6w7n

30S-Inactive-low-Mg2+ Class A

Method: ELECTRON MICROSCOPY

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

30S ribosomal protein S3

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 14 RNA 1	16S rRNA × 1 30S ribosomal protein S4 × 1 （P0A7V8） 30S ribosomal protein S5 × 1 （P0A7W1） 30S ribosomal protein S8 × 1 （P0A7W7） 30S ribosomal protein S9 × 1 （P0A7X3） 30S ribosomal protein S10 × 1 （P0A7R5） 30S ribosomal protein S12 × 1 （P0A7S3） 30S ribosomal protein S13 × 1 （P0A7S9） 30S ribosomal protein S14 × 1 （P0AG59） 30S ribosomal protein S15 × 1 （A0A4S5B232） 30S ribosomal protein S16 × 1 （P0A7T3） 30S ribosomal protein S17 × 1 （P0AG63） 30S ribosomal protein S19 × 1 （P0A7U3） 30S ribosomal protein S20 × 1 （P0A7U7）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS3_ECOLI
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain C； PDBConstruct 1–233； UniProt 1–233

30S ribosomal protein S4

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 14 RNA 1	16S rRNA × 1 30S ribosomal protein S3 × 1 （P0A7V3） 30S ribosomal protein S5 × 1 （P0A7W1） 30S ribosomal protein S8 × 1 （P0A7W7） 30S ribosomal protein S9 × 1 （P0A7X3） 30S ribosomal protein S10 × 1 （P0A7R5） 30S ribosomal protein S12 × 1 （P0A7S3） 30S ribosomal protein S13 × 1 （P0A7S9） 30S ribosomal protein S14 × 1 （P0AG59） 30S ribosomal protein S15 × 1 （A0A4S5B232） 30S ribosomal protein S16 × 1 （P0A7T3） 30S ribosomal protein S17 × 1 （P0AG63） 30S ribosomal protein S19 × 1 （P0A7U3） 30S ribosomal protein S20 × 1 （P0A7U7）	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	3
Chains and sequence ranges	Author chain D； PDBConstruct 1–206； UniProt 1–206

30S ribosomal protein S5

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 14 RNA 1	16S rRNA × 1 30S ribosomal protein S3 × 1 （P0A7V3） 30S ribosomal protein S4 × 1 （P0A7V8） 30S ribosomal protein S8 × 1 （P0A7W7） 30S ribosomal protein S9 × 1 （P0A7X3） 30S ribosomal protein S10 × 1 （P0A7R5） 30S ribosomal protein S12 × 1 （P0A7S3） 30S ribosomal protein S13 × 1 （P0A7S9） 30S ribosomal protein S14 × 1 （P0AG59） 30S ribosomal protein S15 × 1 （A0A4S5B232） 30S ribosomal protein S16 × 1 （P0A7T3） 30S ribosomal protein S17 × 1 （P0AG63） 30S ribosomal protein S19 × 1 （P0A7U3） 30S ribosomal protein S20 × 1 （P0A7U7）	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	4
Chains and sequence ranges	Author chain E； PDBConstruct 1–167； UniProt 1–167

30S ribosomal protein S8

OrganismNot specified

UniProt P0A7W7

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 14 RNA 1	16S rRNA × 1 30S ribosomal protein S3 × 1 （P0A7V3） 30S ribosomal protein S4 × 1 （P0A7V8） 30S ribosomal protein S5 × 1 （P0A7W1） 30S ribosomal protein S9 × 1 （P0A7X3） 30S ribosomal protein S10 × 1 （P0A7R5） 30S ribosomal protein S12 × 1 （P0A7S3） 30S ribosomal protein S13 × 1 （P0A7S9） 30S ribosomal protein S14 × 1 （P0AG59） 30S ribosomal protein S15 × 1 （A0A4S5B232） 30S ribosomal protein S16 × 1 （P0A7T3） 30S ribosomal protein S17 × 1 （P0AG63） 30S ribosomal protein S19 × 1 （P0A7U3） 30S ribosomal protein S20 × 1 （P0A7U7）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS8_ECOLI
Isoform	—
PDB entities	5
Chains and sequence ranges	Author chain H； PDBConstruct 1–130； UniProt 1–130

30S ribosomal protein S9

OrganismNot specified

UniProt P0A7X3

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 14 RNA 1	16S rRNA × 1 30S ribosomal protein S3 × 1 （P0A7V3） 30S ribosomal protein S4 × 1 （P0A7V8） 30S ribosomal protein S5 × 1 （P0A7W1） 30S ribosomal protein S8 × 1 （P0A7W7） 30S ribosomal protein S10 × 1 （P0A7R5） 30S ribosomal protein S12 × 1 （P0A7S3） 30S ribosomal protein S13 × 1 （P0A7S9） 30S ribosomal protein S14 × 1 （P0AG59） 30S ribosomal protein S15 × 1 （A0A4S5B232） 30S ribosomal protein S16 × 1 （P0A7T3） 30S ribosomal protein S17 × 1 （P0AG63） 30S ribosomal protein S19 × 1 （P0A7U3） 30S ribosomal protein S20 × 1 （P0A7U7）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS9_ECOLI
Isoform	—
PDB entities	6
Chains and sequence ranges	Author chain I； PDBConstruct 1–130； UniProt 1–130

30S ribosomal protein S10

OrganismNot specified

UniProt P0A7R5

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 14 RNA 1	16S rRNA × 1 30S ribosomal protein S3 × 1 （P0A7V3） 30S ribosomal protein S4 × 1 （P0A7V8） 30S ribosomal protein S5 × 1 （P0A7W1） 30S ribosomal protein S8 × 1 （P0A7W7） 30S ribosomal protein S9 × 1 （P0A7X3） 30S ribosomal protein S12 × 1 （P0A7S3） 30S ribosomal protein S13 × 1 （P0A7S9） 30S ribosomal protein S14 × 1 （P0AG59） 30S ribosomal protein S15 × 1 （A0A4S5B232） 30S ribosomal protein S16 × 1 （P0A7T3） 30S ribosomal protein S17 × 1 （P0AG63） 30S ribosomal protein S19 × 1 （P0A7U3） 30S ribosomal protein S20 × 1 （P0A7U7）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS10_ECOLI
Isoform	—
PDB entities	7
Chains and sequence ranges	Author chain J； PDBConstruct 1–103； UniProt 1–103

30S ribosomal protein S12

OrganismNot specified

UniProt P0A7S3

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 14 RNA 1	16S rRNA × 1 30S ribosomal protein S3 × 1 （P0A7V3） 30S ribosomal protein S4 × 1 （P0A7V8） 30S ribosomal protein S5 × 1 （P0A7W1） 30S ribosomal protein S8 × 1 （P0A7W7） 30S ribosomal protein S9 × 1 （P0A7X3） 30S ribosomal protein S10 × 1 （P0A7R5） 30S ribosomal protein S13 × 1 （P0A7S9） 30S ribosomal protein S14 × 1 （P0AG59） 30S ribosomal protein S15 × 1 （A0A4S5B232） 30S ribosomal protein S16 × 1 （P0A7T3） 30S ribosomal protein S17 × 1 （P0AG63） 30S ribosomal protein S19 × 1 （P0A7U3） 30S ribosomal protein S20 × 1 （P0A7U7）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS12_ECOLI
Isoform	—
PDB entities	8
Chains and sequence ranges	Author chain L； PDBConstruct 1–124； UniProt 1–124

30S ribosomal protein S13

OrganismNot specified

UniProt P0A7S9

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 14 RNA 1	16S rRNA × 1 30S ribosomal protein S3 × 1 （P0A7V3） 30S ribosomal protein S4 × 1 （P0A7V8） 30S ribosomal protein S5 × 1 （P0A7W1） 30S ribosomal protein S8 × 1 （P0A7W7） 30S ribosomal protein S9 × 1 （P0A7X3） 30S ribosomal protein S10 × 1 （P0A7R5） 30S ribosomal protein S12 × 1 （P0A7S3） 30S ribosomal protein S14 × 1 （P0AG59） 30S ribosomal protein S15 × 1 （A0A4S5B232） 30S ribosomal protein S16 × 1 （P0A7T3） 30S ribosomal protein S17 × 1 （P0AG63） 30S ribosomal protein S19 × 1 （P0A7U3） 30S ribosomal protein S20 × 1 （P0A7U7）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS13_ECOLI
Isoform	—
PDB entities	9
Chains and sequence ranges	Author chain M； PDBConstruct 1–118； UniProt 1–118

30S ribosomal protein S14

OrganismNot specified

UniProt P0AG59

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 14 RNA 1	16S rRNA × 1 30S ribosomal protein S3 × 1 （P0A7V3） 30S ribosomal protein S4 × 1 （P0A7V8） 30S ribosomal protein S5 × 1 （P0A7W1） 30S ribosomal protein S8 × 1 （P0A7W7） 30S ribosomal protein S9 × 1 （P0A7X3） 30S ribosomal protein S10 × 1 （P0A7R5） 30S ribosomal protein S12 × 1 （P0A7S3） 30S ribosomal protein S13 × 1 （P0A7S9） 30S ribosomal protein S15 × 1 （A0A4S5B232） 30S ribosomal protein S16 × 1 （P0A7T3） 30S ribosomal protein S17 × 1 （P0AG63） 30S ribosomal protein S19 × 1 （P0A7U3） 30S ribosomal protein S20 × 1 （P0A7U7）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS14_ECOLI
Isoform	—
PDB entities	10
Chains and sequence ranges	Author chain N； PDBConstruct 1–101； UniProt 1–101

30S ribosomal protein S15

OrganismNot specified

UniProt A0A4S5B232

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 14 RNA 1	16S rRNA × 1 30S ribosomal protein S3 × 1 （P0A7V3） 30S ribosomal protein S4 × 1 （P0A7V8） 30S ribosomal protein S5 × 1 （P0A7W1） 30S ribosomal protein S8 × 1 （P0A7W7） 30S ribosomal protein S9 × 1 （P0A7X3） 30S ribosomal protein S10 × 1 （P0A7R5） 30S ribosomal protein S12 × 1 （P0A7S3） 30S ribosomal protein S13 × 1 （P0A7S9） 30S ribosomal protein S14 × 1 （P0AG59） 30S ribosomal protein S16 × 1 （P0A7T3） 30S ribosomal protein S17 × 1 （P0AG63） 30S ribosomal protein S19 × 1 （P0A7U3） 30S ribosomal protein S20 × 1 （P0A7U7）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A4S5B232_ECOLI
Isoform	—
PDB entities	11
Chains and sequence ranges	Author chain O； PDBConstruct 1–89； UniProt 1–89

30S ribosomal protein S16

OrganismNot specified

UniProt P0A7T3

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 14 RNA 1	16S rRNA × 1 30S ribosomal protein S3 × 1 （P0A7V3） 30S ribosomal protein S4 × 1 （P0A7V8） 30S ribosomal protein S5 × 1 （P0A7W1） 30S ribosomal protein S8 × 1 （P0A7W7） 30S ribosomal protein S9 × 1 （P0A7X3） 30S ribosomal protein S10 × 1 （P0A7R5） 30S ribosomal protein S12 × 1 （P0A7S3） 30S ribosomal protein S13 × 1 （P0A7S9） 30S ribosomal protein S14 × 1 （P0AG59） 30S ribosomal protein S15 × 1 （A0A4S5B232） 30S ribosomal protein S17 × 1 （P0AG63） 30S ribosomal protein S19 × 1 （P0A7U3） 30S ribosomal protein S20 × 1 （P0A7U7）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS16_ECOLI
Isoform	—
PDB entities	12
Chains and sequence ranges	Author chain P； PDBConstruct 1–82； UniProt 1–82

30S ribosomal protein S17

OrganismNot specified

UniProt P0AG63

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 14 RNA 1	16S rRNA × 1 30S ribosomal protein S3 × 1 （P0A7V3） 30S ribosomal protein S4 × 1 （P0A7V8） 30S ribosomal protein S5 × 1 （P0A7W1） 30S ribosomal protein S8 × 1 （P0A7W7） 30S ribosomal protein S9 × 1 （P0A7X3） 30S ribosomal protein S10 × 1 （P0A7R5） 30S ribosomal protein S12 × 1 （P0A7S3） 30S ribosomal protein S13 × 1 （P0A7S9） 30S ribosomal protein S14 × 1 （P0AG59） 30S ribosomal protein S15 × 1 （A0A4S5B232） 30S ribosomal protein S16 × 1 （P0A7T3） 30S ribosomal protein S19 × 1 （P0A7U3） 30S ribosomal protein S20 × 1 （P0A7U7）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS17_ECOLI
Isoform	—
PDB entities	13
Chains and sequence ranges	Author chain Q； PDBConstruct 1–84； UniProt 1–84

30S ribosomal protein S19

OrganismNot specified

UniProt P0A7U3

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 14 RNA 1	16S rRNA × 1 30S ribosomal protein S3 × 1 （P0A7V3） 30S ribosomal protein S4 × 1 （P0A7V8） 30S ribosomal protein S5 × 1 （P0A7W1） 30S ribosomal protein S8 × 1 （P0A7W7） 30S ribosomal protein S9 × 1 （P0A7X3） 30S ribosomal protein S10 × 1 （P0A7R5） 30S ribosomal protein S12 × 1 （P0A7S3） 30S ribosomal protein S13 × 1 （P0A7S9） 30S ribosomal protein S14 × 1 （P0AG59） 30S ribosomal protein S15 × 1 （A0A4S5B232） 30S ribosomal protein S16 × 1 （P0A7T3） 30S ribosomal protein S17 × 1 （P0AG63） 30S ribosomal protein S20 × 1 （P0A7U7）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS19_ECOLI
Isoform	—
PDB entities	14
Chains and sequence ranges	Author chain S； PDBConstruct 1–92； UniProt 1–92

30S ribosomal protein S20

OrganismNot specified

UniProt P0A7U7

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 14 RNA 1	16S rRNA × 1 30S ribosomal protein S3 × 1 （P0A7V3） 30S ribosomal protein S4 × 1 （P0A7V8） 30S ribosomal protein S5 × 1 （P0A7W1） 30S ribosomal protein S8 × 1 （P0A7W7） 30S ribosomal protein S9 × 1 （P0A7X3） 30S ribosomal protein S10 × 1 （P0A7R5） 30S ribosomal protein S12 × 1 （P0A7S3） 30S ribosomal protein S13 × 1 （P0A7S9） 30S ribosomal protein S14 × 1 （P0AG59） 30S ribosomal protein S15 × 1 （A0A4S5B232） 30S ribosomal protein S16 × 1 （P0A7T3） 30S ribosomal protein S17 × 1 （P0AG63） 30S ribosomal protein S19 × 1 （P0A7U3）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS20_ECOLI
Isoform	—
PDB entities	15
Chains and sequence ranges	Author chain T； PDBConstruct 1–87； UniProt 1–87

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	6w7n
Deposition date deposition_date	2020-03-19
Structure title title	30S-Inactive-low-Mg2+ Class A
Keywords keywords	30S subunit, conformations, inactive, activated, RIBOSOME; 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.

6w7n__assembly_1__model_1

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

Download this curve (.dat)

6w7n__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

6w7n__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	68.47 Å
Rg (electron density)	68.75 Å
Total Rg	68.78 Å
Atom count	42287
Residues	3032
Excluded volume	643670 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`6w7n__assembly_1__model_1`	pentadecameric （15）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (15)

Entity 1 Entity 1 polymer

Description description	16S rRNA
Molecular weight formula_weight	499690.0 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	42287

AAAUUGAAGAGUUUGAUCAUGGCUCAGAUUGAACGCUGGCGGCAGGCCUAACACAUGCAAGUCGAACGGUAACAGGAAGAAGCUUGCUUCUUUGCUGACGAGUGGCGGACGGGUGAGUAAUGUCUGGGAAACUGCCUGAUGGAGGGGGAUAACUACUGGAAACGGUAGCUAAUACCGCAUAACGUCGCAAGACCAAAGAGGGGGACCUUCGGGCCUCUUGCCAUCGGAUGUGCCCAGAUGGGAUUAGCUAGUAGGUGGGGUAACGGCUCACCUAGGCGACGAUCCCUAGCUGGUCUGAGAGGAUGACCAGCCACACUGGAACUGAGACACGGUCCAGACUCCUACGGGAGGCAGCAGUGGGGAAUAUUGCACAAUGGGCGCAAGCCUGAUGCAGCCAUGCCGCGUGUAUGAAGAAGGCCUUCGGGUUGUAAAGUACUUUCAGCGGGGAGGAAGGGAGUAAAGUUAAUACCUUUGCUCAUUGACGUUACCCGCAGAAGAAGCACCGGCUAACUCCGUGCCAGCAGCCGCGGUAAUACGGAGGGUGCAAGCGUUAAUCGGAAUUACUGGGCGUAAAGCGCACGCAGGCGGUUUGUUAAGUCAGAUGUGAAAUCCCCGGGCUCAACCUGGGAACUGCAUCUGAUACUGGCAAGCUUGAGUCUCGUAGAGGGGGGUAGAAUUCCAGGUGUAGCGGUGAAAUGCGUAGAGAUCUGGAGGAAUACCGGUGGCGAAGGCGGCCCCCUGGACGAAGACUGACGCUCAGGUGCGAAAGCGUGGGGAGCAAACAGGAUUAGAUACCCUGGUAGUCCACGCCGUAAACGAUGUCGACUUGGAGGUUGUGCCCUUGAGGCGUGGCUUCCGGAGCUAACGCGUUAAGUCGACCGCCUGGGGAGUACGGCCGCAAGGUUAAAACUCAAAUGAAUUGACGGGGGCCCGCACAAGCGGUGGAGCAUGUGGUUUAAUUCGAUGCAACGCGAAGAACCUUACCUGGUCUUGACAUCCACGGAAGUUUUCAGAGAUGAGAAUGUGCCUUCGGGAACCGUGAGACAGGUGCUGCAUGGCUGUCGUCAGCUCGUGUUGUGAAAUGUUGGGUUAAGUCCCGCAACGAGCGCAACCCUUAUCCUUUGUUGCCAGCGGUCCGGCCGGGAACUCAAAGGAGACUGCCAGUGAUAAACUGGAGGAAGGUGGGGAUGACGUCAAGUCAUCAUGGCCCUUACGACCAGGGCUACACACGUGCUACAAUGGCGCAUACAAAGAGAAGCGACCUCGCGAGAGCAAGCGGACCUCAUAAAGUGCGUCGUAGUCCGGAUUGGAGUCUGCAACUCGACUCCAUGAAGUCGGAAUCGCUAGUAAUCGUGGAUCAGAAUGCCACGGUGAAUACGUUCCCGGGCCUUGUACACACCGCCCGUCACACCAUGGGAGUGGGUUGCAAAAGAAGUAGGUAGCUUAACCUUCGGGAGGGCGCUUACCACUUUGUGAUUCAUGACUGGGGUGAAGUCGUAACAAGGUAACCGUAGGGGAACCUGCGGUUGGAUCACCUCCUUA

Entity 2 Entity 2 polymer

Description description	30S ribosomal protein S3
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 3 Entity 3 polymer

Description description	30S ribosomal protein S4
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 4 Entity 4 polymer

Description description	30S ribosomal protein S5
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 5 Entity 5 polymer

Description description	30S ribosomal protein S8
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 6 Entity 6 polymer

Description description	30S ribosomal protein S9
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 7 Entity 7 polymer

Description description	30S ribosomal protein S10
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 8 Entity 8 polymer

Description description	30S ribosomal protein S12
Molecular weight formula_weight	13768.2 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	L

MATVNQLVRKPRARKVAKSNVPALEACPQKRGVCTRVYTTTPKKPNSALRKVCRVRLTNGFEVTSYIGGEGHNLQEHSVILIRGGRVKDLPGVRYHTVRGALDCSGVKDRKQARSKYGVKRPKA

Entity 9 Entity 9 polymer

Description description	30S ribosomal protein S13
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 10 Entity 10 polymer

Description description	30S ribosomal protein S14
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 11 Entity 11 polymer

Description description	30S ribosomal protein S15
Molecular weight formula_weight	10319.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	O

MSLSTEATAKIVSEFGRDANDTGSTEVQVALLTAQINHLQGHFAEHKKDHHSRRGLLRMVSQRRKLLDYLKRKDVARYTRLIERLGLRR

Entity 12 Entity 12 polymer

Description description	30S ribosomal protein S16
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 13 Entity 13 polymer

Description description	30S ribosomal protein S17
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 14 Entity 14 polymer

Description description	30S ribosomal protein S19
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 15 Entity 15 polymer

Description description	30S ribosomal protein S20
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

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6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id	6w7nD01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	1050 — Ribosomal Protein S4 Delta 41; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — Ribosomal protein S4/S9, N-terminal domain

Domain ID domain_id	6w7nD02
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	290 — Structural Genomics Hypothetical 15.5 Kd Protein In mrcA-pckA Intergenic Region; Chain A
Homologous superfamily homologous superfamily	10 — RNA-binding S4 domain

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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	3.40 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	421738

30S-Inactive-low-Mg2+ Class A

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

30S ribosomal protein S3

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S4

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S5

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S8

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S9

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S10

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S12

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S13

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S14

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S15

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer