5aj3

Structure of the small subunit of the mammalian mitoribosome

Method: ELECTRON MICROSCOPY

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1. Protein Identity and Related Structures Protein Identity & Related Structures

MITORIBOSOMAL PROTEIN US2M, MRPS2

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 33 RNA 4	MITORIBOSOMAL 12S RRNA × 1 MITORIBOSOMAL PROTEIN US3M, MRPS24 × 1 （F1ST79） MITORIBOSOMAL PROTEIN US5M, MRPS5 × 1 （F1SU66） MITORIBOSOMAL PROTEIN BS6M, MRPS6 × 1 MITORIBOSOMAL PROTEIN US7M, MRPS7 × 1 （F1RVX4） MITORIBOSOMAL PROTEIN US9M, MRPS9 × 1 MITORIBOSOMAL PROTEIN US10M, MRPS10 × 1 MITORIBOSOMAL PROTEIN US11M, MRPS11 × 1 （F1SRT1） MITORIBOSOMAL PROTEIN US12M, MRPS12 × 1 MITORIBOSOMAL PROTEIN US14M, MRPS14 × 1 MITORIBOSOMAL PROTEIN US15M, MRPS15 × 1 MITORIBOSOMAL PROTEIN BS16M, MRPS16 × 1 （F1SU70） MITORIBOSOMAL PROTEIN US17M, MRPS17 × 1 （F1RIU0） MITORIBOSOMAL PROTEIN BS18M, MRPS18C × 1 MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 MITORIBOSOMAL PROTEIN BS21M, MRPS21 × 1 （I3L971） P-SITE AND A-SITE TRNA × 2 MRNA × 1 MITORIBOSOMAL PROTEIN MS22, MRPS22 × 1 MITORIBOSOMAL PROTEIN MS23, MRPS23 × 1 MITORIBOSOMAL PROTEIN MS25, MRPS25 × 1 MITORIBOSOMAL PROTEIN MS26, MRPS26 × 1 （F1S8A5） MITORIBOSOMAL PROTEIN MS27, MRPS27 × 1 MITORIBOSOMAL PROTEIN MS28, MRPS28 × 1 MITORIBOSOMAL PROTEIN MS29, MRPS29 × 1 MITORIBOSOMAL PROTEIN MS31, MRPS31 × 1 （F1RME2） MITORIBOSOMAL PROTEIN MS33, MRPS33 × 1 （F1S8G3） MITORIBOSOMAL PROTEIN MS34, MRPS34 × 1 MITORIBOSOMAL PROTEIN MS35, MRPS35 × 1 （F1SG95） MITORIBOSOMAL PROTEIN MS37, MRPS37 × 1 （F1SU49） MITORIBOSOMAL PROTEIN MS38, MRPS38 × 1 MITORIBOSOMAL PROTEIN MS39, MRPS39 × 1 （K7GKS8） MITORIBOSOMAL PROTEIN MS40, MRPS18B × 1 （Q767K8） UNASSIGNED HELICES × 1 UNASSIGNED HELICES × 1 MAGNESIUM ION × 144 ZINC ION × 3 GUANOSINE-5'-DIPHOSPHATE × 1 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	F1S001_PIG
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 1–289； UniProt 1–289

MITORIBOSOMAL PROTEIN US3M, MRPS24

OrganismNot specified

UniProt F1ST79

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 33 RNA 4	MITORIBOSOMAL 12S RRNA × 1 MITORIBOSOMAL PROTEIN US2M, MRPS2 × 1 （F1S001） MITORIBOSOMAL PROTEIN US5M, MRPS5 × 1 （F1SU66） MITORIBOSOMAL PROTEIN BS6M, MRPS6 × 1 MITORIBOSOMAL PROTEIN US7M, MRPS7 × 1 （F1RVX4） MITORIBOSOMAL PROTEIN US9M, MRPS9 × 1 MITORIBOSOMAL PROTEIN US10M, MRPS10 × 1 MITORIBOSOMAL PROTEIN US11M, MRPS11 × 1 （F1SRT1） MITORIBOSOMAL PROTEIN US12M, MRPS12 × 1 MITORIBOSOMAL PROTEIN US14M, MRPS14 × 1 MITORIBOSOMAL PROTEIN US15M, MRPS15 × 1 MITORIBOSOMAL PROTEIN BS16M, MRPS16 × 1 （F1SU70） MITORIBOSOMAL PROTEIN US17M, MRPS17 × 1 （F1RIU0） MITORIBOSOMAL PROTEIN BS18M, MRPS18C × 1 MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 MITORIBOSOMAL PROTEIN BS21M, MRPS21 × 1 （I3L971） P-SITE AND A-SITE TRNA × 2 MRNA × 1 MITORIBOSOMAL PROTEIN MS22, MRPS22 × 1 MITORIBOSOMAL PROTEIN MS23, MRPS23 × 1 MITORIBOSOMAL PROTEIN MS25, MRPS25 × 1 MITORIBOSOMAL PROTEIN MS26, MRPS26 × 1 （F1S8A5） MITORIBOSOMAL PROTEIN MS27, MRPS27 × 1 MITORIBOSOMAL PROTEIN MS28, MRPS28 × 1 MITORIBOSOMAL PROTEIN MS29, MRPS29 × 1 MITORIBOSOMAL PROTEIN MS31, MRPS31 × 1 （F1RME2） MITORIBOSOMAL PROTEIN MS33, MRPS33 × 1 （F1S8G3） MITORIBOSOMAL PROTEIN MS34, MRPS34 × 1 MITORIBOSOMAL PROTEIN MS35, MRPS35 × 1 （F1SG95） MITORIBOSOMAL PROTEIN MS37, MRPS37 × 1 （F1SU49） MITORIBOSOMAL PROTEIN MS38, MRPS38 × 1 MITORIBOSOMAL PROTEIN MS39, MRPS39 × 1 （K7GKS8） MITORIBOSOMAL PROTEIN MS40, MRPS18B × 1 （Q767K8） UNASSIGNED HELICES × 1 UNASSIGNED HELICES × 1 MAGNESIUM ION × 144 ZINC ION × 3 GUANOSINE-5'-DIPHOSPHATE × 1 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	F1ST79_PIG
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain C； PDBConstruct 1–167； UniProt 1–167

MITORIBOSOMAL PROTEIN US5M, MRPS5

OrganismNot specified

UniProt F1SU66

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 33 RNA 4	MITORIBOSOMAL 12S RRNA × 1 MITORIBOSOMAL PROTEIN US2M, MRPS2 × 1 （F1S001） MITORIBOSOMAL PROTEIN US3M, MRPS24 × 1 （F1ST79） MITORIBOSOMAL PROTEIN BS6M, MRPS6 × 1 MITORIBOSOMAL PROTEIN US7M, MRPS7 × 1 （F1RVX4） MITORIBOSOMAL PROTEIN US9M, MRPS9 × 1 MITORIBOSOMAL PROTEIN US10M, MRPS10 × 1 MITORIBOSOMAL PROTEIN US11M, MRPS11 × 1 （F1SRT1） MITORIBOSOMAL PROTEIN US12M, MRPS12 × 1 MITORIBOSOMAL PROTEIN US14M, MRPS14 × 1 MITORIBOSOMAL PROTEIN US15M, MRPS15 × 1 MITORIBOSOMAL PROTEIN BS16M, MRPS16 × 1 （F1SU70） MITORIBOSOMAL PROTEIN US17M, MRPS17 × 1 （F1RIU0） MITORIBOSOMAL PROTEIN BS18M, MRPS18C × 1 MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 MITORIBOSOMAL PROTEIN BS21M, MRPS21 × 1 （I3L971） P-SITE AND A-SITE TRNA × 2 MRNA × 1 MITORIBOSOMAL PROTEIN MS22, MRPS22 × 1 MITORIBOSOMAL PROTEIN MS23, MRPS23 × 1 MITORIBOSOMAL PROTEIN MS25, MRPS25 × 1 MITORIBOSOMAL PROTEIN MS26, MRPS26 × 1 （F1S8A5） MITORIBOSOMAL PROTEIN MS27, MRPS27 × 1 MITORIBOSOMAL PROTEIN MS28, MRPS28 × 1 MITORIBOSOMAL PROTEIN MS29, MRPS29 × 1 MITORIBOSOMAL PROTEIN MS31, MRPS31 × 1 （F1RME2） MITORIBOSOMAL PROTEIN MS33, MRPS33 × 1 （F1S8G3） MITORIBOSOMAL PROTEIN MS34, MRPS34 × 1 MITORIBOSOMAL PROTEIN MS35, MRPS35 × 1 （F1SG95） MITORIBOSOMAL PROTEIN MS37, MRPS37 × 1 （F1SU49） MITORIBOSOMAL PROTEIN MS38, MRPS38 × 1 MITORIBOSOMAL PROTEIN MS39, MRPS39 × 1 （K7GKS8） MITORIBOSOMAL PROTEIN MS40, MRPS18B × 1 （Q767K8） UNASSIGNED HELICES × 1 UNASSIGNED HELICES × 1 MAGNESIUM ION × 144 ZINC ION × 3 GUANOSINE-5'-DIPHOSPHATE × 1 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	F1SU66_PIG
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain E； PDBConstruct 1–430； UniProt 1–430

MITORIBOSOMAL PROTEIN US7M, MRPS7

OrganismNot specified

UniProt F1RVX4

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 33 RNA 4	MITORIBOSOMAL 12S RRNA × 1 MITORIBOSOMAL PROTEIN US2M, MRPS2 × 1 （F1S001） MITORIBOSOMAL PROTEIN US3M, MRPS24 × 1 （F1ST79） MITORIBOSOMAL PROTEIN US5M, MRPS5 × 1 （F1SU66） MITORIBOSOMAL PROTEIN BS6M, MRPS6 × 1 MITORIBOSOMAL PROTEIN US9M, MRPS9 × 1 MITORIBOSOMAL PROTEIN US10M, MRPS10 × 1 MITORIBOSOMAL PROTEIN US11M, MRPS11 × 1 （F1SRT1） MITORIBOSOMAL PROTEIN US12M, MRPS12 × 1 MITORIBOSOMAL PROTEIN US14M, MRPS14 × 1 MITORIBOSOMAL PROTEIN US15M, MRPS15 × 1 MITORIBOSOMAL PROTEIN BS16M, MRPS16 × 1 （F1SU70） MITORIBOSOMAL PROTEIN US17M, MRPS17 × 1 （F1RIU0） MITORIBOSOMAL PROTEIN BS18M, MRPS18C × 1 MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 MITORIBOSOMAL PROTEIN BS21M, MRPS21 × 1 （I3L971） P-SITE AND A-SITE TRNA × 2 MRNA × 1 MITORIBOSOMAL PROTEIN MS22, MRPS22 × 1 MITORIBOSOMAL PROTEIN MS23, MRPS23 × 1 MITORIBOSOMAL PROTEIN MS25, MRPS25 × 1 MITORIBOSOMAL PROTEIN MS26, MRPS26 × 1 （F1S8A5） MITORIBOSOMAL PROTEIN MS27, MRPS27 × 1 MITORIBOSOMAL PROTEIN MS28, MRPS28 × 1 MITORIBOSOMAL PROTEIN MS29, MRPS29 × 1 MITORIBOSOMAL PROTEIN MS31, MRPS31 × 1 （F1RME2） MITORIBOSOMAL PROTEIN MS33, MRPS33 × 1 （F1S8G3） MITORIBOSOMAL PROTEIN MS34, MRPS34 × 1 MITORIBOSOMAL PROTEIN MS35, MRPS35 × 1 （F1SG95） MITORIBOSOMAL PROTEIN MS37, MRPS37 × 1 （F1SU49） MITORIBOSOMAL PROTEIN MS38, MRPS38 × 1 MITORIBOSOMAL PROTEIN MS39, MRPS39 × 1 （K7GKS8） MITORIBOSOMAL PROTEIN MS40, MRPS18B × 1 （Q767K8） UNASSIGNED HELICES × 1 UNASSIGNED HELICES × 1 MAGNESIUM ION × 144 ZINC ION × 3 GUANOSINE-5'-DIPHOSPHATE × 1 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	F1RVX4_PIG
Isoform	—
PDB entities	6
Chains and sequence ranges	Author chain G； PDBConstruct 1–242； UniProt 1–242

MITORIBOSOMAL PROTEIN US11M, MRPS11

OrganismNot specified

UniProt F1SRT1

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 33 RNA 4	MITORIBOSOMAL 12S RRNA × 1 MITORIBOSOMAL PROTEIN US2M, MRPS2 × 1 （F1S001） MITORIBOSOMAL PROTEIN US3M, MRPS24 × 1 （F1ST79） MITORIBOSOMAL PROTEIN US5M, MRPS5 × 1 （F1SU66） MITORIBOSOMAL PROTEIN BS6M, MRPS6 × 1 MITORIBOSOMAL PROTEIN US7M, MRPS7 × 1 （F1RVX4） MITORIBOSOMAL PROTEIN US9M, MRPS9 × 1 MITORIBOSOMAL PROTEIN US10M, MRPS10 × 1 MITORIBOSOMAL PROTEIN US12M, MRPS12 × 1 MITORIBOSOMAL PROTEIN US14M, MRPS14 × 1 MITORIBOSOMAL PROTEIN US15M, MRPS15 × 1 MITORIBOSOMAL PROTEIN BS16M, MRPS16 × 1 （F1SU70） MITORIBOSOMAL PROTEIN US17M, MRPS17 × 1 （F1RIU0） MITORIBOSOMAL PROTEIN BS18M, MRPS18C × 1 MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 MITORIBOSOMAL PROTEIN BS21M, MRPS21 × 1 （I3L971） P-SITE AND A-SITE TRNA × 2 MRNA × 1 MITORIBOSOMAL PROTEIN MS22, MRPS22 × 1 MITORIBOSOMAL PROTEIN MS23, MRPS23 × 1 MITORIBOSOMAL PROTEIN MS25, MRPS25 × 1 MITORIBOSOMAL PROTEIN MS26, MRPS26 × 1 （F1S8A5） MITORIBOSOMAL PROTEIN MS27, MRPS27 × 1 MITORIBOSOMAL PROTEIN MS28, MRPS28 × 1 MITORIBOSOMAL PROTEIN MS29, MRPS29 × 1 MITORIBOSOMAL PROTEIN MS31, MRPS31 × 1 （F1RME2） MITORIBOSOMAL PROTEIN MS33, MRPS33 × 1 （F1S8G3） MITORIBOSOMAL PROTEIN MS34, MRPS34 × 1 MITORIBOSOMAL PROTEIN MS35, MRPS35 × 1 （F1SG95） MITORIBOSOMAL PROTEIN MS37, MRPS37 × 1 （F1SU49） MITORIBOSOMAL PROTEIN MS38, MRPS38 × 1 MITORIBOSOMAL PROTEIN MS39, MRPS39 × 1 （K7GKS8） MITORIBOSOMAL PROTEIN MS40, MRPS18B × 1 （Q767K8） UNASSIGNED HELICES × 1 UNASSIGNED HELICES × 1 MAGNESIUM ION × 144 ZINC ION × 3 GUANOSINE-5'-DIPHOSPHATE × 1 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	F1SRT1_PIG
Isoform	—
PDB entities	9
Chains and sequence ranges	Author chain K； PDBConstruct 1–196； UniProt 1–196

MITORIBOSOMAL PROTEIN BS16M, MRPS16

OrganismNot specified

UniProt F1SU70

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 33 RNA 4	MITORIBOSOMAL 12S RRNA × 1 MITORIBOSOMAL PROTEIN US2M, MRPS2 × 1 （F1S001） MITORIBOSOMAL PROTEIN US3M, MRPS24 × 1 （F1ST79） MITORIBOSOMAL PROTEIN US5M, MRPS5 × 1 （F1SU66） MITORIBOSOMAL PROTEIN BS6M, MRPS6 × 1 MITORIBOSOMAL PROTEIN US7M, MRPS7 × 1 （F1RVX4） MITORIBOSOMAL PROTEIN US9M, MRPS9 × 1 MITORIBOSOMAL PROTEIN US10M, MRPS10 × 1 MITORIBOSOMAL PROTEIN US11M, MRPS11 × 1 （F1SRT1） MITORIBOSOMAL PROTEIN US12M, MRPS12 × 1 MITORIBOSOMAL PROTEIN US14M, MRPS14 × 1 MITORIBOSOMAL PROTEIN US15M, MRPS15 × 1 MITORIBOSOMAL PROTEIN US17M, MRPS17 × 1 （F1RIU0） MITORIBOSOMAL PROTEIN BS18M, MRPS18C × 1 MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 MITORIBOSOMAL PROTEIN BS21M, MRPS21 × 1 （I3L971） P-SITE AND A-SITE TRNA × 2 MRNA × 1 MITORIBOSOMAL PROTEIN MS22, MRPS22 × 1 MITORIBOSOMAL PROTEIN MS23, MRPS23 × 1 MITORIBOSOMAL PROTEIN MS25, MRPS25 × 1 MITORIBOSOMAL PROTEIN MS26, MRPS26 × 1 （F1S8A5） MITORIBOSOMAL PROTEIN MS27, MRPS27 × 1 MITORIBOSOMAL PROTEIN MS28, MRPS28 × 1 MITORIBOSOMAL PROTEIN MS29, MRPS29 × 1 MITORIBOSOMAL PROTEIN MS31, MRPS31 × 1 （F1RME2） MITORIBOSOMAL PROTEIN MS33, MRPS33 × 1 （F1S8G3） MITORIBOSOMAL PROTEIN MS34, MRPS34 × 1 MITORIBOSOMAL PROTEIN MS35, MRPS35 × 1 （F1SG95） MITORIBOSOMAL PROTEIN MS37, MRPS37 × 1 （F1SU49） MITORIBOSOMAL PROTEIN MS38, MRPS38 × 1 MITORIBOSOMAL PROTEIN MS39, MRPS39 × 1 （K7GKS8） MITORIBOSOMAL PROTEIN MS40, MRPS18B × 1 （Q767K8） UNASSIGNED HELICES × 1 UNASSIGNED HELICES × 1 MAGNESIUM ION × 144 ZINC ION × 3 GUANOSINE-5'-DIPHOSPHATE × 1 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	F1SU70_PIG
Isoform	—
PDB entities	13
Chains and sequence ranges	Author chain P； PDBConstruct 1–135； UniProt 1–135

MITORIBOSOMAL PROTEIN US17M, MRPS17

OrganismNot specified

UniProt F1RIU0

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 33 RNA 4	MITORIBOSOMAL 12S RRNA × 1 MITORIBOSOMAL PROTEIN US2M, MRPS2 × 1 （F1S001） MITORIBOSOMAL PROTEIN US3M, MRPS24 × 1 （F1ST79） MITORIBOSOMAL PROTEIN US5M, MRPS5 × 1 （F1SU66） MITORIBOSOMAL PROTEIN BS6M, MRPS6 × 1 MITORIBOSOMAL PROTEIN US7M, MRPS7 × 1 （F1RVX4） MITORIBOSOMAL PROTEIN US9M, MRPS9 × 1 MITORIBOSOMAL PROTEIN US10M, MRPS10 × 1 MITORIBOSOMAL PROTEIN US11M, MRPS11 × 1 （F1SRT1） MITORIBOSOMAL PROTEIN US12M, MRPS12 × 1 MITORIBOSOMAL PROTEIN US14M, MRPS14 × 1 MITORIBOSOMAL PROTEIN US15M, MRPS15 × 1 MITORIBOSOMAL PROTEIN BS16M, MRPS16 × 1 （F1SU70） MITORIBOSOMAL PROTEIN BS18M, MRPS18C × 1 MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 MITORIBOSOMAL PROTEIN BS21M, MRPS21 × 1 （I3L971） P-SITE AND A-SITE TRNA × 2 MRNA × 1 MITORIBOSOMAL PROTEIN MS22, MRPS22 × 1 MITORIBOSOMAL PROTEIN MS23, MRPS23 × 1 MITORIBOSOMAL PROTEIN MS25, MRPS25 × 1 MITORIBOSOMAL PROTEIN MS26, MRPS26 × 1 （F1S8A5） MITORIBOSOMAL PROTEIN MS27, MRPS27 × 1 MITORIBOSOMAL PROTEIN MS28, MRPS28 × 1 MITORIBOSOMAL PROTEIN MS29, MRPS29 × 1 MITORIBOSOMAL PROTEIN MS31, MRPS31 × 1 （F1RME2） MITORIBOSOMAL PROTEIN MS33, MRPS33 × 1 （F1S8G3） MITORIBOSOMAL PROTEIN MS34, MRPS34 × 1 MITORIBOSOMAL PROTEIN MS35, MRPS35 × 1 （F1SG95） MITORIBOSOMAL PROTEIN MS37, MRPS37 × 1 （F1SU49） MITORIBOSOMAL PROTEIN MS38, MRPS38 × 1 MITORIBOSOMAL PROTEIN MS39, MRPS39 × 1 （K7GKS8） MITORIBOSOMAL PROTEIN MS40, MRPS18B × 1 （Q767K8） UNASSIGNED HELICES × 1 UNASSIGNED HELICES × 1 MAGNESIUM ION × 144 ZINC ION × 3 GUANOSINE-5'-DIPHOSPHATE × 1 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	F1RIU0_PIG
Isoform	—
PDB entities	14
Chains and sequence ranges	Author chain Q； PDBConstruct 1–130； UniProt 1–130

MITORIBOSOMAL PROTEIN BS21M, MRPS21

OrganismNot specified

UniProt I3L971

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 33 RNA 4	MITORIBOSOMAL 12S RRNA × 1 MITORIBOSOMAL PROTEIN US2M, MRPS2 × 1 （F1S001） MITORIBOSOMAL PROTEIN US3M, MRPS24 × 1 （F1ST79） MITORIBOSOMAL PROTEIN US5M, MRPS5 × 1 （F1SU66） MITORIBOSOMAL PROTEIN BS6M, MRPS6 × 1 MITORIBOSOMAL PROTEIN US7M, MRPS7 × 1 （F1RVX4） MITORIBOSOMAL PROTEIN US9M, MRPS9 × 1 MITORIBOSOMAL PROTEIN US10M, MRPS10 × 1 MITORIBOSOMAL PROTEIN US11M, MRPS11 × 1 （F1SRT1） MITORIBOSOMAL PROTEIN US12M, MRPS12 × 1 MITORIBOSOMAL PROTEIN US14M, MRPS14 × 1 MITORIBOSOMAL PROTEIN US15M, MRPS15 × 1 MITORIBOSOMAL PROTEIN BS16M, MRPS16 × 1 （F1SU70） MITORIBOSOMAL PROTEIN US17M, MRPS17 × 1 （F1RIU0） MITORIBOSOMAL PROTEIN BS18M, MRPS18C × 1 MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 P-SITE AND A-SITE TRNA × 2 MRNA × 1 MITORIBOSOMAL PROTEIN MS22, MRPS22 × 1 MITORIBOSOMAL PROTEIN MS23, MRPS23 × 1 MITORIBOSOMAL PROTEIN MS25, MRPS25 × 1 MITORIBOSOMAL PROTEIN MS26, MRPS26 × 1 （F1S8A5） MITORIBOSOMAL PROTEIN MS27, MRPS27 × 1 MITORIBOSOMAL PROTEIN MS28, MRPS28 × 1 MITORIBOSOMAL PROTEIN MS29, MRPS29 × 1 MITORIBOSOMAL PROTEIN MS31, MRPS31 × 1 （F1RME2） MITORIBOSOMAL PROTEIN MS33, MRPS33 × 1 （F1S8G3） MITORIBOSOMAL PROTEIN MS34, MRPS34 × 1 MITORIBOSOMAL PROTEIN MS35, MRPS35 × 1 （F1SG95） MITORIBOSOMAL PROTEIN MS37, MRPS37 × 1 （F1SU49） MITORIBOSOMAL PROTEIN MS38, MRPS38 × 1 MITORIBOSOMAL PROTEIN MS39, MRPS39 × 1 （K7GKS8） MITORIBOSOMAL PROTEIN MS40, MRPS18B × 1 （Q767K8） UNASSIGNED HELICES × 1 UNASSIGNED HELICES × 1 MAGNESIUM ION × 144 ZINC ION × 3 GUANOSINE-5'-DIPHOSPHATE × 1 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	I3L971_PIG
Isoform	—
PDB entities	17
Chains and sequence ranges	Author chain U； PDBConstruct 1–87； UniProt 1–87

MITORIBOSOMAL PROTEIN MS26, MRPS26

OrganismNot specified

UniProt F1S8A5

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 33 RNA 4	MITORIBOSOMAL 12S RRNA × 1 MITORIBOSOMAL PROTEIN US2M, MRPS2 × 1 （F1S001） MITORIBOSOMAL PROTEIN US3M, MRPS24 × 1 （F1ST79） MITORIBOSOMAL PROTEIN US5M, MRPS5 × 1 （F1SU66） MITORIBOSOMAL PROTEIN BS6M, MRPS6 × 1 MITORIBOSOMAL PROTEIN US7M, MRPS7 × 1 （F1RVX4） MITORIBOSOMAL PROTEIN US9M, MRPS9 × 1 MITORIBOSOMAL PROTEIN US10M, MRPS10 × 1 MITORIBOSOMAL PROTEIN US11M, MRPS11 × 1 （F1SRT1） MITORIBOSOMAL PROTEIN US12M, MRPS12 × 1 MITORIBOSOMAL PROTEIN US14M, MRPS14 × 1 MITORIBOSOMAL PROTEIN US15M, MRPS15 × 1 MITORIBOSOMAL PROTEIN BS16M, MRPS16 × 1 （F1SU70） MITORIBOSOMAL PROTEIN US17M, MRPS17 × 1 （F1RIU0） MITORIBOSOMAL PROTEIN BS18M, MRPS18C × 1 MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 MITORIBOSOMAL PROTEIN BS21M, MRPS21 × 1 （I3L971） P-SITE AND A-SITE TRNA × 2 MRNA × 1 MITORIBOSOMAL PROTEIN MS22, MRPS22 × 1 MITORIBOSOMAL PROTEIN MS23, MRPS23 × 1 MITORIBOSOMAL PROTEIN MS25, MRPS25 × 1 MITORIBOSOMAL PROTEIN MS27, MRPS27 × 1 MITORIBOSOMAL PROTEIN MS28, MRPS28 × 1 MITORIBOSOMAL PROTEIN MS29, MRPS29 × 1 MITORIBOSOMAL PROTEIN MS31, MRPS31 × 1 （F1RME2） MITORIBOSOMAL PROTEIN MS33, MRPS33 × 1 （F1S8G3） MITORIBOSOMAL PROTEIN MS34, MRPS34 × 1 MITORIBOSOMAL PROTEIN MS35, MRPS35 × 1 （F1SG95） MITORIBOSOMAL PROTEIN MS37, MRPS37 × 1 （F1SU49） MITORIBOSOMAL PROTEIN MS38, MRPS38 × 1 MITORIBOSOMAL PROTEIN MS39, MRPS39 × 1 （K7GKS8） MITORIBOSOMAL PROTEIN MS40, MRPS18B × 1 （Q767K8） UNASSIGNED HELICES × 1 UNASSIGNED HELICES × 1 MAGNESIUM ION × 144 ZINC ION × 3 GUANOSINE-5'-DIPHOSPHATE × 1 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	F1S8A5_PIG
Isoform	—
PDB entities	23
Chains and sequence ranges	Author chain d； PDBConstruct 1–205； UniProt 1–205

MITORIBOSOMAL PROTEIN MS31, MRPS31

OrganismNot specified

UniProt F1RME2

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 33 RNA 4	MITORIBOSOMAL 12S RRNA × 1 MITORIBOSOMAL PROTEIN US2M, MRPS2 × 1 （F1S001） MITORIBOSOMAL PROTEIN US3M, MRPS24 × 1 （F1ST79） MITORIBOSOMAL PROTEIN US5M, MRPS5 × 1 （F1SU66） MITORIBOSOMAL PROTEIN BS6M, MRPS6 × 1 MITORIBOSOMAL PROTEIN US7M, MRPS7 × 1 （F1RVX4） MITORIBOSOMAL PROTEIN US9M, MRPS9 × 1 MITORIBOSOMAL PROTEIN US10M, MRPS10 × 1 MITORIBOSOMAL PROTEIN US11M, MRPS11 × 1 （F1SRT1） MITORIBOSOMAL PROTEIN US12M, MRPS12 × 1 MITORIBOSOMAL PROTEIN US14M, MRPS14 × 1 MITORIBOSOMAL PROTEIN US15M, MRPS15 × 1 MITORIBOSOMAL PROTEIN BS16M, MRPS16 × 1 （F1SU70） MITORIBOSOMAL PROTEIN US17M, MRPS17 × 1 （F1RIU0） MITORIBOSOMAL PROTEIN BS18M, MRPS18C × 1 MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 MITORIBOSOMAL PROTEIN BS21M, MRPS21 × 1 （I3L971） P-SITE AND A-SITE TRNA × 2 MRNA × 1 MITORIBOSOMAL PROTEIN MS22, MRPS22 × 1 MITORIBOSOMAL PROTEIN MS23, MRPS23 × 1 MITORIBOSOMAL PROTEIN MS25, MRPS25 × 1 MITORIBOSOMAL PROTEIN MS26, MRPS26 × 1 （F1S8A5） MITORIBOSOMAL PROTEIN MS27, MRPS27 × 1 MITORIBOSOMAL PROTEIN MS28, MRPS28 × 1 MITORIBOSOMAL PROTEIN MS29, MRPS29 × 1 MITORIBOSOMAL PROTEIN MS33, MRPS33 × 1 （F1S8G3） MITORIBOSOMAL PROTEIN MS34, MRPS34 × 1 MITORIBOSOMAL PROTEIN MS35, MRPS35 × 1 （F1SG95） MITORIBOSOMAL PROTEIN MS37, MRPS37 × 1 （F1SU49） MITORIBOSOMAL PROTEIN MS38, MRPS38 × 1 MITORIBOSOMAL PROTEIN MS39, MRPS39 × 1 （K7GKS8） MITORIBOSOMAL PROTEIN MS40, MRPS18B × 1 （Q767K8） UNASSIGNED HELICES × 1 UNASSIGNED HELICES × 1 MAGNESIUM ION × 144 ZINC ION × 3 GUANOSINE-5'-DIPHOSPHATE × 1 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	F1RME2_PIG
Isoform	—
PDB entities	27
Chains and sequence ranges	Author chain h； PDBConstruct 1–387； UniProt 1–387

MITORIBOSOMAL PROTEIN MS33, MRPS33

OrganismNot specified

UniProt F1S8G3

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 33 RNA 4	MITORIBOSOMAL 12S RRNA × 1 MITORIBOSOMAL PROTEIN US2M, MRPS2 × 1 （F1S001） MITORIBOSOMAL PROTEIN US3M, MRPS24 × 1 （F1ST79） MITORIBOSOMAL PROTEIN US5M, MRPS5 × 1 （F1SU66） MITORIBOSOMAL PROTEIN BS6M, MRPS6 × 1 MITORIBOSOMAL PROTEIN US7M, MRPS7 × 1 （F1RVX4） MITORIBOSOMAL PROTEIN US9M, MRPS9 × 1 MITORIBOSOMAL PROTEIN US10M, MRPS10 × 1 MITORIBOSOMAL PROTEIN US11M, MRPS11 × 1 （F1SRT1） MITORIBOSOMAL PROTEIN US12M, MRPS12 × 1 MITORIBOSOMAL PROTEIN US14M, MRPS14 × 1 MITORIBOSOMAL PROTEIN US15M, MRPS15 × 1 MITORIBOSOMAL PROTEIN BS16M, MRPS16 × 1 （F1SU70） MITORIBOSOMAL PROTEIN US17M, MRPS17 × 1 （F1RIU0） MITORIBOSOMAL PROTEIN BS18M, MRPS18C × 1 MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 MITORIBOSOMAL PROTEIN BS21M, MRPS21 × 1 （I3L971） P-SITE AND A-SITE TRNA × 2 MRNA × 1 MITORIBOSOMAL PROTEIN MS22, MRPS22 × 1 MITORIBOSOMAL PROTEIN MS23, MRPS23 × 1 MITORIBOSOMAL PROTEIN MS25, MRPS25 × 1 MITORIBOSOMAL PROTEIN MS26, MRPS26 × 1 （F1S8A5） MITORIBOSOMAL PROTEIN MS27, MRPS27 × 1 MITORIBOSOMAL PROTEIN MS28, MRPS28 × 1 MITORIBOSOMAL PROTEIN MS29, MRPS29 × 1 MITORIBOSOMAL PROTEIN MS31, MRPS31 × 1 （F1RME2） MITORIBOSOMAL PROTEIN MS34, MRPS34 × 1 MITORIBOSOMAL PROTEIN MS35, MRPS35 × 1 （F1SG95） MITORIBOSOMAL PROTEIN MS37, MRPS37 × 1 （F1SU49） MITORIBOSOMAL PROTEIN MS38, MRPS38 × 1 MITORIBOSOMAL PROTEIN MS39, MRPS39 × 1 （K7GKS8） MITORIBOSOMAL PROTEIN MS40, MRPS18B × 1 （Q767K8） UNASSIGNED HELICES × 1 UNASSIGNED HELICES × 1 MAGNESIUM ION × 144 ZINC ION × 3 GUANOSINE-5'-DIPHOSPHATE × 1 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	F1S8G3_PIG
Isoform	—
PDB entities	28
Chains and sequence ranges	Author chain i； PDBConstruct 1–106； UniProt 1–106

MITORIBOSOMAL PROTEIN MS35, MRPS35

OrganismNot specified

UniProt F1SG95

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 33 RNA 4	MITORIBOSOMAL 12S RRNA × 1 MITORIBOSOMAL PROTEIN US2M, MRPS2 × 1 （F1S001） MITORIBOSOMAL PROTEIN US3M, MRPS24 × 1 （F1ST79） MITORIBOSOMAL PROTEIN US5M, MRPS5 × 1 （F1SU66） MITORIBOSOMAL PROTEIN BS6M, MRPS6 × 1 MITORIBOSOMAL PROTEIN US7M, MRPS7 × 1 （F1RVX4） MITORIBOSOMAL PROTEIN US9M, MRPS9 × 1 MITORIBOSOMAL PROTEIN US10M, MRPS10 × 1 MITORIBOSOMAL PROTEIN US11M, MRPS11 × 1 （F1SRT1） MITORIBOSOMAL PROTEIN US12M, MRPS12 × 1 MITORIBOSOMAL PROTEIN US14M, MRPS14 × 1 MITORIBOSOMAL PROTEIN US15M, MRPS15 × 1 MITORIBOSOMAL PROTEIN BS16M, MRPS16 × 1 （F1SU70） MITORIBOSOMAL PROTEIN US17M, MRPS17 × 1 （F1RIU0） MITORIBOSOMAL PROTEIN BS18M, MRPS18C × 1 MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 MITORIBOSOMAL PROTEIN BS21M, MRPS21 × 1 （I3L971） P-SITE AND A-SITE TRNA × 2 MRNA × 1 MITORIBOSOMAL PROTEIN MS22, MRPS22 × 1 MITORIBOSOMAL PROTEIN MS23, MRPS23 × 1 MITORIBOSOMAL PROTEIN MS25, MRPS25 × 1 MITORIBOSOMAL PROTEIN MS26, MRPS26 × 1 （F1S8A5） MITORIBOSOMAL PROTEIN MS27, MRPS27 × 1 MITORIBOSOMAL PROTEIN MS28, MRPS28 × 1 MITORIBOSOMAL PROTEIN MS29, MRPS29 × 1 MITORIBOSOMAL PROTEIN MS31, MRPS31 × 1 （F1RME2） MITORIBOSOMAL PROTEIN MS33, MRPS33 × 1 （F1S8G3） MITORIBOSOMAL PROTEIN MS34, MRPS34 × 1 MITORIBOSOMAL PROTEIN MS37, MRPS37 × 1 （F1SU49） MITORIBOSOMAL PROTEIN MS38, MRPS38 × 1 MITORIBOSOMAL PROTEIN MS39, MRPS39 × 1 （K7GKS8） MITORIBOSOMAL PROTEIN MS40, MRPS18B × 1 （Q767K8） UNASSIGNED HELICES × 1 UNASSIGNED HELICES × 1 MAGNESIUM ION × 144 ZINC ION × 3 GUANOSINE-5'-DIPHOSPHATE × 1 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	F1SG95_PIG
Isoform	—
PDB entities	30
Chains and sequence ranges	Author chain k； PDBConstruct 1–325； UniProt 1–325

MITORIBOSOMAL PROTEIN MS37, MRPS37

OrganismNot specified

UniProt F1SU49

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 33 RNA 4	MITORIBOSOMAL 12S RRNA × 1 MITORIBOSOMAL PROTEIN US2M, MRPS2 × 1 （F1S001） MITORIBOSOMAL PROTEIN US3M, MRPS24 × 1 （F1ST79） MITORIBOSOMAL PROTEIN US5M, MRPS5 × 1 （F1SU66） MITORIBOSOMAL PROTEIN BS6M, MRPS6 × 1 MITORIBOSOMAL PROTEIN US7M, MRPS7 × 1 （F1RVX4） MITORIBOSOMAL PROTEIN US9M, MRPS9 × 1 MITORIBOSOMAL PROTEIN US10M, MRPS10 × 1 MITORIBOSOMAL PROTEIN US11M, MRPS11 × 1 （F1SRT1） MITORIBOSOMAL PROTEIN US12M, MRPS12 × 1 MITORIBOSOMAL PROTEIN US14M, MRPS14 × 1 MITORIBOSOMAL PROTEIN US15M, MRPS15 × 1 MITORIBOSOMAL PROTEIN BS16M, MRPS16 × 1 （F1SU70） MITORIBOSOMAL PROTEIN US17M, MRPS17 × 1 （F1RIU0） MITORIBOSOMAL PROTEIN BS18M, MRPS18C × 1 MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 MITORIBOSOMAL PROTEIN BS21M, MRPS21 × 1 （I3L971） P-SITE AND A-SITE TRNA × 2 MRNA × 1 MITORIBOSOMAL PROTEIN MS22, MRPS22 × 1 MITORIBOSOMAL PROTEIN MS23, MRPS23 × 1 MITORIBOSOMAL PROTEIN MS25, MRPS25 × 1 MITORIBOSOMAL PROTEIN MS26, MRPS26 × 1 （F1S8A5） MITORIBOSOMAL PROTEIN MS27, MRPS27 × 1 MITORIBOSOMAL PROTEIN MS28, MRPS28 × 1 MITORIBOSOMAL PROTEIN MS29, MRPS29 × 1 MITORIBOSOMAL PROTEIN MS31, MRPS31 × 1 （F1RME2） MITORIBOSOMAL PROTEIN MS33, MRPS33 × 1 （F1S8G3） MITORIBOSOMAL PROTEIN MS34, MRPS34 × 1 MITORIBOSOMAL PROTEIN MS35, MRPS35 × 1 （F1SG95） MITORIBOSOMAL PROTEIN MS38, MRPS38 × 1 MITORIBOSOMAL PROTEIN MS39, MRPS39 × 1 （K7GKS8） MITORIBOSOMAL PROTEIN MS40, MRPS18B × 1 （Q767K8） UNASSIGNED HELICES × 1 UNASSIGNED HELICES × 1 MAGNESIUM ION × 144 ZINC ION × 3 GUANOSINE-5'-DIPHOSPHATE × 1 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	F1SU49_PIG
Isoform	—
PDB entities	31
Chains and sequence ranges	Author chain m； PDBConstruct 1–118； UniProt 1–118

MITORIBOSOMAL PROTEIN MS39, MRPS39

OrganismNot specified

UniProt K7GKS8

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 33 RNA 4	MITORIBOSOMAL 12S RRNA × 1 MITORIBOSOMAL PROTEIN US2M, MRPS2 × 1 （F1S001） MITORIBOSOMAL PROTEIN US3M, MRPS24 × 1 （F1ST79） MITORIBOSOMAL PROTEIN US5M, MRPS5 × 1 （F1SU66） MITORIBOSOMAL PROTEIN BS6M, MRPS6 × 1 MITORIBOSOMAL PROTEIN US7M, MRPS7 × 1 （F1RVX4） MITORIBOSOMAL PROTEIN US9M, MRPS9 × 1 MITORIBOSOMAL PROTEIN US10M, MRPS10 × 1 MITORIBOSOMAL PROTEIN US11M, MRPS11 × 1 （F1SRT1） MITORIBOSOMAL PROTEIN US12M, MRPS12 × 1 MITORIBOSOMAL PROTEIN US14M, MRPS14 × 1 MITORIBOSOMAL PROTEIN US15M, MRPS15 × 1 MITORIBOSOMAL PROTEIN BS16M, MRPS16 × 1 （F1SU70） MITORIBOSOMAL PROTEIN US17M, MRPS17 × 1 （F1RIU0） MITORIBOSOMAL PROTEIN BS18M, MRPS18C × 1 MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 MITORIBOSOMAL PROTEIN BS21M, MRPS21 × 1 （I3L971） P-SITE AND A-SITE TRNA × 2 MRNA × 1 MITORIBOSOMAL PROTEIN MS22, MRPS22 × 1 MITORIBOSOMAL PROTEIN MS23, MRPS23 × 1 MITORIBOSOMAL PROTEIN MS25, MRPS25 × 1 MITORIBOSOMAL PROTEIN MS26, MRPS26 × 1 （F1S8A5） MITORIBOSOMAL PROTEIN MS27, MRPS27 × 1 MITORIBOSOMAL PROTEIN MS28, MRPS28 × 1 MITORIBOSOMAL PROTEIN MS29, MRPS29 × 1 MITORIBOSOMAL PROTEIN MS31, MRPS31 × 1 （F1RME2） MITORIBOSOMAL PROTEIN MS33, MRPS33 × 1 （F1S8G3） MITORIBOSOMAL PROTEIN MS34, MRPS34 × 1 MITORIBOSOMAL PROTEIN MS35, MRPS35 × 1 （F1SG95） MITORIBOSOMAL PROTEIN MS37, MRPS37 × 1 （F1SU49） MITORIBOSOMAL PROTEIN MS38, MRPS38 × 1 MITORIBOSOMAL PROTEIN MS40, MRPS18B × 1 （Q767K8） UNASSIGNED HELICES × 1 UNASSIGNED HELICES × 1 MAGNESIUM ION × 144 ZINC ION × 3 GUANOSINE-5'-DIPHOSPHATE × 1 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	K7GKS8_PIG
Isoform	—
PDB entities	33
Chains and sequence ranges	Author chain o； PDBConstruct 1–692； UniProt 1–692

MITORIBOSOMAL PROTEIN MS40, MRPS18B

OrganismNot specified

UniProt Q767K8

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 33 RNA 4	MITORIBOSOMAL 12S RRNA × 1 MITORIBOSOMAL PROTEIN US2M, MRPS2 × 1 （F1S001） MITORIBOSOMAL PROTEIN US3M, MRPS24 × 1 （F1ST79） MITORIBOSOMAL PROTEIN US5M, MRPS5 × 1 （F1SU66） MITORIBOSOMAL PROTEIN BS6M, MRPS6 × 1 MITORIBOSOMAL PROTEIN US7M, MRPS7 × 1 （F1RVX4） MITORIBOSOMAL PROTEIN US9M, MRPS9 × 1 MITORIBOSOMAL PROTEIN US10M, MRPS10 × 1 MITORIBOSOMAL PROTEIN US11M, MRPS11 × 1 （F1SRT1） MITORIBOSOMAL PROTEIN US12M, MRPS12 × 1 MITORIBOSOMAL PROTEIN US14M, MRPS14 × 1 MITORIBOSOMAL PROTEIN US15M, MRPS15 × 1 MITORIBOSOMAL PROTEIN BS16M, MRPS16 × 1 （F1SU70） MITORIBOSOMAL PROTEIN US17M, MRPS17 × 1 （F1RIU0） MITORIBOSOMAL PROTEIN BS18M, MRPS18C × 1 MITORIBOSOMAL PROTEIN BL19M, MRPL19 × 1 MITORIBOSOMAL PROTEIN BS21M, MRPS21 × 1 （I3L971） P-SITE AND A-SITE TRNA × 2 MRNA × 1 MITORIBOSOMAL PROTEIN MS22, MRPS22 × 1 MITORIBOSOMAL PROTEIN MS23, MRPS23 × 1 MITORIBOSOMAL PROTEIN MS25, MRPS25 × 1 MITORIBOSOMAL PROTEIN MS26, MRPS26 × 1 （F1S8A5） MITORIBOSOMAL PROTEIN MS27, MRPS27 × 1 MITORIBOSOMAL PROTEIN MS28, MRPS28 × 1 MITORIBOSOMAL PROTEIN MS29, MRPS29 × 1 MITORIBOSOMAL PROTEIN MS31, MRPS31 × 1 （F1RME2） MITORIBOSOMAL PROTEIN MS33, MRPS33 × 1 （F1S8G3） MITORIBOSOMAL PROTEIN MS34, MRPS34 × 1 MITORIBOSOMAL PROTEIN MS35, MRPS35 × 1 （F1SG95） MITORIBOSOMAL PROTEIN MS37, MRPS37 × 1 （F1SU49） MITORIBOSOMAL PROTEIN MS38, MRPS38 × 1 MITORIBOSOMAL PROTEIN MS39, MRPS39 × 1 （K7GKS8） UNASSIGNED HELICES × 1 UNASSIGNED HELICES × 1 MAGNESIUM ION × 144 ZINC ION × 3 GUANOSINE-5'-DIPHOSPHATE × 1 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RT18B_PIG
Isoform	—
PDB entities	34
Chains and sequence ranges	Author chain p； PDBConstruct 1–258； UniProt 1–258

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.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	5aj3
Deposition date deposition_date	2015-02-20
Structure title title	Structure of the small subunit of the mammalian mitoribosome
Keywords keywords	;RIBOSOME, TRANSLATION, MITOCHONDRIA, MAMMALIAN 55S MITORIBOSOME, MAMMALIAN 55S MITOCHONDRIAL RIBOSOME, 28S SMALL SUBUNIT, MRNA, TRNA, DECODING CENTER, CRYO-EM, SINGLE PARTICLE ANALYSIS ;; RIBOSOME
Experimental Method method	ELECTRON MICROSCOPY

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

5aj3__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

5aj3__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

5aj3__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	69.88 Å
Rg (electron density)	74.20 Å
Total Rg	73.74 Å
Atom count	66245
Residues	6484
Excluded volume	1108200 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`5aj3__assembly_1__model_1`	37-meric （37）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (40)

Entity 1 Entity 1 polymer

Description description	MITORIBOSOMAL 12S RRNA
Molecular weight formula_weight	308989.1 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	A
Atom count atom_count	66363

ACACAGGUUUGGUCCUGGCCUUUCUAUUAAUUCUUAAUAAAAUUACACAUGCAAGUAUCCGCGCCCCGGUGAGAAUGCCCUCCAGAUCUUAAAGAUCAAAAGGAGCAGGUAUCAAGCACACCUAUAACGGUAGCUCAUAACGCCUUGCUCAACCACACCCCCACGGGAAACAGCAGUGAUAAAAAUUAAGCCAUGAACGAAAGUUUGACUAAGUUAUAUUAAUUAGAGUUGGUAAAUCUCGUGCCAGCCACCGCGGUCAUACGAUUAACCCAAAUUAAUAGAUCCACGGCGUAAAGAGUGUUUAAGAAAAAAAAUCACAAUAGAGUUAAAUUAUAACUAAGCUGUAAAAAGCCCUAGUUAAAAUAAAAUAACCCACGAAAGUGACUCUAAUAAUCCUGACACACGAUAGCUAGGACCCAAACUGGGAUUAGAUACCCCACUAUGCCUAGCCCUAAACCCAAAUAGUUACAUAACAAAACUAUUCGCCAGAGUACUACUCGCAACUGCCUAAAACUCAAAGGACUUGGCGGUGCUUCACAUCCACCUAGAGGAGCCUGUUCUAUAAUCGAUAAACCCCGAUAGACCUUACCAACCCUUGCCAAUUCAGCCUAUAUACCGCCAUCUUCAGCAAACCCUAAAAAGGAACAAUAGUAAGCACAAUCAUAGCACAUAAAAACGUUAGGUCAAGGUGUAGCUUAUGGGUUGGAAAGAAAUGGGCUACAUUUUCUACAUAAGAAUAUCCACCACACGAAAGUUUUUAUGAAACUAAAAACCAAAGGAGGAUUUAGCAGUAAAUCAAGAAUAGAGUGCUUGAUUGAAUAAGGCCAUGAAGCACGCACACACCGCCCGUCACCCUCCUCAAGCAUGUAGUAAUAAAAAUAACCUAUAUUCAAUUACACAACCAUGCAAGAAGAGACAAGUCGUAACAAGGUAAGCAUACUGGAAAGUGUGCUUGGAUUACC

Entity 2 Entity 2 polymer

Description description	MITORIBOSOMAL PROTEIN US2M, MRPS2
Molecular weight formula_weight	31731.6 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

MASGPLLPRLLGAGAPRRPLRLHLVPTATPGPAGPTGRTLGSNAAPAAREPELGNDLRDRILSEPLKHADFFNLKELFSVRSLFDARVHLGHKAGCRHRFMEPYLFGSRLGQDIIDLEQTAAHLQLALNFTAHVAYREGIILFVSRHRQFAHLIETTARDCGEYAHTRYFKGGLLTNAPLLLGPGVRLPDLIIFLHTLNNVFEPHVAVRDAAKMNIPTVGIVDTNCNPALITYPVPGNDDSPPAVRLFCRLFQVAISRAKEKRRQVEALYRLQGPAGAERGPAAPPPPE

Entity 3 Entity 3 polymer

Description description	MITORIBOSOMAL PROTEIN US3M, MRPS24
Molecular weight formula_weight	19007.3 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	C

MAASVCGRGLRPLVLSWSRELPCAWRALHISAVCAKNRAARVRVSKGDKPVTYEEAHAPHYIAHRKGWLSLHTGNLDGEDHAAERTVEDVFLRKFMLGTFPGCLADQLVLKRRANQLEICALVLRQLPPHKFYFLVGYSETLLSHFYKCPVHLHLQTVPSKVVYKYI

Entity 4 Entity 4 polymer

Description description	MITORIBOSOMAL PROTEIN US5M, MRPS5
Molecular weight formula_weight	48213.1 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	E

MAAAVRAAGFFPGLFGASAGNLWSRQLYLNTFPAASILTSKTFPSNGPLSPPGTRDNHHFTSLACALQTQCSISSPSNWMGQQYRSYSFFTKLTADELWKGALAESGAGARKGRGKRTKKKRRKDLNRGQIIGEGRHGFLWPGLNIPLMRNGAVQTIAQRSKEDQEKVEADMVQQREEWDRRRKMKVKRERGWSGNTWGGVSLGPPDPGPNGETYDDFDTRILEVRNVFNMTAKEGRKRSVRVLVAVGNGKGAAGFAIGKATERADAFRKAKNRAVHYLHYIERYEDHTIYHDISLKFKRTHIKMKKQPRGYGLHCHRAIMTICRLIGIKDLYAKVSGSVNMLNLTRGLFLGLSRQETHQQLADKKSLHVVEFREECGPLPIVVASPQGALRKDPEPEDEVPDITLDWEDVKAAQGMKRSVWSGLKRAAT

Entity 5 Entity 5 polymer

Description description	MITORIBOSOMAL PROTEIN BS6M, MRPS6
Molecular weight formula_weight	14283.7 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	F

MPRYELALILKAMQRPETAAALKRTLEALMDRGAVVRNLENLGERMLPYKISAHNQRHSRGGYFLVDFYAPATTVESMMEHLSRDIDVIRPNIVKHPLTQEVKECEGIVPVPLEEKLYSTKKRK

Entity 6 Entity 6 polymer

Description description	MITORIBOSOMAL PROTEIN US7M, MRPS7
Molecular weight formula_weight	28150.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	G

MAAPAVKAARGWSCSALGVRIAVLRFPGLTQVRWSRYGPEYKDPQIDKEYYRKPLAEQTEEEKYERDFKKTQLIKAAPATKTSSVFEDPVISKFTNMMMKGGNKVLARSLMTQTLEAVKRKQFAKYHAASAEEQATIERNPYTIFHQALKNCEPVIGLVPILKGGHFYQVPVPLADRRRRFLAMKWMIAECREKKHRRVLMPEKLSQELLEAFHNQGPVIKRKHDMHKMAEANRALAHYRWW

Entity 7 Entity 7 polymer

Description description	MITORIBOSOMAL PROTEIN US9M, MRPS9
Molecular weight formula_weight	45022.1 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	I

MAAPCVFCGAAVSYRLFLGCRVSFARGQVLWKAAAPELQAGARCQILRLRHTAVVTTKKNVAASRRETYTVDFIKKQIEEFNIGKRHLANMMGEDPETFTQEDIDRAIAYLFPSGLFEKRARPIMKHPEEIFPKQRAIQWGEDGRPFHFLFYTGKQSYYSLMHDTYGKLLDVEKHHNQLRAKDLLAEKTKILKDPIGSRWLIKEELEEMLVEKLSDQDYAQFIRLLERLSALPCGATEEDFVNRFRRSIPXXXXXXXXXXXXXXXXGMAFSRGEGKRKTAKAEVVVYGQGSGRIDVNGVDYLLYFPVTQDREQLMFPLHFLDRLGKHDMTCAVSGGGRSAQAGAVRLAMARALCSFVTEDEVEWMRQAGLLTADPRVRERKKPGQEGARRKFTWKKR

Entity 8 Entity 8 polymer

Description description	MITORIBOSOMAL PROTEIN US10M, MRPS10
Molecular weight formula_weight	23192.8 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	J

MAARTAFGALARRLWQGSRNFSVSSSRSSTAKNGGFLLSTTMKWVQFSNLHVDVPKDMTKPEITISDEPDTLYKRLSVLVKGHDKAVLDSYEYFAVLAAKELGISIKVHEPPRKIERFTLLKSVHIFKKHRVQYEMRTLYRCLELEHLTGSTADVYLEYIQRNLPEGVAMEVTKTKLEQLPEHIRKPIWETMPEEKEESKS

Entity 9 Entity 9 polymer

Description description	MITORIBOSOMAL PROTEIN US11M, MRPS11
Molecular weight formula_weight	20841.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	K

MQVVRNAGSRLLQSWAWPPKTRIVAGLPASTIHRSAPHLQDAAAKLDIEDKEEARTPSHSSFSIYPPIPGQENSLRWAGKKFEEIPIAHIKASYNNTQIQVVSAAHQPLAHASCGTEGFRNAKKGTGIAAQTAGIAAAAKATGKGVTHVRVVVKGLGPGRLSAIKGLTMGGLEVISITDNTPIPHNGCRPRKARRL

Entity 10 Entity 10 polymer

Description description	MITORIBOSOMAL PROTEIN US12M, MRPS12
Molecular weight formula_weight	15257.1 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	L

MSWSGLLRGLGTSLNCGLALVPRPWATRPMATLNQMHRLGPPKHPPGKMGPTAGRPQLKGVVLRTFIRKPKKPNSANRKCCRVRLSTGREAVCFIPGEGHSLQEHHVVLVQGGRTQDLPGVKLTVVRGKYDCGHVQKKK

Entity 11 Entity 11 polymer

Description description	MITORIBOSOMAL PROTEIN US14M, MRPS14
Molecular weight formula_weight	15120.7 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	N

MAASMLGFLLRTVRQMVPSSASGQVRSYYVDWKMLRDVKRRKMAYEYADERLRINSLRKNTILPKDLQEVADEEIASLPRDSCPVRIRNRCVMTSRPRGVKRRWRLSRIVFRHLADHGQLSGVQRAMW

Entity 12 Entity 12 polymer

Description description	MITORIBOSOMAL PROTEIN US15M, MRPS15
Molecular weight formula_weight	27411.4 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	O

MLRAAWRALSSIRTQAVTQAPVLGLPGGGCARFPSVQRALPSRPAGLILRAARGYAAQKPVQPNQDDPPPSMLLLDYQNVPGIHKVDDVVKRLLSLEMANQKEKLKIKKMQLMNKVLENPEDTSSLEARIVALTVKIRNYEEHMQKHRKDKAHKRFLLMSIDQRKKMLKNLRETNYAVFEKICKELGIEYTFPPPYHRKAHRRWVTKKALCTQVFREVQKLKKQKRALRAAAVAAHKQG

Entity 13 Entity 13 polymer

Description description	MITORIBOSOMAL PROTEIN BS16M, MRPS16
Molecular weight formula_weight	15182.7 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	P

MVQLTTVLCRAYRGGHLTIRLALGGCTNRPFYRIVAAHSKCPRDGRFVEQLGSYDPLPNSHGEKLVALNFDRIRHWIGCGAHLSKPVEKLLGLSGFYPLHPMMITNAERLRRKRAREVLLASQKTDTEATETKAS

Entity 14 Entity 14 polymer

Description description	MITORIBOSOMAL PROTEIN US17M, MRPS17
Molecular weight formula_weight	14452.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	Q

MSIARSSVHAKWVVGKVIGTAMQKTAKVRVTRLVLDPYLLKYFNKRKTYFAHDALQQCTVGDIVLLKALPVPRTKHVKHELAEIIFKVGQVIDPVTGKPCAGTTYLESPISPESTRLTKNLEALQLSSTQ

Entity 15 Entity 15 polymer

Description description	MITORIBOSOMAL PROTEIN BS18M, MRPS18C
Molecular weight formula_weight	16211.1 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	R

MAAVVSLCSRLGRRKSTDFVNAAVCLTDPGTHAVLWRSCSQYKQVASNEDLPVPMENPYKEPLKKCILCEKHVDYKNVQLLSQFISPFTGCIYGRHITGLCGKKQKEITKAIKRAQILGFMPVTYKDPAYLKDPKVCNIKYRE

Entity 16 Entity 16 polymer

Description description	MITORIBOSOMAL PROTEIN BL19M, MRPL19
Molecular weight formula_weight	1209.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	T

XXXXXXXXXXXXXX

Entity 17 Entity 17 polymer

Description description	MITORIBOSOMAL PROTEIN BS21M, MRPS21
Molecular weight formula_weight	10682.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	U

MANHLKFIARTVMVQEGNVEGAYRTLNRILTMDGLIEDIKRRRYYEKPCRRRQRESYETCRRIYNMEMARKINFLMRKNRADPWQGC

Entity 18 Entity 18 polymer

Description description	P-SITE AND A-SITE TRNA
Molecular weight formula_weight	17744.8 kDa
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	V,Y

XXXXXXXXXXXXXXXXXXXXXXXXXXXXAAAXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Entity 19 Entity 19 polymer

Description description	MRNA
Molecular weight formula_weight	3545.4 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	X

XXXXXXXXXXXXX

Entity 20 Entity 20 polymer

Description description	MITORIBOSOMAL PROTEIN MS22, MRPS22
Molecular weight formula_weight	39599.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	a

MATLKASALLRSLQTNSCGTGRVCFPVRARPRPRALLQPLPGACGTGTLCRGLGSESESGNSEIRKPTFMDEEVQNILIKMTGLDLQKIFKPALQELKPPTYKLMTQAQLEEATKQAVEAAKVRLKMPPVLEERAPINDVLAEDKILEGTETAKYVFTDISYSIPHRERFIVVREPSGTLRKASWEERDRMIQVYFPREGRRILTPVIFKEENLQTMYSQDQHVDVLNLCVAQFEPDSAEYIKIHHHTYEDIDKCGKYDLLRSTRHFGGMAWYFVNKKKIDGLLIDQIQRDLVSDATSLVHLYHILHPXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Entity 21 Entity 21 polymer

Description description	MITORIBOSOMAL PROTEIN MS23, MRPS23
Molecular weight formula_weight	21666.7 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	b

MAGSRLETVGSIFSRTRDLIRAGVLKEKPLWLDIYNAFPPLREPVFRRPRLRYGKAKAAVQDIFYHEDRIRAKFYSAYGSGPKAFDLFNPNFKSTCQRFVEKYIELQRLGETDEEKLFVEAGKALLAEGVTLRRVGEARTQQEGSPISRKSEPTGIKPQTAVEENQPWKEVPQDQPLEAPEKESKGLPPP

Entity 22 Entity 22 polymer

Description description	MITORIBOSOMAL PROTEIN MS25, MRPS25
Molecular weight formula_weight	19954.2 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	c

MPMKGRFPIRRTLQYLGQGDVVFKDSVKVMTVNYNTHGELGEGARKFVFFNIPQIQYKNPWVQITMFKNMTPSPFLRFYLDSGEQVLVDVESKSNKEIVEHIRKILGKNEETLEKEEQEKKQLSHPAHFGPRKYCLRECMCEVEGQVPCPGLVPLPKEMTGKYKAALKATAQD

Entity 23 Entity 23 polymer

Description description	MITORIBOSOMAL PROTEIN MS26, MRPS26
Molecular weight formula_weight	23637.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	d

MLRVLGGLGARPAGRLPAPLLLPTRGRKTRHDPPAKSKAGRVATPPAVDPTEFFVLTERYRQYRQTVRALRLEFMSEVRKKLHEARAGVQAERKAQEDAAEHRELMAWNQAENQRLHELRLARLRQEALEQERRQAEEAVLQAREAQAWAQLKEQEVLQLQEEAKTFITRENLEARVEEALDSPKSYNWAITREGLVVRPQQKGS

Entity 24 Entity 24 polymer

Description description	MITORIBOSOMAL PROTEIN MS27, MRPS27
Molecular weight formula_weight	28613.1 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	e

XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Entity 25 Entity 25 polymer

Description description	MITORIBOSOMAL PROTEIN MS28, MRPS28
Molecular weight formula_weight	21014.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	f

MAALCRTRAVTAKSHFLRVFFFSRPCRGTGTESGSGSESSESTEPKQRPGGFASALERHSELQQKAEFGRMRGSPKNVESFASMLRHSPLTQMGPAKNKLVIGQIFHIVEDDLYIDFGGKFHCVCKRPEVDGEKYQKGTRVRLRLLDLELTSRFLGATTDTTILEADAVLLGLQESKDSKSKEERHEK

Entity 26 Entity 26 polymer

Description description	MITORIBOSOMAL PROTEIN MS29, MRPS29
Molecular weight formula_weight	44924.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	g

MLKGVTRLISRVHKLDPGHVLYMGTQAPQSLAAHLDNQVPVKSPRAISRTSXXXXXXXXXXXXXXXXXXSLQELKTVFPHGLPPRFAMQVKTFNEACLMVRKPALELLHYLKNTNFAHPAVRYVLYGEKGTGKTLSLCHILHFCAKQNWLILHIPDAHIWVKNCRDLLQSNYNKQRFDQPLEASTWLKNFKTANEHFLSQIKVQEKYVWNKRESTEKGRPLGEVVEQGIMRVRNATDAVGIVLKELKRQSSLGIFHLLVAVDGVNALWGRTTLKREDKSPIAPEELALIHNLRKMVKNDWQGGAIVLTVSQTGSLFKPRNAYLPQELLGKEGFDALDPFIPILVSNYNPKEFESCIQYYLENNWLQHEKAHTEEGKKELLFLSNRNPGQLERLCAYL

Entity 27 Entity 27 polymer

Description description	MITORIBOSOMAL PROTEIN MS31, MRPS31
Molecular weight formula_weight	44019.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	h

MLPRVSAVIPLRPLSRLPLCSGGPEASAAAILLLDSLRGTVRTENNIQRYFGTNNLVYSKKDEQSGPTCEISKETESKGSVKENSKKDLLNIIKGMKVELSTVNVQTTKPSNKRQLKNLETAIGRIKKAPEDAPQKRSESLSSELVAAVSAVADSLPFDRRMTKSELLRQLQKHEEDSKAQKDGEKPKISFSNIISDMKVARSATARVSTRPVHQIQFDEGTDDFADQEKTLNLKKSFRKNIFKGRRLNIFEPQAVTEEAPETEAVPSLWDIEFAKQLAAVTERPFQNGFEEMIQWTKEGKLWEFPINNEAGFDDDGSEFHEHIFLDKYLQDFPKQGPIRHFMELVTCGLSKNPYLSVKQKVEHIEWFRNYFNEKRVILKESGIQLN

Entity 28 Entity 28 polymer

Description description	MITORIBOSOMAL PROTEIN MS33, MRPS33
Molecular weight formula_weight	12544.6 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	i

MSSLSEYAVRMSRLSARLFGEVARPTDSKSMKVVKLFSEQPLAKRKETYDWYPNHNTYFALMGTLRFLGLYRDEHQDFRDEQLRLKKLRGKGKPRKGEGKRAMKKK

Entity 29 Entity 29 polymer

Description description	MITORIBOSOMAL PROTEIN MS34, MRPS34
Molecular weight formula_weight	25681.7 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	j

MARKKVRPRLIAELARRVRALREQRERPRDSQRYALDYETMMRPHSGNRLPMRAWADVRHESRLLQLLNRLPLFGLGRLVTRKSWLWQHDEPCYWRLTRVRPDYAAENLDHGKAWGILTFKGKTESEAREIEQVMYHDWRLVPKHEEEAFTXXXXXXXDTPLSVPYPPLLRAMILAQRQKYGDTSTEEPMLNLERARIDPWDYPAKLEAKTKTKGAAV

Entity 30 Entity 30 polymer

Description description	MITORIBOSOMAL PROTEIN MS35, MRPS35
Molecular weight formula_weight	37104.8 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	k

MAATSLPAWLILKSRAGTFRAFSTAMSPATRSPRPALRTTERTSKPERALRRKALPPRTEKMAVDQDWPSVYPVAAPFKPSAVPLPVRMGYPVKRGVPMAKEGNLELLKIPNFLHLTPVAIKRHCEALKDFCTEWPAALDSDEKCEKHFPIEIDTADYVSAGPSIRNPKARVVTLRVKLSSLNLDDHAKKKLIKLVGDRYCKSTDVLTIKTDRCPLKRQNYDYAVYLLTVLYHESWKTEEWEKKKTEADMEEYIWENSTSEKNILETLLQIKAAEKNLELSKEELLGTKEVEDYRKSVVSLKNEGDNENTLSQYKESVKRLLNLA

Entity 31 Entity 31 polymer

Description description	MITORIBOSOMAL PROTEIN MS37, MRPS37
Molecular weight formula_weight	13561.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	m

MATPSLRGRLARLGNPRRPILKPNKPLILANHVGERRREKGEATCITEMSVMMACWKQNEFRDEACRKEIQDFFDCASRAEAARKMRSIQENLGELGSLPPKKLNKLLHRFPNKPHVS

Entity 32 Entity 32 polymer

Description description	MITORIBOSOMAL PROTEIN MS38, MRPS38
Molecular weight formula_weight	22873.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	n

MFLVRLTSQLLRAVPGAGRSGSPRVSEVLGRHACRPRYSTQPPGPSGIASLPGKHVHPELEEMLVPRKMSISPLESWLTIRYLLPRLGAGTPGTVSPAQLYQCPPSQVGEGVKQGDKEVWDTPQMQCKNILKIRRRKMNHHKYRKLVKRTRFLRRKVREGRLRQKQVKFERDLKRIWQKAGLKEAPAGWQTPKIYLKNQ

Entity 33 Entity 33 polymer

Description description	MITORIBOSOMAL PROTEIN MS39, MRPS39
Molecular weight formula_weight	62932.6 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	o

MAAVASARWLGVRSGLCLPLTGRRVGPCGRTPRSRFYSGSAAHPEVEGANVTGIEEVVIPKKKTWDKVAILQALASTVHRDSTAAPYVFQDDPYLIPTSSVESHSFLLAKKSGENAAKFIINSYPKYFQKDIAEPHIPCLMPEYFEPQIEDVXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXSDSDSDSDSDISEGK

Entity 34 Entity 34 polymer

Description description	MITORIBOSOMAL PROTEIN MS40, MRPS18B
Molecular weight formula_weight	29220.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	p

MAASILNVLLRRLPGVSPFRGAYGVQVLLQTLCTKAPPEDDSLPQVPISPYKDEPWKYLDSEEYQNRYGSRPVWADYRRNHKGGIPPQRTRKMCIRGNKVAGNPCPICRDQKLHVDFRNVKLLEQFVCAHTGIIFHAPYTGVCMKQHKKLTQAIQKARDHGLLRYHIPQVEPRDLDFSTTHGAVSSTPPAPTLVSGDPWYPWYSWKQPPERELSRLRRLYQGRLREESGPPPELMPEVPLTAPAEASSTEPGAPQSAL

Entity 35 Entity 35 polymer

Description description	UNASSIGNED HELICES
Molecular weight formula_weight	1379.7 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	s

XXXXXXXXXXXXXXXX

Entity 36 Entity 36 polymer

Description description	UNASSIGNED HELICES
Molecular weight formula_weight	1464.8 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	z

XXXXXXXXXXXXXXXXX

Entity 37 Entity 37 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	144

Entity 38 Entity 38 non-polymer

Description description	ZINC ION
Molecular weight formula_weight	65.4 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 39 Entity 39 non-polymer

Description description	GUANOSINE-5'-DIPHOSPHATE
Molecular weight formula_weight	443.2 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 40 Entity 40 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	118

▼

6. Fold Classification (SCOP + CATH) 7 domains

CATH v4.4 (7 domains)

Domain ID domain_id	5aj3E01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	230 — Ribosomal Protein S5; domain 2
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	5aj3F00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	60 — Ribosomal protein S6/Translation elongation factor EF1B

Domain ID domain_id	5aj3K00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily	80 — Ribosomal protein S11/S14

Domain ID domain_id	5aj3L00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Homologous superfamily homologous superfamily	140 — Nucleic acid-binding proteins

Domain ID domain_id	5aj3N01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	287 — Helix Hairpins
Homologous superfamily homologous superfamily	1480 —

Domain ID domain_id	5aj3P00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1320 — S16 Ribosomal Protein; Chain: A;
Homologous superfamily homologous superfamily	10 — Ribosomal protein S16

Domain ID domain_id	5aj3Q00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Homologous superfamily homologous superfamily	140 — Nucleic acid-binding proteins

▶

Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	1

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	—

Resolution resolution	3.600 Å
Low-resolution limit resolution_low	— Å
R factor r_factor	—
R_work r_work	—
R_free r_free	—

Resolution resolution	3.60 Å
Resolution测定Method resolution_method	MAXIMUM LIKELIHOOD BASED REFINEMENT IMPLEMENTED IN RELION
颗粒数 num_particles	78783

Structure of the small subunit of the mammalian mitoribosome

1. Protein Identity and Related Structures Protein Identity & Related Structures

MITORIBOSOMAL PROTEIN US2M, MRPS2

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

MITORIBOSOMAL PROTEIN US3M, MRPS24

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

MITORIBOSOMAL PROTEIN US5M, MRPS5

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

MITORIBOSOMAL PROTEIN US7M, MRPS7

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

MITORIBOSOMAL PROTEIN US11M, MRPS11

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

MITORIBOSOMAL PROTEIN BS16M, MRPS16

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

MITORIBOSOMAL PROTEIN US17M, MRPS17

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

MITORIBOSOMAL PROTEIN BS21M, MRPS21

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

MITORIBOSOMAL PROTEIN MS26, MRPS26

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

MITORIBOSOMAL PROTEIN MS31, MRPS31

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer