2j28

MODEL OF E. COLI SRP BOUND TO 70S RNCS

Method: ELECTRON MICROSCOPY

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

50S ribosomal protein L32

Escherichia coli (strain K12)

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL32_ECOLI
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain 0； PDBConstruct 1–56； UniProt 2–57

50S ribosomal protein L33

Escherichia coli (strain K12)

UniProt A0A4V6S6W0

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A4V6S6W0_ECOLI
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain 1； PDBConstruct 1–54； UniProt 2–55

50S ribosomal protein L34

Escherichia coli (strain K12)

UniProt P0A7P5

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL34_ECOLI
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain 2； PDBConstruct 1–46； UniProt 1–46

50S ribosomal protein L35

Escherichia coli (strain K12)

UniProt P0A7Q1

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL35_ECOLI
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain 3； PDBConstruct 1–64； UniProt 2–65

50S ribosomal protein L36

Escherichia coli (strain K12)

UniProt P0A7Q6

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL36_ECOLI
Isoform	—
PDB entities	5
Chains and sequence ranges	Author chain 4； PDBConstruct 1–38； UniProt 1–38

Signal recognition particle protein

Escherichia coli (strain K12)

UniProt A0A6D2WL81

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A6D2WL81_ECOLI
Isoform	—
PDB entities	8
Chains and sequence ranges	Author chain 9； PDBConstruct 1–430； UniProt 2–431

50S ribosomal protein L2

Escherichia coli (strain K12)

UniProt A0A4S5AQM6

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A4S5AQM6_ECOLI
Isoform	—
PDB entities	11
Chains and sequence ranges	Author chain C； PDBConstruct 1–267； UniProt 4–270

50S ribosomal protein L3

Escherichia coli (strain K12)

UniProt P60438

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL3_ECOLI
Isoform	—
PDB entities	12
Chains and sequence ranges	Author chain D； PDBConstruct 1–209； UniProt 1–209

50S ribosomal protein L4

Escherichia coli (strain K12)

UniProt P60723

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL4_ECOLI
Isoform	—
PDB entities	13
Chains and sequence ranges	Author chain E； PDBConstruct 1–201； UniProt 1–201

50S ribosomal protein L5

Escherichia coli (strain K12)

UniProt A0A6D2X9D2

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A6D2X9D2_ECOLI
Isoform	—
PDB entities	14
Chains and sequence ranges	Author chain F； PDBConstruct 1–178； UniProt 2–179

50S ribosomal protein L6

Escherichia coli (strain K12)

UniProt P0AG55

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL6_ECOLI
Isoform	—
PDB entities	15
Chains and sequence ranges	Author chain G； PDBConstruct 1–176； UniProt 2–177

50S ribosomal protein L9

Escherichia coli (strain K12)

UniProt P0A7R1

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL9_ECOLI
Isoform	—
PDB entities	16
Chains and sequence ranges	Author chain H； PDBConstruct 1–149； UniProt 1–149

50S ribosomal protein L11

Escherichia coli (strain K12)

UniProt P0A7J7

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL11_ECOLI
Isoform	—
PDB entities	17
Chains and sequence ranges	Author chain I； PDBConstruct 1–141； UniProt 2–142

50S ribosomal protein L13

Escherichia coli (strain K12)

UniProt A0A6D2WBX5

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A6D2WBX5_ECOLI
Isoform	—
PDB entities	18
Chains and sequence ranges	Author chain J； PDBConstruct 1–140； UniProt 1–140

50S ribosomal protein L14

Escherichia coli (strain K12)

UniProt A0A4S5AK42

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A4S5AK42_ECOLI
Isoform	—
PDB entities	19
Chains and sequence ranges	Author chain K； PDBConstruct 1–121； UniProt 2–122

50S ribosomal protein L15

Escherichia coli (strain K12)

UniProt P02413

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL15_ECOLI
Isoform	—
PDB entities	20
Chains and sequence ranges	Author chain L； PDBConstruct 1–144； UniProt 1–144

50S ribosomal protein L16

Escherichia coli (strain K12)

UniProt P0ADY7

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL16_ECOLI
Isoform	—
PDB entities	21
Chains and sequence ranges	Author chain M； PDBConstruct 1–136； UniProt 1–136

50S ribosomal protein L17

Escherichia coli (strain K12)

UniProt P0AG44

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL17_ECOLI
Isoform	—
PDB entities	22
Chains and sequence ranges	Author chain N； PDBConstruct 1–127； UniProt 1–127

50S ribosomal protein L18

Escherichia coli (strain K12)

UniProt P0C018

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL18_ECOLI
Isoform	—
PDB entities	23
Chains and sequence ranges	Author chain O； PDBConstruct 1–117； UniProt 1–117

50S ribosomal protein L19

Escherichia coli (strain K12)

UniProt P0A7K6

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL19_ECOLI
Isoform	—
PDB entities	24
Chains and sequence ranges	Author chain P； PDBConstruct 1–114； UniProt 2–115

50S ribosomal protein L20

Escherichia coli (strain K12)

UniProt P0A7L3

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL20_ECOLI
Isoform	—
PDB entities	25
Chains and sequence ranges	Author chain Q； PDBConstruct 1–117； UniProt 2–118

50S ribosomal protein L21

Escherichia coli (strain K12)

UniProt P0AG48

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL21_ECOLI
Isoform	—
PDB entities	26
Chains and sequence ranges	Author chain R； PDBConstruct 1–103； UniProt 1–103

50S ribosomal protein L22

Escherichia coli (strain K12)

UniProt P61175

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL22_ECOLI
Isoform	—
PDB entities	27
Chains and sequence ranges	Author chain S； PDBConstruct 1–110； UniProt 1–110

50S ribosomal protein L23

Escherichia coli (strain K12)

UniProt A0A6D2VZB1

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A6D2VZB1_ECOLI
Isoform	—
PDB entities	28
Chains and sequence ranges	Author chain T； PDBConstruct 1–99； UniProt 1–99

50S ribosomal protein L24

Escherichia coli (strain K12)

UniProt P60624

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL24_ECOLI
Isoform	—
PDB entities	29
Chains and sequence ranges	Author chain U； PDBConstruct 1–102； UniProt 2–103

50S ribosomal protein L25

Escherichia coli (strain K12)

UniProt P68919

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL25_ECOLI
Isoform	—
PDB entities	30
Chains and sequence ranges	Author chain V； PDBConstruct 1–94； UniProt 1–94

50S ribosomal protein L27

Escherichia coli (strain K12)

UniProt A0A4S5B340

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A4S5B340_ECOLI
Isoform	—
PDB entities	31
Chains and sequence ranges	Author chain W； PDBConstruct 1–84； UniProt 2–85

50S ribosomal protein L29

Escherichia coli (strain K12)

UniProt P0A7M6

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L30 × 1 （P0AG51） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL29_ECOLI
Isoform	—
PDB entities	32
Chains and sequence ranges	Author chain X； PDBConstruct 1–63； UniProt 1–63

50S ribosomal protein L30

Escherichia coli (strain K12)

UniProt P0AG51

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L31 × 1 （P0A7M9） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL30_ECOLI
Isoform	—
PDB entities	33
Chains and sequence ranges	Author chain Y； PDBConstruct 1–58； UniProt 2–59

50S ribosomal protein L31

Escherichia coli (strain K12)

UniProt P0A7M9

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 31 RNA 3	50S ribosomal protein L32 × 1 （P0A7N4） 50S ribosomal protein L33 × 1 （A0A4V6S6W0） 50S ribosomal protein L34 × 1 （P0A7P5） 50S ribosomal protein L35 × 1 （P0A7Q1） 50S ribosomal protein L36 × 1 （P0A7Q6） SIGNAL SEQUENCE × 1 4.5S SIGNAL RECOGNITION PARTICLE RNA × 1 Signal recognition particle protein × 1 （A0A6D2WL81） 5S RIBOSOMAL RNA × 1 23S RIBOSOMAL RNA × 1 50S ribosomal protein L2 × 1 （A0A4S5AQM6） 50S ribosomal protein L3 × 1 （P60438） 50S ribosomal protein L4 × 1 （P60723） 50S ribosomal protein L5 × 1 （A0A6D2X9D2） 50S ribosomal protein L6 × 1 （P0AG55） 50S ribosomal protein L9 × 1 （P0A7R1） 50S ribosomal protein L11 × 1 （P0A7J7） 50S ribosomal protein L13 × 1 （A0A6D2WBX5） 50S ribosomal protein L14 × 1 （A0A4S5AK42） 50S ribosomal protein L15 × 1 （P02413） 50S ribosomal protein L16 × 1 （P0ADY7） 50S ribosomal protein L17 × 1 （P0AG44） 50S ribosomal protein L18 × 1 （P0C018） 50S ribosomal protein L19 × 1 （P0A7K6） 50S ribosomal protein L20 × 1 （P0A7L3） 50S ribosomal protein L21 × 1 （P0AG48） 50S ribosomal protein L22 × 1 （P61175） 50S ribosomal protein L23 × 1 （A0A6D2VZB1） 50S ribosomal protein L24 × 1 （P60624） 50S ribosomal protein L25 × 1 （P68919） 50S ribosomal protein L27 × 1 （A0A4S5B340） 50S ribosomal protein L29 × 1 （P0A7M6） 50S ribosomal protein L30 × 1 （P0AG51） MAGNESIUM ION × 111 water × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL31_ECOLI
Isoform	—
PDB entities	34
Chains and sequence ranges	Author chain Z； PDBConstruct 1–70； UniProt 1–70

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	2j28
Deposition date deposition_date	2006-08-16
Structure title title	MODEL OF E. COLI SRP BOUND TO 70S RNCS
Keywords keywords	RIBOSOME, PROTEIN-RNA COMPLEX, SIGNAL RECOGNITION PARTICLE; RIBOSOME
Experimental Method method	ELECTRON MICROSCOPY

▼

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.

2j28__assembly_1__model_1

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

Download this curve (.dat)

2j28__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2j28__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	71.51 Å
Rg (electron density)	73.15 Å
Total Rg	73.05 Å
Atom count	94846
Residues	6858
Excluded volume	1451200 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2j28__assembly_1__model_1`	34-meric （34）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (36)

Entity 1 Entity 1 polymer

Description description	50S ribosomal protein L32
Molecular weight formula_weight	6332.2 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	0
Atom count atom_count	95358

AVQQNKPTRSKRGMRRSHDALTAVTSLSVDKTSGEKHLRHHITADGYYRGRKVIAK

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 2 Entity 2 polymer

Description description	50S ribosomal protein L33
Molecular weight formula_weight	6257.4 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	1

AKGIREKIKLVSSAGTGHFYTTTKNKRTKPEKLELKKFDPVVRQHVIYKEAKIK

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 3 Entity 3 polymer

Description description	50S ribosomal protein L34
Molecular weight formula_weight	5397.5 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	2

MKRTFQPSVLKRNRSHGFRARMATKNGRQVLARRRAKGRARLTVSK

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 4 Entity 4 polymer

Description description	50S ribosomal protein L35
Molecular weight formula_weight	7181.8 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	3

PKIKTVRGAAKRFKKTGKGGFKHKHANLRHILTKKATKRKRHLRPKAMVSKGDLGLVIACLPYA

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 5 Entity 5 polymer

Description description	50S ribosomal protein L36
Molecular weight formula_weight	4377.4 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	4

MKVRASVKKLCRNCKIVKRDGVIRVICSAEPKHKQRQG

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 6 Entity 6 polymer

Description description	SIGNAL SEQUENCE
Molecular weight formula_weight	2121.5 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	7

LGFPINFLTLYVTVQHKK

Source Source

Source organism organism	Escherichia coli K-12
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 7 Entity 7 polymer

Description description	4.5S SIGNAL RECOGNITION PARTICLE RNA
Molecular weight formula_weight	23968.3 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	8

UCUGUGCUCUGUGCUCUGUUUACCAGGUCAGGUCCGAAAGGAAGCAGCCAAGGCAGAGACGCAGAGCAGGCAGA

Source Source

Source organism organism	Escherichia coli K-12
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 8 Entity 8 polymer

Description description	Signal recognition particle protein
Molecular weight formula_weight	47362.2 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	9

FDNLTDRLSRTLRNISGRGRLTEDNVKDTLREVRMALLEADVALPVVREFINRVKEKAVGHEVNKSLTPGQEFVKIVRNELVAAMGEENQTLNLAAQPPAVVLMAGLQGAGKTTSVGKLGKFLREKHKKKVLVVSADVYRPAAIKQLETLAEQVGVDFFPSDVGQKPVDIVNAALKEAKLKFYDVLLVDTAGRLHVDEAMMDEIKQVHASINPVETLFVVDAMTGQDAANTAKAFNEALPLTGVVLTKVDGDARGGAALSIRHITGKPIKFLGVGEKTEALEPFHPDRIASRILGMGDVLSLIEDIESKVDRAQAEKLASKLKKGDGFDLNDFLEQLRQMKNMGGMASLMGKLPGMGQIPDNVKSQMDDKVLVRMEAIINSMTMKERAKPEIIKGSRKRRIAAGCGMQVQDVNRLLKQFDDMQRMMKKMK

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 9 Entity 9 polymer

Description description	5S RIBOSOMAL RNA
Molecular weight formula_weight	37848.6 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	A

GCCUGGCGGCCGUAGCGCGGUGGUCCCACCUGACCCCAUGCCGAACUCAGAAGUGAAACGCCGUAGCGCCGAUGGUAGUGUGGGGUCUCCCCAUGCGAGAGUAGGGAACUGCCAGGC

Source Source

Source organism organism	Escherichia coli K-12
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 10 Entity 10 polymer

Description description	23S RIBOSOMAL RNA
Molecular weight formula_weight	941612.4 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	B

GGUUAAGCGACUAAGCGUACACGGUGGAUGCCCUGGCAGUCAGAGGCGAUGAAGGACGUGCUAAUCUGCGAUAAGCGUCGGUAAGGUGAUAUGAACCGUUAUAACCGGCGAUUUCCGAAUGGGGAAACCCAGUGUGUUUCGACACACUAUCAUUAACUGAAUCCAUAGGUUAAUGAGGCGAACCGGGGGAACUGAAACAUCUAAGUACCCCGAGGAAAAGAAAUCAACCGAGAUUCCCCCAGUAGCGGCGAGCGAACGGGGAGCAGCCCAGAGCCUGAAUCAGUGUGUGUGUUAGUGGAAGCGUCUGGAAAGGCGCGCGAUACAGGGUGACAGCCCCGUACACAAAAAUGCACAUGCUGUGAGCUCGAUGAGUAGGGCGGGACACGUGGUAUCCUGUCUGAAUAUGGGGGGACCAUCCUCCAAGGCUAAAUACUCCUGACUGACCGAUAGUGAACCAGUACCGUGAGGGAAAGGCGAAAAGAACCCCGGCGAGGGGAGUGAAAAAGAACCUGAAACCGUGUACGUACAAGCAGUGGGAGCACGCUUAGGCGUGUGACUGCGUACCUUUUGUAUAAUGGGUCAGCGACUUAUAUUCUGUAGCAAGGUUAACCGAAUAGGGGAGCCGAAGGGAAACCGAGUCUUAACUGGGCGUUAAGUUGCAGGGUAUAGACCCGAAACCCGGUGAUCUAGCCAUGGGCAGGUUGAAGGUUGGGUAACACUAACUGGAGGACCGAACCGACUAAUGUUGAAAAAUUAGCGGAUGACUUGUGGCUGGGGGUGAAAGGCCAAUCAAACCGGGAGAUAGCUGGUUCUCCCCGAAAGCUAUUUAGGUAGCGCCUCGUGAAUUCAUCUCCGGGGGUAGAGCACUGUUUCGGCAAGGGGGUCAUCCCGACUUACCAACCCGAUGCAAACUGCGAAUACCGGAGAAUGUUAUCACGGGAGACACACGGCGGGUGCUAACGUCCGUCGUGAAGAGGGAAACAACCCAGACCGCCAGCUAAGGUCCCAAAGUCAUGGUUAAGUGGGAAACGAUGUGGGAAGGCCCAGACAGCCAGGAUGUUGGCUUAGAAGCAGCCAUCAUUUAAAGAAAGCGUAAUAGCUCACUGGUCGAGUCGGCCUGCGCGGAAGAUGUAACGGGGCUAAACCAUGCACCGAAGCUGCGGCAGCGACGCUUAUGCGUUGUUGGGUAGGGGAGCGUUCUGUAAGCCUGCGAAGGUGUGCUGUGAGGCAUGCUGGAGGUAUCAGAAGUGCGAAUGCUGACAUAAGUAACGAUAAAGCGGGUGAAAAGCCCGCUCGCCGGAAGACCAAGGGUUCCUGUCCAACGUUAAUCGGGGCAGGGUGAGUCGACCCCUAAGGCGAGGCCGAAAGGCGUAGUCGAUGGGAAACAGGUUAAUAUUCCUGUACUUGGUGUUACUGCGAAGGGGGGACGGAGAAGGCUAUGUUGGCCGGGCGACGGUUGUCCCGGUUUAAGCGUGUAGGCUGGUUUUCCAGGCAAAUCCGGAAAAUCAAGGCUGAGGCGUGAUGACGAGGCACUACGGUGCUGAAGCAACAAAUGCCCUGCUUCCAGGAAAAGCCUCUAAGCAUCAGGUAACAUCAAAUCGUACCCCAAACCGACACAGGUGGUCAGGUAGAGAAUACCAAGGCGCUUGAGAGAACUCGGGUGAAGGAACUAGGCAAAAUGGUGCCGUAACUUCGGGAGAAGGCACGCUGAUAUGUAGGUGAGGUCCCUCGCGGAUGGAGCUGAAAUCAGUCGAAGAUACCAGCUGGCUGCAACUGUUUAUUAAAAACACAGCACUGUGCAAACACGAAAGUGGACGUAUACGGUGUGACGCCUGCCCGGUGCCGGAAGGUUAAUUGAUGGGGUUAGCGCAAGCGAAGCUCUUGAUCGAAGCCCCGGUAAACGGCGGCCGUAACUAUAACGGUCCUAAGGUAGCGAAAUUCCUUGUCGGGUAAGUUCCGACCUGCACGAAUGGCGUAAUGAUGGCCAGGCUGUCUCCACCCGAGACUCAGUGAAAUUGAACUCGCUGUGAAGAUGCAGUGUACCCGCGGCAAGACGGAAAGACCCCGUGAACCUUUACUAUAGCUUGACACUGAACAUUGAGCCUUGAUGUGUAGGAUAGGUGGGAGGCUUUGAAGUGUGGACGCCAGUCUGCAUGGAGCCGACCUUGAAAUACCACCCUUUAAUGUUUGAUGUUCUAACGUUGACCCGUAAUCCGGGUUGCGGACAGUGUCUGGUGGGUAGUUUGACUGGGGCGGUCUCCUCCUAAAGAGUAACGGAGGAGCACGAAGGUUGGCUAAUCCUGGUCGGACAUCAGGAGGUUAGUGCAAUGGCAUAAGCCAGCUUGACUGCGAGCGUGACGGCGCGAGCAGGUGCGAAAGCAGGUCAUAGUGAUCCGGUGGUUCUGAAUGGAAGGGCCAUCGCUCAACGGAUAAAAGGUACUCCGGGGAUAACAGGCUGAUACCGCCCAAGAGUUCAUAUCGACGGCGGUGUUUGGCACCUCGAUGUCGGCUCAUCACAUCCUGGGGCUGAAGUAGGUCCCAAGGGUAUGGCUGUUCGCCAUUUAAAGUGGUACGCGAGCUGGGUUUAGAACGUCGUGAGACAGUUCGGUCCCUAUCUGCCGUGGGCGCUGGAGAACUGAGGGGGGCUGCUCCUAGUACGAGAGGACCGGAGUGGACGCAUCACUGGUGUUCGGGUUGUCAUGCCAAUGGCACUGCCCGGUAGCUAAAUGCGGAAGAGAUAAGUGCUGAAAGCAUCUAAGCACGAAACUUGCCCCGAGAUGAGUUCUCCCUGACCCUUUAAGGGUCCUGAAGGAACGUUGAAGACGACGACGUUGAUAGGCCGGGUGUGUAAGCGCAGCGAUGCGUUGAGCUAACCGGUACUAAUGAACCGUGAGGCUUAACCUU

Source Source

Source organism organism	Escherichia coli K-12
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 11 Entity 11 polymer

Description description	50S ribosomal protein L2
Molecular weight formula_weight	29248.8 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	C

VKCKPTSPGRRHVVKVVNPELHKGKPFAPLLEKNSKSGGRNNNGRITTRHIGGGHKQAYRIVDFKRNKDGIPAVVERLEYDPNRSANIALVLYKDGERRYILAPKGLKAGDQIQSGVDAAIKPGNTLPMRNIPVGSTVHNVEMKPGKGGQLARSAGTYVQIVARDGAYVTLRLRSGEMRKVEADCRATLGEVGNAEHMLRVLGKAGAARWRGVRPTVRGTAMNPVDHPHGGGEGRNFGKHPVTPWGVQTKGKKTRSNKRTDKFIVRR

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 12 Entity 12 polymer

Description description	50S ribosomal protein L3
Molecular weight formula_weight	22277.5 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	D

MIGLVGKKVGMTRIFTEDGVSIPVTVIEVEANRVTQVKDLANDGYRAIQVTTGAKKANRVTKPEAGHFAKAGVEAGRGLWEFRLAEGEEFTVGQSISVELFADVKKVDVTGTSKGKGFAGTVKRWNFRTQDATHGNSLSHRVPGSIGQNQTPGKVFKGKKMAGQMGNERVTVQSLDVVRVDAERNLLLVKGAVPGATGSDLIVKPAVKA

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 13 Entity 13 polymer

Description description	50S ribosomal protein L4
Molecular weight formula_weight	22121.6 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	E

MELVLKDAQSALTVSETTFGRDFNEALVHQVVVAYAAGARQGTRAQKTRAEVTGSGKKPWRQKGTGRARSGSIKSPIWRSGGVTFAARPQDHSQKVNKKMYRGALKSILSELVRQDRLIVVEKFSVEAPKTKLLAQKLKDMALEDVLIITGELDENLFLAARNLHKVDVRDATGIDPVSLIAFDKVVMTADAVKQVEEMLA

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 14 Entity 14 polymer

Description description	50S ribosomal protein L5
Molecular weight formula_weight	20202.4 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	F

AKLHDYYKDEVVKKLMTEFNYNSVMQVPRVEKITLNMGVGEAIADKKLLDNAAADLAAISGQKPLITKARKSVAGFKIRQGYPIGCKVTLRGERMWEFFERLITIAVPRIRDFRGLSAKSFDGRGNYSMGVREQIIFPEIDYDKVDRVRGLDITITTTAKSDEEGRALLAAFDFPFRK

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 15 Entity 15 polymer

Description description	50S ribosomal protein L6
Molecular weight formula_weight	18801.6 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	G

SRVAKAPVVVPAGVDVKINGQVITIKGKNGELTRTLNDAVEVKHADNTLTFGPRDGYADGWAQAGTARALLNSMVIGVTEGFTKKLQLVGVGYRAAVKGNVINLSLGFSHPVDHQLPAGITAECPTQTEIVLKGADKQVIGQVAADLRAYRRPEPYKGKGVRYADEVVRTKEAKKK

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 16 Entity 16 polymer

Description description	50S ribosomal protein L9
Molecular weight formula_weight	15789.0 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	H

MQVILLDKVANLGSLGDQVNVKAGYARNFLVPQGKAVPATKKNIEFFEARRAELEAKLAEVLAAANARAEKINALETVTIASKAGDEGKLFGSIGTRDIADAVTAAGVEVAKSEVRLPNGVLRTTGEHEVSFQVHSEVFAKVIVNVVAE

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 17 Entity 17 polymer

Description description	50S ribosomal protein L11
Molecular weight formula_weight	14763.2 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	I

AKKVQAYVKLQVAAGMANPSPPVGPALGQQGVNIMEFCKAFNAKTDSIEKGLPIPVVITVYADRSFTFVTKTPPAAVLLKKAAGIKSGSGKPNKDKVGKISRAQLQEIAQTKAADMTGADIEAMTRSIEGTARSMGLVVED

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 18 Entity 18 polymer

Description description	50S ribosomal protein L13
Molecular weight formula_weight	15822.4 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	J

MKTFTAKPETVKRDWYVVDATGKTLGRLATELARRLRGKHKAEYTPHVDTGDYIIVLNADKVAVTGNKRTDKVYYHHTGHIGGIKQATFEEMIARRPERVIEIAVKGMLPKGPLGRAMFRKLKVYAGNEHNHAAQQPQVL

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 19 Entity 19 polymer

Description description	50S ribosomal protein L14
Molecular weight formula_weight	13320.7 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	K

IQEQTMLNVADNSGARRVMCIKVLGGSHRRYAGVGDIIKITIKEAIPRGKVKKGDVLKAVVVRTKKGVRRPDGSVIRFDGNACVLLNNNSEQPIGTRIFGPVTRELRSEKFMKIISLAPEV

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 20 Entity 20 polymer

Description description	50S ribosomal protein L15
Molecular weight formula_weight	15008.5 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	L

MRLNTLSPAEGSKKAGKRLGRGIGSGLGKTGGRGHKGQKSRSGGGVRRGFEGGQMPLYRRLPKFGFTSRKAAITAEIRLSDLAKVEGGVVDLNTLKAANIIGIQIEFAKVILAGEVTTPVTVRGLRVTKGARAAIEAAGGKIEE

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 21 Entity 21 polymer

Description description	50S ribosomal protein L16
Molecular weight formula_weight	15312.3 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	M

MLQPKRTKFRKMHKGRNRGLAQGTDVSFGSFGLKAVGRGRLTARQIEAARRAMTRAVKRQGKIWIRVFPDKPITEKPLAVRMGKGKGNVEYWVALIQPGKVLYEMDGVPEELAREAFKLAAAKLPIKTTFVTKTVM

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 22 Entity 22 polymer

Description description	50S ribosomal protein L17
Molecular weight formula_weight	14393.7 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	N

MRHRKSGRQLNRNSSHRQAMFRNMAGSLVRHEIIKTTLPKAKELRRVVEPLITLAKTDSVANRRLAFARTRDNEIVAKLFNELGPRFASRAGGYTRILKCGFRAGDNAPMAYIELVDRSEKAEAAAE

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 23 Entity 23 polymer

Description description	50S ribosomal protein L18
Molecular weight formula_weight	12794.7 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	O

MDKKSARIRRATRARRKLQELGATRLVVHRTPRHIYAQVIAPNGSEVLVAASTVEKAIAEQLKYTGNKDAAAAVGKAVAERALEKGIKDVSFDRSGFQYHGRVQALADAAREAGLQF

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 24 Entity 24 polymer

Description description	50S ribosomal protein L19
Molecular weight formula_weight	13028.1 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	P

SNIIKQLEQEQMKQDVPSFRPGDTVEVKVWVVEGSKKRLQAFEGVVIAIRNRGLHSAFTVRKISNGEGVERVFQTHSPVVDSISVKRRGAVRKAKLYYLRERTGKAARIKERLN

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 25 Entity 25 polymer

Description description	50S ribosomal protein L20
Molecular weight formula_weight	13396.8 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	Q

ARVKRGVIARARHKKILKQAKGYYGARSRVYRVAFQAVIKAGQYAYRDRRQRKRQFRQLWIARINAAARQNGISYSKFINGLKKASVEIDRKILADIAVFDKVAFTALVEKAKAALA

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 26 Entity 26 polymer

Description description	50S ribosomal protein L21
Molecular weight formula_weight	11586.4 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	R

MYAVFQSGGKQHRVSEGQTVRLEKLDIATGETVEFAEVLMIANGEEVKIGVPFVDGGVIKAEVVAHGRGEKVKIVKFRRRKHYRKQQGHRQWFTDVKITGISA

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 27 Entity 27 polymer

Description description	50S ribosomal protein L22
Molecular weight formula_weight	12253.4 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	S

METIAKHRHARSSAQKVRLVADLIRGKKVSQALDILTYTNKKAAVLVKKVLESAIANAEHNDGADIDDLKVTKIFVDEGPSMKRIMPRAKGRADRILKRTSHITVVVSDR

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 28 Entity 28 polymer

Description description	50S ribosomal protein L23
Molecular weight formula_weight	11093.0 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	T

MIREERLLKVLRAPHVSEKASTAMEKSNTIVLKVAKDATKAEIKAAVQKLFEVEVEVVNTLVVKGKVKRHGQRIGRRSDWKKAYVTLKEGQNLDFVGGA

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 29 Entity 29 polymer

Description description	50S ribosomal protein L24
Molecular weight formula_weight	11078.9 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	U

AAKIRRDDEVIVLTGKDKGKRGKVKNVLSSGKVIVEGINLVKKHQKPVPALNQPGGIVEKEAAIQVSNVAIFNAATGKADRVGFRFEDGKKVRFFKSNSETI

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 30 Entity 30 polymer

Description description	50S ribosomal protein L25
Molecular weight formula_weight	10713.5 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	V

MFTINAEVRKEQGKGASRRLRAANKFPAIIYGGKEAPLAIELDHDKVMNMQAKAEFYSEVLTIVVDGKEIKVKAQDVQRHPYKPKLQHIDFVRA

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 31 Entity 31 polymer

Description description	50S ribosomal protein L27
Molecular weight formula_weight	9015.3 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	W

AHKKAGGSTRNGRDSEAKRLGVKRFGGESVLAGSIIVRQRGTKFHAGANVGCGRDHTLFAKADGKVKFEVKGPKNRKFISIEAE

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 32 Entity 32 polymer

Description description	50S ribosomal protein L29
Molecular weight formula_weight	7286.5 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	X

MKAKELREKSVEELNTELLNLLREQFNLRMQAASGQLQQSHLLKQVRRDVARVKTLLNEKAGA

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 33 Entity 33 polymer

Description description	50S ribosomal protein L30
Molecular weight formula_weight	6423.6 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	Y

AKTIKITQTRSAIGRLPKHKATLLGLGLRRIGHTVEREDTPAIRGMINAVSFMVKVEE

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 34 Entity 34 polymer

Description description	50S ribosomal protein L31
Molecular weight formula_weight	7887.1 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	Z

MKKDIHPKYEEITASCSCGNVMKIRSTVGHDLNLDVCSKCHPFFTGKQRDVATGGRVDRFNKRFNIPGSK

Source Source

Source organism organism	Escherichia coli (strain K12)
NCBI taxonomy ID ncbi_taxonomy_id	83333
Host organism host_organism	Escherichia coli K-12

Entity 35 Entity 35 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	111

Entity 36 Entity 36 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	512

▼

6. Fold Classification (SCOP + CATH) 33 domains

SCOP 2.08 (33 domains)

Domain ID domain_id	d2j2801
Class class	g — Small proteins
Fold Fold fold	g.41 — Rubredoxin-like
Superfamily Superfamily superfamily	g.41.8 — Zn-binding ribosomal proteins
Family Family family	g.41.8.5 — Ribosomal protein L32p

Domain ID domain_id	d2j2811
Class class	g — Small proteins
Fold Fold fold	g.41 — Rubredoxin-like
Superfamily Superfamily superfamily	g.41.8 — Zn-binding ribosomal proteins
Family Family family	g.41.8.6 — Ribosomal protein L33p

Domain ID domain_id	d2j2821
Class class	j — Peptides
Fold Fold fold	j.118 — Ribosomal protein L34p
Superfamily Superfamily superfamily	j.118.1 — Ribosomal protein L34p
Family Family family	j.118.1.1 — Ribosomal protein L34p

Domain ID domain_id	d2j2831
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.301 — L35p-like
Superfamily Superfamily superfamily	d.301.1 — L35p-like
Family Family family	d.301.1.1 — Ribosomal protein L35p

Domain ID domain_id	d2j2841
Class class	g — Small proteins
Fold Fold fold	g.42 — Ribosomal protein L36
Superfamily Superfamily superfamily	g.42.1 — Ribosomal protein L36
Family Family family	g.42.1.1 — Ribosomal protein L36

Domain ID domain_id	d2j28c1
Class class	b — All beta proteins
Fold Fold fold	b.34 — SH3-like barrel
Superfamily Superfamily superfamily	b.34.5 — Translation proteins SH3-like domain
Family Family family	b.34.5.3 — C-terminal domain of ribosomal protein L2

Domain ID domain_id	d2j28c2
Class class	b — All beta proteins
Fold Fold fold	b.40 — OB-fold
Superfamily Superfamily superfamily	b.40.4 — Nucleic acid-binding proteins
Family Family family	b.40.4.5 — Cold shock DNA-binding domain-like

Domain ID domain_id	d2j28d1
Class class	b — All beta proteins
Fold Fold fold	b.43 — Reductase/isomerase/elongation factor common domain
Superfamily Superfamily superfamily	b.43.3 — Translation proteins
Family Family family	b.43.3.2 — Ribosomal protein L3

Domain ID domain_id	d2j28e1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.22 — Ribosomal protein L4
Superfamily Superfamily superfamily	c.22.1 — Ribosomal protein L4
Family Family family	c.22.1.1 — Ribosomal protein L4

Domain ID domain_id	d2j28f1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.77 — RL5-like
Superfamily Superfamily superfamily	d.77.1 — RL5-like
Family Family family	d.77.1.1 — Ribosomal protein L5

Domain ID domain_id	d2j28g1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.141 — Ribosomal protein L6
Superfamily Superfamily superfamily	d.141.1 — Ribosomal protein L6
Family Family family	d.141.1.1 — Ribosomal protein L6

Domain ID domain_id	d2j28g2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.141 — Ribosomal protein L6
Superfamily Superfamily superfamily	d.141.1 — Ribosomal protein L6
Family Family family	d.141.1.1 — Ribosomal protein L6

Domain ID domain_id	d2j28h1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.99 — Ribosomal protein L9 C-domain
Superfamily Superfamily superfamily	d.99.1 — Ribosomal protein L9 C-domain
Family Family family	d.99.1.1 — Ribosomal protein L9 C-domain

Domain ID domain_id	d2j28h2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.100 — MbtH/L9 domain-like
Superfamily Superfamily superfamily	d.100.1 — L9 N-domain-like
Family Family family	d.100.1.1 — Ribosomal protein L9 N-domain

Domain ID domain_id	d2j28i1
Class class	a — All alpha proteins
Fold Fold fold	a.4 — DNA/RNA-binding 3-helical bundle
Superfamily Superfamily superfamily	a.4.7 — Ribosomal protein L11, C-terminal domain
Family Family family	a.4.7.1 — Ribosomal protein L11, C-terminal domain

Domain ID domain_id	d2j28i2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.47 — Ribosomal L11/L12e N-terminal domain
Superfamily Superfamily superfamily	d.47.1 — Ribosomal L11/L12e N-terminal domain
Family Family family	d.47.1.1 — Ribosomal L11/L12e N-terminal domain

Domain ID domain_id	d2j28j1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.21 — Ribosomal protein L13
Superfamily Superfamily superfamily	c.21.1 — Ribosomal protein L13
Family Family family	c.21.1.1 — Ribosomal protein L13

Domain ID domain_id	d2j28k1
Class class	b — All beta proteins
Fold Fold fold	b.39 — Ribosomal protein L14
Superfamily Superfamily superfamily	b.39.1 — Ribosomal protein L14
Family Family family	b.39.1.1 — Ribosomal protein L14

Domain ID domain_id	d2j28l1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.12 — Ribosomal proteins L15p and L18e
Superfamily Superfamily superfamily	c.12.1 — Ribosomal proteins L15p and L18e
Family Family family	c.12.1.1 — Ribosomal proteins L15p and L18e

Domain ID domain_id	d2j28m1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.41 — alpha/beta-Hammerhead
Superfamily Superfamily superfamily	d.41.4 — Ribosomal protein L16p/L10e
Family Family family	d.41.4.2 — Ribosomal protein L16p

Domain ID domain_id	d2j28n1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.188 — Prokaryotic ribosomal protein L17
Superfamily Superfamily superfamily	d.188.1 — Prokaryotic ribosomal protein L17
Family Family family	d.188.1.1 — Prokaryotic ribosomal protein L17

Domain ID domain_id	d2j28o1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamily	c.55.4 — Translational machinery components
Family Family family	c.55.4.1 — Ribosomal protein L18 and S11

Domain ID domain_id	d2j28p1
Class class	b — All beta proteins
Fold Fold fold	b.34 — SH3-like barrel
Superfamily Superfamily superfamily	b.34.5 — Translation proteins SH3-like domain
Family Family family	b.34.5.6 — Ribosomal protein L19

Domain ID domain_id	d2j28q1
Class class	a — All alpha proteins
Fold Fold fold	a.144 — PABP domain-like
Superfamily Superfamily superfamily	a.144.2 — Ribosomal protein L20
Family Family family	a.144.2.1 — Ribosomal protein L20

Domain ID domain_id	d2j28r1
Class class	b — All beta proteins
Fold Fold fold	b.155 — L21p-like
Superfamily Superfamily superfamily	b.155.1 — L21p-like
Family Family family	b.155.1.1 — Ribosomal protein L21p

Domain ID domain_id	d2j28s1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.55 — Ribosomal protein L22
Superfamily Superfamily superfamily	d.55.1 — Ribosomal protein L22
Family Family family	d.55.1.1 — Ribosomal protein L22

Domain ID domain_id	d2j28t1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.12 — Ribosomal proteins S24e, L23 and L15e
Superfamily Superfamily superfamily	d.12.1 — Ribosomal proteins S24e, L23 and L15e
Family Family family	d.12.1.1 — L23p

Domain ID domain_id	d2j28u1
Class class	b — All beta proteins
Fold Fold fold	b.34 — SH3-like barrel
Superfamily Superfamily superfamily	b.34.5 — Translation proteins SH3-like domain
Family Family family	b.34.5.1 — Ribosomal proteins L24p and L21e

Domain ID domain_id	d2j28v1
Class class	b — All beta proteins
Fold Fold fold	b.53 — Ribosomal protein L25-like
Superfamily Superfamily superfamily	b.53.1 — Ribosomal protein L25-like
Family Family family	b.53.1.1 — Ribosomal protein L25-like

Domain ID domain_id	d2j28w1
Class class	b — All beta proteins
Fold Fold fold	b.84 — Barrel-sandwich hybrid
Superfamily Superfamily superfamily	b.84.4 — Ribosomal L27 protein-like
Family Family family	b.84.4.1 — Ribosomal L27 protein

Domain ID domain_id	d2j28x1
Class class	a — All alpha proteins
Fold Fold fold	a.2 — Long alpha-hairpin
Superfamily Superfamily superfamily	a.2.2 — Ribosomal protein L29 (L29p)
Family Family family	a.2.2.1 — Ribosomal protein L29 (L29p)

Domain ID domain_id	d2j28y1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.59 — Ribosomal protein L30p/L7e
Superfamily Superfamily superfamily	d.59.1 — Ribosomal protein L30p/L7e
Family Family family	d.59.1.1 — Ribosomal protein L30p/L7e

Domain ID domain_id	d2j28z1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.325 — L28p-like
Superfamily Superfamily superfamily	d.325.1 — L28p-like
Family Family family	d.325.1.2 — Ribosomal protein L31p

▶

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

Resolution resolution	9.50 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	—

MODEL OF E. COLI SRP BOUND TO 70S RNCS

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

50S ribosomal protein L32

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

50S ribosomal protein L33

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

50S ribosomal protein L34

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

50S ribosomal protein L35

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

50S ribosomal protein L36

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Signal recognition particle protein

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

50S ribosomal protein L2

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

50S ribosomal protein L3

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

50S ribosomal protein L4

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

50S ribosomal protein L5

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer