9sx2

30S Doxycycline Bound E. coli Ribosome

Method: ELECTRON MICROSCOPY

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

Large ribosomal subunit protein bL31

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3SIV2_ECOLX
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain 4； PDBConstruct 1–67； UniProt 1–67

Small ribosomal subunit protein uS2

OrganismNot specified

UniProt C3TPN2

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3TPN2_ECOLX
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain B； PDBConstruct 1–241； UniProt 1–241

Small ribosomal subunit protein uS3

OrganismNot specified

UniProt C3SQX2

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3SQX2_ECOLX
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain C； PDBConstruct 1–233； UniProt 1–233

Small ribosomal subunit protein uS4

OrganismNot specified

UniProt C3SR62

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3SR62_ECOLX
Isoform	—
PDB entities	5
Chains and sequence ranges	Author chain D； PDBConstruct 1–206； UniProt 1–206

Small ribosomal subunit protein uS5

OrganismNot specified

UniProt A0A090BZW5

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A090BZW5_ECOLX
Isoform	—
PDB entities	6
Chains and sequence ranges	Author chain E； PDBConstruct 1–167； UniProt 1–167

Small ribosomal subunit protein bS6

OrganismNot specified

UniProt W8T6F0

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	W8T6F0_ECOLX
Isoform	—
PDB entities	7
Chains and sequence ranges	Author chain F； PDBConstruct 1–131； UniProt 1–131

Small ribosomal subunit protein uS7

OrganismNot specified

UniProt C3SQS2

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3SQS2_ECOLX
Isoform	—
PDB entities	8
Chains and sequence ranges	Author chain G； PDBConstruct 1–156； UniProt 1–156

Small ribosomal subunit protein uS8

OrganismNot specified

UniProt C3SR12

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3SR12_ECOLX
Isoform	—
PDB entities	9
Chains and sequence ranges	Author chain H； PDBConstruct 1–130； UniProt 1–130

Small ribosomal subunit protein uS9

OrganismNot specified

UniProt C3SRY2

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3SRY2_ECOLX
Isoform	—
PDB entities	10
Chains and sequence ranges	Author chain I； PDBConstruct 1–130； UniProt 1–130

Small ribosomal subunit protein uS12

OrganismNot specified

UniProt C3SQR7

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3SQR7_ECOLX
Isoform	—
PDB entities	11
Chains and sequence ranges	Author chain L； PDBConstruct 1–124； UniProt 1–124

Small ribosomal subunit protein uS13

OrganismNot specified

UniProt C3SR52

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3SR52_ECOLX
Isoform	—
PDB entities	12
Chains and sequence ranges	Author chain M； PDBConstruct 1–118； UniProt 1–118

Small ribosomal subunit protein uS14

OrganismNot specified

UniProt A0A2X1PQW4

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A2X1PQW4_ECOLX
Isoform	—
PDB entities	13
Chains and sequence ranges	Author chain N； PDBConstruct 1–101； UniProt 1–101

Small ribosomal subunit protein uS15

OrganismNot specified

UniProt C3SSQ7

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3SSQ7_ECOLX
Isoform	—
PDB entities	14
Chains and sequence ranges	Author chain O； PDBConstruct 1–89； UniProt 1–89

Small ribosomal subunit protein bS16

OrganismNot specified

UniProt C3SYP2

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3SYP2_ECOLX
Isoform	—
PDB entities	15
Chains and sequence ranges	Author chain P； PDBConstruct 1–82； UniProt 1–82

Small ribosomal subunit protein uS17

OrganismNot specified

UniProt C3SQY7

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3SQY7_ECOLX
Isoform	—
PDB entities	16
Chains and sequence ranges	Author chain Q； PDBConstruct 1–84； UniProt 1–84

Small ribosomal subunit protein bS18

OrganismNot specified

UniProt A0AAD1DH49

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0AAD1DH49_9ENTR
Isoform	—
PDB entities	17
Chains and sequence ranges	Author chain R； PDBConstruct 1–75； UniProt 1–75

Small ribosomal subunit protein uS19

OrganismNot specified

UniProt C3SQW2

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3SQW2_ECOLX
Isoform	—
PDB entities	18
Chains and sequence ranges	Author chain S； PDBConstruct 1–92； UniProt 1–92

Small ribosomal subunit protein bS20

OrganismNot specified

UniProt C3TRH7

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3TRH7_ECOLX
Isoform	—
PDB entities	19
Chains and sequence ranges	Author chain T； PDBConstruct 1–87； UniProt 1–87

Small ribosomal subunit protein bS21

OrganismNot specified

UniProt A0A6I7DAD8

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein uS11 × 1 （C3SR57） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A6I7DAD8_9GAMM
Isoform	—
PDB entities	20
Chains and sequence ranges	Author chain U； PDBConstruct 1–71； UniProt 1–71

Small ribosomal subunit protein uS11

OrganismNot specified

UniProt C3SR57

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS10 × 1 （C3SQT7） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3SR57_ECOLX
Isoform	—
PDB entities	21
Chains and sequence ranges	Author chain K； PDBConstruct 1–129； UniProt 1–129

Small ribosomal subunit protein uS10

OrganismNot specified

UniProt C3SQT7

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 21 RNA 1	Large ribosomal subunit protein bL31 × 1 （C3SIV2） 16S ribosomal RNA × 1 Small ribosomal subunit protein uS2 × 1 （C3TPN2） Small ribosomal subunit protein uS3 × 1 （C3SQX2） Small ribosomal subunit protein uS4 × 1 （C3SR62） Small ribosomal subunit protein uS5 × 1 （A0A090BZW5） Small ribosomal subunit protein bS6 × 1 （W8T6F0） Small ribosomal subunit protein uS7 × 1 （C3SQS2） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS12 × 1 （C3SQR7） Small ribosomal subunit protein uS13 × 1 （C3SR52） Small ribosomal subunit protein uS14 × 1 （A0A2X1PQW4） Small ribosomal subunit protein uS15 × 1 （C3SSQ7） Small ribosomal subunit protein bS16 × 1 （C3SYP2） Small ribosomal subunit protein uS17 × 1 （C3SQY7） Small ribosomal subunit protein bS18 × 1 （A0AAD1DH49） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A6I7DAD8） Small ribosomal subunit protein uS11 × 1 （C3SR57） ZINC ION × 1 ;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ; × 1 MAGNESIUM ION × 142 POTASSIUM ION × 4 water × 19	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	C3SQT7_ECOLX
Isoform	—
PDB entities	22
Chains and sequence ranges	Author chain J； PDBConstruct 1–103； UniProt 1–103

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	9sx2
Deposition date deposition_date	2025-10-08
Structure title title	30S Doxycycline Bound E. coli Ribosome
Keywords keywords	Ribosome, E. coli, inactive ribosome, doxycycline, 30S subunit, small subunit, pathogen, cryo-EM, antibiotic; 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.

9sx2__assembly_1__model_1

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

Download this curve (.dat)

9sx2__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

9sx2__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	67.32 Å
Rg (electron density)	67.74 Å
Total Rg	67.76 Å
Atom count	52749
Residues	4017
Excluded volume	818890 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`9sx2__assembly_1__model_1`	22-meric （22）	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 (27)

Entity 1 Entity 1 polymer

Description description	Large ribosomal subunit protein bL31
Molecular weight formula_weight	7613.8 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	4
Atom count atom_count	54044

MKKDIHPKYEEITASCSCGNVMKIRSTVGHDLNLDVCSKCHPFFTGKQRDVATGGRVDRFNKRFNIP

Entity 2 Entity 2 polymer

Description description	16S ribosomal RNA
Molecular weight formula_weight	497376.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	A

AAAUUGAAGAGUUUGAUCAUGGCUCAGAUUGAACGCUGGCGGCAGGCCUAACACAUGCAAGUCGAACGGUAACAGGAAGCAGCUUGCUGCUUCGCUGACGAGUGGCGGACGGGUGAGUAAUGUCUGGGAAACUGCCUGAUGGAGGGGGAUAACUACUGGAAACGGUAGCUAAUACCGCAUAACGUCGCAAGACCAAAGAGGGGGACCUUCGGGCCUCUUGCCAUCGGAUGUGCCCAGAUGGGAUUAGCUAGUAGGUGGGGUAACGGCUCACCUAGGCGACGAUCCCUAGCUGGUCUGAGAGGAUGACCAGCCACACUGGAACUGAGACACGGUCCAGACUCCUACGGGAGGCAGCAGUGGGGAAUAUUGCACAAUGGGCGCAAGCCUGAUGCAGCCAUGCCGCGUGUAUGAAGAAGGCCUUCGGGUUGUAAAGUACUUUCAGCGGGGAGGAAGGGAGUAAAGUUAAUACCUUUGCUCAUUGACGUUACCCGCAGAAGAAGCACCGGCUAACUCCGUGCCAGCAGCCGCGGUAAUACGGAGGGUGCAAGCGUUAAUCGGAAUUACUGGGCGUAAAGCGCACGCAGGCGGUUUGUUAAGUCAGAUGUGAAAUCCCCGGGCUCAACCUGGGAACUGCAUCUGAUACUGGCAAGCUUGAGUCUCGUAGAGGGGGGUAGAAUUCCAGGUGUAGCGGUGAAAUGCGUAGAGAUCUGGAGGAAUACCGGUGGCGAAGGCGGCCCCCUGGACGAAGACUGACGCUCAGGUGCGAAAGCGUGGGGAGCAAACAGGAUUAGAUACCCUGGUAGUCCACGCCGUAAACGAUGUCGACUUGGAGGUUGUGCCCUUGAGGCGUGGCUUCCGGAGCUAACGCGUUAAGUCGACCGCCUGGGGAGUACGGCCGCAAGGUUAAAACUCAAAUGAAUUGACGGGGGCCCGCACAAGCGGUGGAGCAUGUGGUUUAAUUCGAUGCAACGCGAAGAACCUUACCUGGUCUUGACAUCCACGGAAGUUUUCAGAGAUGAGAAUGUGCCUUCGGGAACCGUGAGACAGGUGCUGCAUGGCUGUCGUCAGCUCGUGUUGUGAAAUGUUGGGUUAAGUCCCGCAACGAGCGCAACCCUUAUCCUUUGUUGCCAGCGGUCCGGCCGGGAACUCAAAGGAGACUGCCAGUGAUAAACUGGAGGAAGGUGGGGAUGACGUCAAGUCAUCAUGGCCCUUACGACCAGGGCUACACACGUGCUACAAUGGCGCAUACAAAGAGAAGCGACCUCGCGAGAGCAAGCGGACCUCAUAAAGUGCGUCGUAGUCCGGAUUGGAGUCUGCAACUCGACUCCAUGAAGUCGGAAUCGCUAGUAAUCGUGGAUCAGAAUGCCACGGUGAAUACGUUCCCGGGCCUUGUACACACCGCCCGUCACACCAUGGGAGUGGGUUGCAAAAGAAGUAGGUAGCUUAACCUUCGGGAGGGCGCUUACCACUUUGUGAUUCAUGACUGGGGUGAAGUCGUAACAAGGUAACCGUAGGGGAACCUGCGGUUGGAUCA

Entity 3 Entity 3 polymer

Description description	Small ribosomal subunit protein uS2
Molecular weight formula_weight	26781.7 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

MATVSMRDMLKAGVHFGHQTRYWNPKMKPFIFGARNKVHIINLEKTVPMFNEALAELNKIASRKGKILFVGTKRAASEAVKDAALSCDQFFVNHRWLGGMLTNWKTVRQSIKRLKDLETQSQDGTFDKLTKKEALMRTRELEKLENSLGGIKDMGGLPDALFVIDADHEHIAIKEANNLGIPVFAIVDTNSDPDGVDFVIPGNDDAIRAVTLYLGAVAATVREGRSQDLASQAEESFVEAE

Entity 4 Entity 4 polymer

Description description	Small ribosomal subunit protein uS3
Molecular weight formula_weight	26031.3 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	C

MGQKVHPNGIRLGIVKPWNSTWFANTKEFADNLDSDFKVRQYLTKELAKASVSRIVIERPAKSIRVTIHTARPGIVIGKKGEDVEKLRKVVADIAGVPAQINIAEVRKPELDAKLVADSITSQLERRVMFRRAMKRAVQNAMRLGAKGIKVEVSGRLGGAEIARTEWYREGRVPLHTLRADIDYNTSEAHTTYGVIGVKVWIFKGEILGGMAAVEQPEKPAAQPKKQQRKGRK

Entity 5 Entity 5 polymer

Description description	Small ribosomal subunit protein uS4
Molecular weight formula_weight	23514.2 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	D

MARYLGPKLKLSRREGTDLFLKSGVRAIDTKCKIEQAPGQHGARKPRLSDYGVQLREKQKVRRIYGVLERQFRNYYKEAARLKGNTGENLLALLEGRLDNVVYRMGFGATRAEARQLVSHKAIMVNGRVVNIASYQVSPNDVVSIREKAKKQSRVKAALELAEQREKPTWLEVDAGKMEGTFKRKPERSDLSADINEHLIVELYSK

Entity 6 Entity 6 polymer

Description description	Small ribosomal subunit protein uS5
Molecular weight formula_weight	17571.4 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	E

MAHIEKQAGELQEKLIAVNRVSKTVKGGRIFSFTALTVVGDGNGRVGFGYGKAREVPAAIQKAMEKARRNMINVALNNGTLQHPVKGVHTGSRVFMQPASEGTGIIAGGAMRAVLEVAGVHNVLAKAYGSTNPINVVRATIDGLENMNSPAMVAAKRGKSVEEILGK

Entity 7 Entity 7 polymer

Description description	Small ribosomal subunit protein bS6
Molecular weight formula_weight	15197.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	F

MRHYEIVFMVHPDQSEQVPGMIERYTAAITGAEGKIHRLEDWGRRQLAYPINKLHKAHYVLMNVEAPQEVIDELETTFRFNDAVIRSMVMRTKHAVTEASPMVKAKDERRERRDDFANETADDADAGDSEE

Entity 8 Entity 8 polymer

Description description	Small ribosomal subunit protein uS7
Molecular weight formula_weight	17637.4 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	G

MPRRRVIGQRKILPDPKFGSELLAKFVNILMVDGKKSTAESIVYSALETLAQRSGKSELEAFEVALENVRPTVEVKSRRVGGSTYQVPVEVRPVRRNALAMRWIVEAARKRGDKSMALRLANELSDAAENKGTAVKKREDVHRMAEANKAFAHYRW

Entity 9 Entity 9 polymer

Description description	Small ribosomal subunit protein uS8
Molecular weight formula_weight	14146.6 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	H

MSMQDPIADMLTRIRNGQAANKAAVTMPSSKLKVAIANVLKEEGFIEDFKVEGDTKPELELTLKYFQGKAVVESIQRVSRPGLRIYKRKDELPKVMAGLGIAVVSTSKGVMTDRAARQAGLGGEIICYVA

Entity 10 Entity 10 polymer

Description description	Small ribosomal subunit protein uS9
Molecular weight formula_weight	14886.3 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	I

MAENQYYGTGRRKSSAARVFIKPGNGKIVINQRSLEQYFGRETARMVVRQPLELVDMVEKLDLYITVKGGGISGQAGAIRHGITRALMEYDESLRSELRKAGFVTRDARQVERKKVGLRKARRRPQFSKR

Entity 11 Entity 11 polymer

Description description	Small ribosomal subunit protein uS12
Molecular weight formula_weight	13814.2 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	L

MATVNQLVRKPRARKVAKSNVPALEACPQKRGVCTRVYTTTPKKPNSALRKVCRVRLTNGFEVTSYIGGEGHNLQEHSVILIRGGRVKXLPGVRYHTVRGALDCSGVKDRKQARSKYGVKRPKA

Entity 12 Entity 12 polymer

Description description	Small ribosomal subunit protein uS13
Molecular weight formula_weight	13128.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	M

MARIAGINIPDHKHAVIALTSIYGVGKTRSKAILAAAGIAEDVKISELSEGQIDTLRDEVAKFVVEGDLRREISMSIKRLMDLGCYRGLRHRRGLPVRGQRTKTNARTRKGPRKPIKK

Entity 13 Entity 13 polymer

Description description	Small ribosomal subunit protein uS14
Molecular weight formula_weight	11606.6 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	N

MAKQSMKAREVKRVALADKYFAKRAELKAIISDVNASDEDRWNAVLKLQTLPRDSSPSRQRNRCRQTGRPHGFLRKFGLSRIKVREAAMRGEIPGLKKASW

Entity 14 Entity 14 polymer

Description description	Small ribosomal subunit protein uS15
Molecular weight formula_weight	10290.8 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	O

MSLSTEATAKIVSEFGRDANDTGSTEVQVALLTAQINHLQGHFAEHKKDHHSRRGLLRMVSQRRKLLDYLKRKDVARYTQLIERLGLRR

Entity 15 Entity 15 polymer

Description description	Small ribosomal subunit protein bS16
Molecular weight formula_weight	9207.6 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	P

MVTIRLARHGAKKRPFYQVVVADSRNARNGRFIERVGFFNPIASEKEEGTRLDLDRIAHWVGQGATISDRVAALIKEVNKAA

Entity 16 Entity 16 polymer

Description description	Small ribosomal subunit protein uS17
Molecular weight formula_weight	9724.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	Q

MTDKIRTLQGRVVSDKMEKSIVVAIERFVKHPIYGKFIKRTTKLHVHDENNECGIGDVVEIRECRPLSKTKSWTLVRVVEKAVL

Entity 17 Entity 17 polymer

Description description	Small ribosomal subunit protein bS18
Molecular weight formula_weight	9005.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	R

MARYFRRRKFCRFTAEGVQEIDYKDIATLKNYITESGKIVPSRITGTRAKYQRQLARAIKRARYLSLLPYTDRHQ

Entity 18 Entity 18 polymer

Description description	Small ribosomal subunit protein uS19
Molecular weight formula_weight	10455.4 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	S

MPRSLKKGPFIDLHLLKKVEKAVESGDKKPLRTWSRRSTIFPNMIGLTIAVHNGRQHVPVFVTDEMVGHKLGEFAPTRTYRGHAADKKAKKK

Entity 19 Entity 19 polymer

Description description	Small ribosomal subunit protein bS20
Molecular weight formula_weight	9708.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	T

MANIKSAKKRAIQSEKARKHNASRRSMMRTFIKKVYAAIEAGDKAAAQKAFNEMQPIVDRQAAKGLIHKNKAARHKANLTAQINKLA

Entity 20 Entity 20 polymer

Description description	Small ribosomal subunit protein bS21
Molecular weight formula_weight	8524.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	U

MPVIKVRENEPFDVALRRFKRSCEKAGVLAEVRRREFYEKPTTERKRAKASAVKRHAKKLARENARRTRLY

Entity 21 Entity 21 polymer

Description description	Small ribosomal subunit protein uS11
Molecular weight formula_weight	13872.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	K

MAKAPIRARKRVRKQVSDGVAHIHASFNNTIVTITDRQGNALGWATAGGSGFRGSRKSTPFAAQVAAERCADAVKEYGIKNLEVMVKGPGPGRESTIRALNAAGFRITNITDVTPIPHDGCRPPKKRRV

Entity 22 Entity 22 polymer

Description description	Small ribosomal subunit protein uS10
Molecular weight formula_weight	11755.6 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	J

MQNQRIRIRLKAFDHRLIDQATAEIVETAKRTGAQVRGPIPLPTRKERFTVLISPHVNKDARDQYEIRTHLRLVDIVEPTEKTVDALMRLDLAAGVDVQISLG

Entity 23 Entity 23 non-polymer

Description description	ZINC ION
Molecular weight formula_weight	65.4 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 24 Entity 24 non-polymer

Description description	;(4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE ;
Molecular weight formula_weight	444.4 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 25 Entity 25 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	142

Entity 26 Entity 26 non-polymer

Description description	POTASSIUM ION
Molecular weight formula_weight	39.1 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 27 Entity 27 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	1295

▶

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	—

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

Resolution resolution	2.08 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	372420

30S Doxycycline Bound E. coli Ribosome

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

Large ribosomal subunit protein bL31

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Small ribosomal subunit protein uS2

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Small ribosomal subunit protein uS3

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Small ribosomal subunit protein uS4

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Small ribosomal subunit protein uS5

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Small ribosomal subunit protein bS6

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Small ribosomal subunit protein uS7

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Small ribosomal subunit protein uS8

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Small ribosomal subunit protein uS9

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Small ribosomal subunit protein uS12

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer