid charged NH-tRNAPyl Deposited 2025-04-04 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 55-meric(55) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded PAR PAROMOMYCIN × 1 MG MAGNESIUM ION × 320 SPD SPERMIDINE × 13 FME N-FORMYLMETHIONINE × 1 SPM SPERMINE × 1 K POTASSIUM ION × 10 ZN ZINC ION × 2 A1B70 (2R)-6-[(tert-butoxycarbonyl)amino]-2-(hydroxymethyl)hexanoic acid × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.14 Å
9PIH E. coli 70S ribosome bound to Doxycycline Deposited 2025-07-10 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 54-meric(54) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded ZN ZINC ION × 1 MG MAGNESIUM ION × 276 K POTASSIUM ION × 92 DXT (4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE × 6 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.40 Å
9PII E. coli 70S ribosome bound to Sarecycline Deposited 2025-07-10 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 54-meric(54) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded ZN ZINC ION × 1 MG MAGNESIUM ION × 281 K POTASSIUM ION × 100 V7A Sarecycline × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.40 Å
9PIJ E. coli 70S ribosome bound to Minocycline Deposited 2025-07-10 Assembly 1 Protein–RNA Heteromer;Protein × 49 PDB declaration: 54-meric(54) Consistent with all polymers
Chain w 1–78(78 aa)
Not recorded ZN ZINC ION × 1 MG MAGNESIUM ION × 340 K POTASSIUM ION × 148 MIY (4S,4AS,5AR,12AS)-4,7-BIS(DIMETHYLAMINO)-3,10,12,12A-TETRAHYDROXY-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2- CARBOXAMIDE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.20 Å
9Y79 Escherichia coli transcription-translation loosely coupled complex (TTC-LC^walked) containing mRNA with a 39 nt long spacer, NusG, NusA, and fMet-tRNAs in E-site and P-site Deposited 2025-09-09 Assembly 1 Other combination Heteromer;Protein × 60 PDB declaration: 68-meric(68) Consistent with all polymers
Chain c 1–78(78 aa)
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions Resolution 3.20 Å