9dul

Structure of mutant 30S subunit with extended helix 26, version 4

Method: ELECTRON MICROSCOPY

▼

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

Small ribosomal subunit protein uS2

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS2_ECO27
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 1–234； UniProt 1–234

Small ribosomal subunit protein uS3

OrganismNot specified

UniProt B7MCS9

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS3_ECO45
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain C； PDBConstruct 1–233； UniProt 1–233

Small ribosomal subunit protein uS4

OrganismNot specified

UniProt P0A7V8

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS4_ECOLI
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain D； PDBConstruct 1–206； UniProt 1–206

Small ribosomal subunit protein uS5

OrganismNot specified

UniProt P0A7W1

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS5_ECOLI
Isoform	—
PDB entities	5
Chains and sequence ranges	Author chain E； PDBConstruct 1–167； UniProt 1–167

Small ribosomal subunit protein bS6

OrganismNot specified

UniProt P02358

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS6_ECOLI
Isoform	—
PDB entities	6
Chains and sequence ranges	Author chain F； PDBConstruct 1–135； UniProt 1–135

Small ribosomal subunit protein uS7

OrganismNot specified

UniProt P02359

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS7_ECOLI
Isoform	—
PDB entities	7
Chains and sequence ranges	Author chain G； PDBConstruct 1–179； UniProt 1–179

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 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	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	8
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 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	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	9
Chains and sequence ranges	Author chain I； PDBConstruct 1–130； UniProt 1–130

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 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	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	10
Chains and sequence ranges	Author chain J； PDBConstruct 1–103； UniProt 1–103

Small ribosomal subunit protein uS11

OrganismNot specified

UniProt A0A0H3PWX2

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A0H3PWX2_ECO5C
Isoform	—
PDB entities	11
Chains and sequence ranges	Author chain K； PDBConstruct 1–129； UniProt 1–129

Small ribosomal subunit protein uS12

OrganismNot specified

UniProt A0A0F1AUC4

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A0F1AUC4_9ENTR
Isoform	—
PDB entities	12
Chains and sequence ranges	Author chain L； PDBConstruct 1–124； UniProt 1–124

Small ribosomal subunit protein uS13

OrganismNot specified

UniProt A0A7U9IV78

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A7U9IV78_ECOLX
Isoform	—
PDB entities	13
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 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	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	14
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 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	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	15
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 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	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	16
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 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	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	17
Chains and sequence ranges	Author chain Q； PDBConstruct 1–84； UniProt 1–84

Small ribosomal subunit protein bS18

OrganismNot specified

UniProt A0A0E2KXL3

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2L2J1）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A0E2KXL3_ECOU3
Isoform	—
PDB entities	18
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 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein bS20 × 1 （C3TRH7） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	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	19
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 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS21 × 1 （A0A0E2L2J1）	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	20
Chains and sequence ranges	Author chain T； PDBConstruct 1–87； UniProt 1–87

Small ribosomal subunit protein bS21

OrganismNot specified

UniProt A0A0E2L2J1

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 1	16S rRNA × 1 Small ribosomal subunit protein uS2 × 1 （B7UIL4） Small ribosomal subunit protein uS3 × 1 （B7MCS9） Small ribosomal subunit protein uS4 × 1 （P0A7V8） Small ribosomal subunit protein uS5 × 1 （P0A7W1） Small ribosomal subunit protein bS6 × 1 （P02358） Small ribosomal subunit protein uS7 × 1 （P02359） Small ribosomal subunit protein uS8 × 1 （C3SR12） Small ribosomal subunit protein uS9 × 1 （C3SRY2） Small ribosomal subunit protein uS10 × 1 （C3SQT7） Small ribosomal subunit protein uS11 × 1 （A0A0H3PWX2） Small ribosomal subunit protein uS12 × 1 （A0A0F1AUC4） Small ribosomal subunit protein uS13 × 1 （A0A7U9IV78） 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 （A0A0E2KXL3） Small ribosomal subunit protein uS19 × 1 （C3SQW2） Small ribosomal subunit protein bS20 × 1 （C3TRH7）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A0E2L2J1_ECOU3
Isoform	—
PDB entities	21
Chains and sequence ranges	Author chain U； PDBConstruct 1–71； UniProt 1–71

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.

▼

2. Structure Basics 2. Structure Basics

Entry ID entry_id	9dul
Deposition date deposition_date	2024-10-03
Structure title title	Structure of mutant 30S subunit with extended helix 26, version 4
Keywords keywords	Translation, 30S subunit, rRNA, Ribosomal Proteins, RIBOSOME; 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.

9dul__assembly_1__model_1

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

Download this curve (.dat)

9dul__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

9dul__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	66.11 Å
Rg (electron density)	66.52 Å
Total Rg	66.57 Å
Atom count	51552
Residues	3917
Excluded volume	798190 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`9dul__assembly_1__model_1`	21-meric （21）	Success	4.1.3-1-20251215 (887e7ef)	View Download

▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (21)

Entity 1 Entity 1 polymer

Description description	16S rRNA
Molecular weight formula_weight	496993.7 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	A
Atom count atom_count	51552

AAUUGAAGAGUUUGAUCAUGGCUCAGAUUGAACGCUGGCGGCAGGCCUAACACAUGCAAGUCGAACGGUAACAGGAAGAAGCUUGCUUCUUUGCUGACGAGUGGCGGACGGGUGAGUAAUGUCUGGGAAACUGCCUGAUGGAGGGGGAUAACUACUGGAAACGGUAGCUAAUACCGCAUAACGUCGCAAGACCAAAGAGGGGGACCUUCGGGCCUCUUGCCAUCGGAUGUGCCCAGAUGGGAUUAGCUAGUAGGUGGGGUAACGGCUCACCUAGGCGACGAUCCCUAGCUGGUCUGAGAGGAUGACCAGCCACACUGGAACUGAGACACGGUCCAGACUCCUACGGGAGGCAGCAGUGGGGAAUAUUGCACAAUGGGCGCAAGCCUGAUGCAGCCAUGCCGCGUGUAUGAAGAAGGCCUUCGGGUUGUAAAGUACUUUCAGCGGGGAGGAAGGGAGUAAAGUUAAUACCUUUGCUCAUUGACGUUACCCGCAGAAGAAGCACCGGCUAACUCCGUGCCAGCAGCCGCGGUAAUACGGAGGGUGCAAGCGUUAAUCGGAAUUACUGGGCGUAAAGCGCACGCAGGCGGUUUGUUAAGUCAGAUGUGAAAUCCCCGGGCUCAACCUGGGAACUGCAUCUGAUACUGGCAAGCUUGAGUCUCGUAGAGGGGGGUAGAAUUCCAGGUGUAGCGGUGAAAUGCGUAGAGAUCUGGAGGAAUACCGGUGGCGAAGGCGGCCCCCUGGACGAAGACUGACGCUCAGGUGCGAAAGCGUGGGGAGCAAACAGGAUUAGAUACCCUGGUAGUCCACGCCGUAAACGAUGUCGACUUGGAGGUUGUGCCCUUGAGGCGUGGCUUCCGGAGCUAACGCGUUAAGUCGACCGCCUGGGGAGUACGGCCGCAAGGUUAAAACUCAAAUGAAUUGACGGGGGCCCGCACAAGCGGUGGAGCAUGUGGUUUAAUUCGAUCCAACGCGAAGAACCUUACCUGGUCUUGACAUCCACGGAAGUUUUCAGAGAUGAGAAUGUGCCUUCGGGAACCGUGAGACAGGUGCUGCAUGGCUGUCGUCAGCUCGUGUUGUGAAAUGUUGGGUUAAGUCCCGCAACGAGCGCAACCCUUAUCCUUUGUUGCCAGCGGUCCGGCCGGGAACUCAAAGGAGACUGCCAGUGAUAAACUGGAGGAAGGUGGGGAUGACGUCAAGUCAUCAUGGCCCUUACGACCAGGGCUACACACGUGCUACAAUGGCGCAUACAAAGAGAAGCGACCUCGCGAGAGCAAGCGGACCUCAUAAAGUGCGUCGUAGUCCGGAUUGGAGUCUGCAACUCGACUCCAUGAAGUCGGAAUCGCUAGUAAUCGUGGAUCAGAAUGCCACGGUGAAUACGUUCCCGGGCCUUGUACACACCGCCCGUCACACCAUGGGAGUGGGUUGCAAAAGAAGUAGGUAGCUUAACCUUCGGGAGGGCGCUUACCACUUUGUGAUUCAUGACUGGGGUGAAGUCGUAACAAGGUAACCGUAGGGGAACCUGCGGUUGGAUCA

Entity 2 Entity 2 polymer

Description description	Small ribosomal subunit protein uS2
Molecular weight formula_weight	25989.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

MATVSMRDMLKAGVHFGHQTRYWNPKMKPFIFGARNKVHIINLEKTVPMFNEALAELNKIASRKGKILFVGTKRAASEAVKDAALSCDQFFVNHRWLGGMLTNWKTVRQSIKRLKDLETQSQDGTFDKLTKKEALMRTRELEKLENSLGGIKDMGGLPDALFVIDADHEHIAIKEANNLGIPVFAIVDTNSDPDGVDFVIPGNDDAIRAVTLYLGAVAATVREGRSQDLASQAE

Entity 3 Entity 3 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 4 Entity 4 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 5 Entity 5 polymer

Description description	Small ribosomal subunit protein uS5
Molecular weight formula_weight	17629.4 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	E

MAHIEKQAGELQEKLIAVNRVSKTVKGGRIFSFTALTVVGDGNGRVGFGYGKAREVPAAIQKAMEKARRNMINVALNNGTLQHPVKGVHTGSRVFMQPASEGTGIIAGGAMRAVLEVAGVHNVLAKAYGSTNPINVVRATIDGLENMNSPEMVAAKRGKSVEEILGK

Entity 6 Entity 6 polymer

Description description	Small ribosomal subunit protein bS6
Molecular weight formula_weight	15727.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	F

MRHYEIVFMVHPDQSEQVPGMIERYTAAITGAEGKIHRLEDWGRRQLAYPINKLHKAHYVLMNVEAPQEVIDELETTFRFNDAVIRSMVMRTKHAVTEASPMVKAKDERRERRDDFANETADDAEAGDSEEEEEE

Entity 7 Entity 7 polymer

Description description	Small ribosomal subunit protein uS7
Molecular weight formula_weight	20055.2 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	G

MPRRRVIGQRKILPDPKFGSELLAKFVNILMVDGKKSTAESIVYSALETLAQRSGKSELEAFEVALENVRPTVEVKSRRVGGSTYQVPVEVRPVRRNALAMRWIVEAARKRGDKSMALRLANELSDAAENKGTAVKKREDVHRMAEANKAFAHYRWLSLRSFSHQAGASSKQPALGYLN

Entity 8 Entity 8 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 9 Entity 9 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 10 Entity 10 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 11 Entity 11 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 12 Entity 12 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 13 Entity 13 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 14 Entity 14 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 15 Entity 15 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 16 Entity 16 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 17 Entity 17 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 18 Entity 18 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 19 Entity 19 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 20 Entity 20 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 21 Entity 21 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

▶

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	2.56 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	51527

Structure of mutant 30S subunit with extended helix 26, version 4

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

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 uS10

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 uS11

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer