1ibm

STRUCTURE OF THE THERMUS THERMOPHILUS 30S RIBOSOMAL SUBUNIT IN COMPLEX WITH A MESSENGER RNA FRAGMENT AND COGNATE TRANSFER RNA ANTICODON STEM-LOOP BOUND AT THE A SITE

Method: X-RAY DIFFRACTION

▼

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

30S RIBOSOMAL PROTEIN S4

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 4	16S RIBOSOMAL RNA × 1 P-SITE MESSENGER RNA FRAGMENT × 1 ANTICODON STEM-LOOP OF PHENYLALANINE TRANSFER RNA × 1 A-SITE MESSENGER RNA FRAGMENT × 1 30S RIBOSOMAL PROTEIN S2 × 1 30S RIBOSOMAL PROTEIN S3 × 1 30S RIBOSOMAL PROTEIN S5 × 1 （P27152） 30S RIBOSOMAL PROTEIN S6 × 1 （P23370） 30S RIBOSOMAL PROTEIN S7 × 1 （P17291） 30S RIBOSOMAL PROTEIN S8 × 1 （P24319） 30S RIBOSOMAL PROTEIN S9 × 1 30S RIBOSOMAL PROTEIN S10 × 1 （P80375） 30S RIBOSOMAL PROTEIN S11 × 1 30S RIBOSOMAL PROTEIN S12 × 1 （P17293） 30S RIBOSOMAL PROTEIN S13 × 1 30S RIBOSOMAL PROTEIN S14 × 1 （P24320） 30S RIBOSOMAL PROTEIN S15 × 1 （P80378） 30S RIBOSOMAL PROTEIN S16 × 1 30S RIBOSOMAL PROTEIN S17 × 1 30S RIBOSOMAL PROTEIN S18 × 1 30S RIBOSOMAL PROTEIN S19 × 1 （P80381） 30S RIBOSOMAL PROTEIN S20 × 1 30S RIBOSOMAL PROTEIN THX × 1 （P32193） MAGNESIUM ION × 120 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS4_THETH
Isoform	—
PDB entities	7
Chains and sequence ranges	Author chain D； PDBConstruct 1–209； UniProt 1–209

30S RIBOSOMAL PROTEIN S5

OrganismNot specified

UniProt P27152

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 4	16S RIBOSOMAL RNA × 1 P-SITE MESSENGER RNA FRAGMENT × 1 ANTICODON STEM-LOOP OF PHENYLALANINE TRANSFER RNA × 1 A-SITE MESSENGER RNA FRAGMENT × 1 30S RIBOSOMAL PROTEIN S2 × 1 30S RIBOSOMAL PROTEIN S3 × 1 30S RIBOSOMAL PROTEIN S4 × 1 （P80373） 30S RIBOSOMAL PROTEIN S6 × 1 （P23370） 30S RIBOSOMAL PROTEIN S7 × 1 （P17291） 30S RIBOSOMAL PROTEIN S8 × 1 （P24319） 30S RIBOSOMAL PROTEIN S9 × 1 30S RIBOSOMAL PROTEIN S10 × 1 （P80375） 30S RIBOSOMAL PROTEIN S11 × 1 30S RIBOSOMAL PROTEIN S12 × 1 （P17293） 30S RIBOSOMAL PROTEIN S13 × 1 30S RIBOSOMAL PROTEIN S14 × 1 （P24320） 30S RIBOSOMAL PROTEIN S15 × 1 （P80378） 30S RIBOSOMAL PROTEIN S16 × 1 30S RIBOSOMAL PROTEIN S17 × 1 30S RIBOSOMAL PROTEIN S18 × 1 30S RIBOSOMAL PROTEIN S19 × 1 （P80381） 30S RIBOSOMAL PROTEIN S20 × 1 30S RIBOSOMAL PROTEIN THX × 1 （P32193） MAGNESIUM ION × 120 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS5_THETH
Isoform	—
PDB entities	8
Chains and sequence ranges	Author chain E； PDBConstruct 1–162； UniProt 1–162

30S RIBOSOMAL PROTEIN S6

OrganismNot specified

UniProt P23370

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 4	16S RIBOSOMAL RNA × 1 P-SITE MESSENGER RNA FRAGMENT × 1 ANTICODON STEM-LOOP OF PHENYLALANINE TRANSFER RNA × 1 A-SITE MESSENGER RNA FRAGMENT × 1 30S RIBOSOMAL PROTEIN S2 × 1 30S RIBOSOMAL PROTEIN S3 × 1 30S RIBOSOMAL PROTEIN S4 × 1 （P80373） 30S RIBOSOMAL PROTEIN S5 × 1 （P27152） 30S RIBOSOMAL PROTEIN S7 × 1 （P17291） 30S RIBOSOMAL PROTEIN S8 × 1 （P24319） 30S RIBOSOMAL PROTEIN S9 × 1 30S RIBOSOMAL PROTEIN S10 × 1 （P80375） 30S RIBOSOMAL PROTEIN S11 × 1 30S RIBOSOMAL PROTEIN S12 × 1 （P17293） 30S RIBOSOMAL PROTEIN S13 × 1 30S RIBOSOMAL PROTEIN S14 × 1 （P24320） 30S RIBOSOMAL PROTEIN S15 × 1 （P80378） 30S RIBOSOMAL PROTEIN S16 × 1 30S RIBOSOMAL PROTEIN S17 × 1 30S RIBOSOMAL PROTEIN S18 × 1 30S RIBOSOMAL PROTEIN S19 × 1 （P80381） 30S RIBOSOMAL PROTEIN S20 × 1 30S RIBOSOMAL PROTEIN THX × 1 （P32193） MAGNESIUM ION × 120 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS6_THETH
Isoform	—
PDB entities	9
Chains and sequence ranges	Author chain F； PDBConstruct 1–101； UniProt 1–101

30S RIBOSOMAL PROTEIN S7

OrganismNot specified

UniProt P17291

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 4	16S RIBOSOMAL RNA × 1 P-SITE MESSENGER RNA FRAGMENT × 1 ANTICODON STEM-LOOP OF PHENYLALANINE TRANSFER RNA × 1 A-SITE MESSENGER RNA FRAGMENT × 1 30S RIBOSOMAL PROTEIN S2 × 1 30S RIBOSOMAL PROTEIN S3 × 1 30S RIBOSOMAL PROTEIN S4 × 1 （P80373） 30S RIBOSOMAL PROTEIN S5 × 1 （P27152） 30S RIBOSOMAL PROTEIN S6 × 1 （P23370） 30S RIBOSOMAL PROTEIN S8 × 1 （P24319） 30S RIBOSOMAL PROTEIN S9 × 1 30S RIBOSOMAL PROTEIN S10 × 1 （P80375） 30S RIBOSOMAL PROTEIN S11 × 1 30S RIBOSOMAL PROTEIN S12 × 1 （P17293） 30S RIBOSOMAL PROTEIN S13 × 1 30S RIBOSOMAL PROTEIN S14 × 1 （P24320） 30S RIBOSOMAL PROTEIN S15 × 1 （P80378） 30S RIBOSOMAL PROTEIN S16 × 1 30S RIBOSOMAL PROTEIN S17 × 1 30S RIBOSOMAL PROTEIN S18 × 1 30S RIBOSOMAL PROTEIN S19 × 1 （P80381） 30S RIBOSOMAL PROTEIN S20 × 1 30S RIBOSOMAL PROTEIN THX × 1 （P32193） MAGNESIUM ION × 120 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS7_THETH
Isoform	—
PDB entities	10
Chains and sequence ranges	Author chain G； PDBConstruct 1–156； UniProt 1–156

30S RIBOSOMAL PROTEIN S8

OrganismNot specified

UniProt P24319

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 4	16S RIBOSOMAL RNA × 1 P-SITE MESSENGER RNA FRAGMENT × 1 ANTICODON STEM-LOOP OF PHENYLALANINE TRANSFER RNA × 1 A-SITE MESSENGER RNA FRAGMENT × 1 30S RIBOSOMAL PROTEIN S2 × 1 30S RIBOSOMAL PROTEIN S3 × 1 30S RIBOSOMAL PROTEIN S4 × 1 （P80373） 30S RIBOSOMAL PROTEIN S5 × 1 （P27152） 30S RIBOSOMAL PROTEIN S6 × 1 （P23370） 30S RIBOSOMAL PROTEIN S7 × 1 （P17291） 30S RIBOSOMAL PROTEIN S9 × 1 30S RIBOSOMAL PROTEIN S10 × 1 （P80375） 30S RIBOSOMAL PROTEIN S11 × 1 30S RIBOSOMAL PROTEIN S12 × 1 （P17293） 30S RIBOSOMAL PROTEIN S13 × 1 30S RIBOSOMAL PROTEIN S14 × 1 （P24320） 30S RIBOSOMAL PROTEIN S15 × 1 （P80378） 30S RIBOSOMAL PROTEIN S16 × 1 30S RIBOSOMAL PROTEIN S17 × 1 30S RIBOSOMAL PROTEIN S18 × 1 30S RIBOSOMAL PROTEIN S19 × 1 （P80381） 30S RIBOSOMAL PROTEIN S20 × 1 30S RIBOSOMAL PROTEIN THX × 1 （P32193） MAGNESIUM ION × 120 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS8_THETH
Isoform	—
PDB entities	11
Chains and sequence ranges	Author chain H； PDBConstruct 1–138； UniProt 1–138

30S RIBOSOMAL PROTEIN S10

OrganismNot specified

UniProt P80375

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 4	16S RIBOSOMAL RNA × 1 P-SITE MESSENGER RNA FRAGMENT × 1 ANTICODON STEM-LOOP OF PHENYLALANINE TRANSFER RNA × 1 A-SITE MESSENGER RNA FRAGMENT × 1 30S RIBOSOMAL PROTEIN S2 × 1 30S RIBOSOMAL PROTEIN S3 × 1 30S RIBOSOMAL PROTEIN S4 × 1 （P80373） 30S RIBOSOMAL PROTEIN S5 × 1 （P27152） 30S RIBOSOMAL PROTEIN S6 × 1 （P23370） 30S RIBOSOMAL PROTEIN S7 × 1 （P17291） 30S RIBOSOMAL PROTEIN S8 × 1 （P24319） 30S RIBOSOMAL PROTEIN S9 × 1 30S RIBOSOMAL PROTEIN S11 × 1 30S RIBOSOMAL PROTEIN S12 × 1 （P17293） 30S RIBOSOMAL PROTEIN S13 × 1 30S RIBOSOMAL PROTEIN S14 × 1 （P24320） 30S RIBOSOMAL PROTEIN S15 × 1 （P80378） 30S RIBOSOMAL PROTEIN S16 × 1 30S RIBOSOMAL PROTEIN S17 × 1 30S RIBOSOMAL PROTEIN S18 × 1 30S RIBOSOMAL PROTEIN S19 × 1 （P80381） 30S RIBOSOMAL PROTEIN S20 × 1 30S RIBOSOMAL PROTEIN THX × 1 （P32193） MAGNESIUM ION × 120 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS10_THETH
Isoform	—
PDB entities	13
Chains and sequence ranges	Author chain J； PDBConstruct 1–105； UniProt 1–105

30S RIBOSOMAL PROTEIN S12

OrganismNot specified

UniProt P17293

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 4	16S RIBOSOMAL RNA × 1 P-SITE MESSENGER RNA FRAGMENT × 1 ANTICODON STEM-LOOP OF PHENYLALANINE TRANSFER RNA × 1 A-SITE MESSENGER RNA FRAGMENT × 1 30S RIBOSOMAL PROTEIN S2 × 1 30S RIBOSOMAL PROTEIN S3 × 1 30S RIBOSOMAL PROTEIN S4 × 1 （P80373） 30S RIBOSOMAL PROTEIN S5 × 1 （P27152） 30S RIBOSOMAL PROTEIN S6 × 1 （P23370） 30S RIBOSOMAL PROTEIN S7 × 1 （P17291） 30S RIBOSOMAL PROTEIN S8 × 1 （P24319） 30S RIBOSOMAL PROTEIN S9 × 1 30S RIBOSOMAL PROTEIN S10 × 1 （P80375） 30S RIBOSOMAL PROTEIN S11 × 1 30S RIBOSOMAL PROTEIN S13 × 1 30S RIBOSOMAL PROTEIN S14 × 1 （P24320） 30S RIBOSOMAL PROTEIN S15 × 1 （P80378） 30S RIBOSOMAL PROTEIN S16 × 1 30S RIBOSOMAL PROTEIN S17 × 1 30S RIBOSOMAL PROTEIN S18 × 1 30S RIBOSOMAL PROTEIN S19 × 1 （P80381） 30S RIBOSOMAL PROTEIN S20 × 1 30S RIBOSOMAL PROTEIN THX × 1 （P32193） MAGNESIUM ION × 120 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS12_THETH
Isoform	—
PDB entities	15
Chains and sequence ranges	Author chain L； PDBConstruct 1–135； UniProt 1–135

30S RIBOSOMAL PROTEIN S14

OrganismNot specified

UniProt P24320

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 4	16S RIBOSOMAL RNA × 1 P-SITE MESSENGER RNA FRAGMENT × 1 ANTICODON STEM-LOOP OF PHENYLALANINE TRANSFER RNA × 1 A-SITE MESSENGER RNA FRAGMENT × 1 30S RIBOSOMAL PROTEIN S2 × 1 30S RIBOSOMAL PROTEIN S3 × 1 30S RIBOSOMAL PROTEIN S4 × 1 （P80373） 30S RIBOSOMAL PROTEIN S5 × 1 （P27152） 30S RIBOSOMAL PROTEIN S6 × 1 （P23370） 30S RIBOSOMAL PROTEIN S7 × 1 （P17291） 30S RIBOSOMAL PROTEIN S8 × 1 （P24319） 30S RIBOSOMAL PROTEIN S9 × 1 30S RIBOSOMAL PROTEIN S10 × 1 （P80375） 30S RIBOSOMAL PROTEIN S11 × 1 30S RIBOSOMAL PROTEIN S12 × 1 （P17293） 30S RIBOSOMAL PROTEIN S13 × 1 30S RIBOSOMAL PROTEIN S15 × 1 （P80378） 30S RIBOSOMAL PROTEIN S16 × 1 30S RIBOSOMAL PROTEIN S17 × 1 30S RIBOSOMAL PROTEIN S18 × 1 30S RIBOSOMAL PROTEIN S19 × 1 （P80381） 30S RIBOSOMAL PROTEIN S20 × 1 30S RIBOSOMAL PROTEIN THX × 1 （P32193） MAGNESIUM ION × 120 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS14_THETH
Isoform	—
PDB entities	17
Chains and sequence ranges	Author chain N； PDBConstruct 1–61； UniProt 1–61

30S RIBOSOMAL PROTEIN S15

OrganismNot specified

UniProt P80378

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 4	16S RIBOSOMAL RNA × 1 P-SITE MESSENGER RNA FRAGMENT × 1 ANTICODON STEM-LOOP OF PHENYLALANINE TRANSFER RNA × 1 A-SITE MESSENGER RNA FRAGMENT × 1 30S RIBOSOMAL PROTEIN S2 × 1 30S RIBOSOMAL PROTEIN S3 × 1 30S RIBOSOMAL PROTEIN S4 × 1 （P80373） 30S RIBOSOMAL PROTEIN S5 × 1 （P27152） 30S RIBOSOMAL PROTEIN S6 × 1 （P23370） 30S RIBOSOMAL PROTEIN S7 × 1 （P17291） 30S RIBOSOMAL PROTEIN S8 × 1 （P24319） 30S RIBOSOMAL PROTEIN S9 × 1 30S RIBOSOMAL PROTEIN S10 × 1 （P80375） 30S RIBOSOMAL PROTEIN S11 × 1 30S RIBOSOMAL PROTEIN S12 × 1 （P17293） 30S RIBOSOMAL PROTEIN S13 × 1 30S RIBOSOMAL PROTEIN S14 × 1 （P24320） 30S RIBOSOMAL PROTEIN S16 × 1 30S RIBOSOMAL PROTEIN S17 × 1 30S RIBOSOMAL PROTEIN S18 × 1 30S RIBOSOMAL PROTEIN S19 × 1 （P80381） 30S RIBOSOMAL PROTEIN S20 × 1 30S RIBOSOMAL PROTEIN THX × 1 （P32193） MAGNESIUM ION × 120 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS15_THETH
Isoform	—
PDB entities	18
Chains and sequence ranges	Author chain O； PDBConstruct 1–89； UniProt 1–89

30S RIBOSOMAL PROTEIN S19

OrganismNot specified

UniProt P80381

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 4	16S RIBOSOMAL RNA × 1 P-SITE MESSENGER RNA FRAGMENT × 1 ANTICODON STEM-LOOP OF PHENYLALANINE TRANSFER RNA × 1 A-SITE MESSENGER RNA FRAGMENT × 1 30S RIBOSOMAL PROTEIN S2 × 1 30S RIBOSOMAL PROTEIN S3 × 1 30S RIBOSOMAL PROTEIN S4 × 1 （P80373） 30S RIBOSOMAL PROTEIN S5 × 1 （P27152） 30S RIBOSOMAL PROTEIN S6 × 1 （P23370） 30S RIBOSOMAL PROTEIN S7 × 1 （P17291） 30S RIBOSOMAL PROTEIN S8 × 1 （P24319） 30S RIBOSOMAL PROTEIN S9 × 1 30S RIBOSOMAL PROTEIN S10 × 1 （P80375） 30S RIBOSOMAL PROTEIN S11 × 1 30S RIBOSOMAL PROTEIN S12 × 1 （P17293） 30S RIBOSOMAL PROTEIN S13 × 1 30S RIBOSOMAL PROTEIN S14 × 1 （P24320） 30S RIBOSOMAL PROTEIN S15 × 1 （P80378） 30S RIBOSOMAL PROTEIN S16 × 1 30S RIBOSOMAL PROTEIN S17 × 1 30S RIBOSOMAL PROTEIN S18 × 1 30S RIBOSOMAL PROTEIN S20 × 1 30S RIBOSOMAL PROTEIN THX × 1 （P32193） MAGNESIUM ION × 120 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS19_THETH
Isoform	—
PDB entities	22
Chains and sequence ranges	Author chain S； PDBConstruct 1–93； UniProt 1–93

30S RIBOSOMAL PROTEIN THX

OrganismNot specified

UniProt P32193

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 4	16S RIBOSOMAL RNA × 1 P-SITE MESSENGER RNA FRAGMENT × 1 ANTICODON STEM-LOOP OF PHENYLALANINE TRANSFER RNA × 1 A-SITE MESSENGER RNA FRAGMENT × 1 30S RIBOSOMAL PROTEIN S2 × 1 30S RIBOSOMAL PROTEIN S3 × 1 30S RIBOSOMAL PROTEIN S4 × 1 （P80373） 30S RIBOSOMAL PROTEIN S5 × 1 （P27152） 30S RIBOSOMAL PROTEIN S6 × 1 （P23370） 30S RIBOSOMAL PROTEIN S7 × 1 （P17291） 30S RIBOSOMAL PROTEIN S8 × 1 （P24319） 30S RIBOSOMAL PROTEIN S9 × 1 30S RIBOSOMAL PROTEIN S10 × 1 （P80375） 30S RIBOSOMAL PROTEIN S11 × 1 30S RIBOSOMAL PROTEIN S12 × 1 （P17293） 30S RIBOSOMAL PROTEIN S13 × 1 30S RIBOSOMAL PROTEIN S14 × 1 （P24320） 30S RIBOSOMAL PROTEIN S15 × 1 （P80378） 30S RIBOSOMAL PROTEIN S16 × 1 30S RIBOSOMAL PROTEIN S17 × 1 30S RIBOSOMAL PROTEIN S18 × 1 30S RIBOSOMAL PROTEIN S19 × 1 （P80381） 30S RIBOSOMAL PROTEIN S20 × 1 MAGNESIUM ION × 120 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RSHX_THETH
Isoform	—
PDB entities	24
Chains and sequence ranges	Author chain V； PDBConstruct 1–26； UniProt 1–26

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	1ibm
Deposition date deposition_date	2001-03-28
Structure title title	STRUCTURE OF THE THERMUS THERMOPHILUS 30S RIBOSOMAL SUBUNIT IN COMPLEX WITH A MESSENGER RNA FRAGMENT AND COGNATE TRANSFER RNA ANTICODON STEM-LOOP BOUND AT THE A SITE
Keywords keywords	30S RIBOSOMAL SUBUNIT, RIBOSOME, A SITE, DECODING, TRANSFER TRNA, ANTICODON, STEM-LOOP, MESSENGER RNA, MRNA, CODON; RIBOSOME
Experimental Method method	X-RAY DIFFRACTION

▼

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.

1ibm__assembly_1__model_1

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

Download this curve (.dat)

1ibm__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1ibm__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	65.57 Å
Rg (electron density)	66.10 Å
Total Rg	66.12 Å
Atom count	52160
Residues	3924
Excluded volume	809060 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1ibm__assembly_1__model_1`	24-meric （24）	Success	4.1.3-1-20251215 (887e7ef)	View Download

▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (26)

Entity 1 Entity 1 polymer

Description description	16S RIBOSOMAL RNA
Molecular weight formula_weight	493958.3 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	52160

UUUGUUGGAGAGUUUGAUCCUGGCUCAGGGUGAACGCUGGCGGCGUGCCUAAGACAUGCAAGUCGUGCGGGCCGCGGGGUUUUACUCCGUGGUCAGCGGCGGACGGGUGAGUAACGCGUGGGUGACCUACCCGGAAGAGGGGGACAACCCGGGGAAACUCGGGCUAAUCCCCCAUGUGGACCCGCCCCUUGGGGUGUGUCCAAAGGGCUUUGCCCGCUUCCGGAUGGGCCCGCGUCCCAUCAGCUAGUUGGUGGGGUAAUGGCCCACCAAGGCGACGACGGGUAGCCGGUCUGAGAGGAUGGCCGGCCACAGGGGCACUGAGACACGGGCCCCACUCCUACGGGAGGCAGCAGUUAGGAAUCUUCCGCAAUGGGCGCAAGCCUGACGGAGCGACGCCGCUUGGAGGAAGAAGCCCUUCGGGGUGUAAACUCCUGAACCCGGGACGAAACCCCCGACGAGGGGACUGACGGUACCGGGGUAAUAGCGCCGGCCAACUCCGUGCCAGCAGCCGCGGUAAUACGGAGGGCGCGAGCGUUACCCGGAUUCACUGGGCGUAAAGGGCGUGUAGGCGGCCUGGGGCGUCCCAUGUGAAAGACCACGGCUCAACCGUGGGGGAGCGUGGGAUACGCUCAGGCUAGACGGUGGGAGAGGGUGGUGGAAUUCCCGGAGUAGCGGUGAAAUGCGCAGAUACCGGGAGGAACGCCGAUGGCGAAGGCAGCCACCUGGUCCACCCGUGACGCUGAGGCGCGAAAGCGUGGGGAGCAAACCGGAUUAGAUACCCGGGUAGUCCACGCCCUAAACGAUGCGCGCUAGGUCUCUGGGUCUCCUGGGGGCCGAAGCUAACGCGUUAAGCGCGCCGCCUGGGGAGUACGGCCGCAAGGCUGAAACUCAAAGGAAUUGACGGGGGCCCGCACAAGCGGUGGAGCAUGUGGUUUAAUUCGAAGCAACGCGAAGAACCUUACCAGGCCUUGACAUGCUAGGGAACCCGGGUGAAAGCCUGGGGUGCCCCGCGAGGGGAGCCCUAGCACAGGUGCUGCAUGGCCGUCGUCAGCUCGUGCCGUGAGGUGUUGGGUUAAGUCCCGCAACGAGCGCAACCCCCGCCGUUAGUUGCCAGCGGUUCGGCCGGGCACUCUAACGGGACUGCCCGCGAAAGCGGGAGGAAGGAGGGGACGACGUCUGGUCAGCAUGGCCCUUACGGCCUGGGCGACACACGUGCUACAAUGCCCACUACAAAGCGAUGCCACCCGGCAACGGGGAGCUAAUCGCAAAAAGGUGGGCCCAGUUCGGAUUGGGGUCUGCAACCCGACCCCAUGAAGCCGGAAUCGCUAGUAAUCGCGGAUCAGCCAUGCCGCGGUGAAUACGUUCCCGGGCCUUGUACACACCGCCCGUCACGCCAUGGGAGCGGGCUCUACCCGAAGUCGCCGGGAGCCUACGGGCAGGCGCCGAGGGUAGGGCCCGUGACUGGGGCGAAGUCGUAACAAGGUAGCUGUACCGGAAGGUGCGGCUGGAUCACCUCCUUUCU

Entity 2 Entity 2 polymer

Description description	P-SITE MESSENGER RNA FRAGMENT
Molecular weight formula_weight	1790.1 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	X

CUUUCU

Entity 3 Entity 3 polymer

Description description	ANTICODON STEM-LOOP OF PHENYLALANINE TRANSFER RNA
Molecular weight formula_weight	4815.9 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	Y

GGGAUUGAAAAUCCC

Entity 4 Entity 4 polymer

Description description	A-SITE MESSENGER RNA FRAGMENT
Molecular weight formula_weight	1179.7 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	Z

UUUU

Entity 5 Entity 5 polymer

Description description	30S RIBOSOMAL PROTEIN S2
Molecular weight formula_weight	29317.7 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

MPVEITVKELLEAGVHFGHERKRWNPKFARYIYAERNGIHIIDLQKTMEELERTFRFIEDLAMRGGTILFVGTKKQAQDIVRMEAERAGMPYVNQRWLGGMLTNFKTISQRVHRLEELEALFASPEIEERPKKEQVRLKHELERLQKYLSGFRLLKRLPDAIFVVDPTKEAIAVREARKLFIPVIALADTDSDPDLVDYIIPGNDDAIRSIQLILSRAVDLIIQARGGVVEPSPSYALVQEAEATETPEGESEVEA

Entity 6 Entity 6 polymer

Description description	30S RIBOSOMAL PROTEIN S3
Molecular weight formula_weight	26751.1 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	C

MGNKIHPIGFRLGITRDWESRWYAGKKQYRHLLLEDQRIRGLLEKELYSAGLARVDIERAADNVAVTVHVAKPGVVIGRGGERIRVLREELAKLTGKNVALNVQEVQNPNLSAPLVAQRVAEQIERRFAVRRAIKQAVQRVMESGAKGAKVIVSGRIGGAEQARTEWAAQGRVPLHTLRANIDYGFALARTTYGVLGVKAYIFLGEVIGGQKPKARPELPKAEERPRRRRPAVRVKKEE

Entity 7 Entity 7 polymer

Description description	30S RIBOSOMAL PROTEIN S4
Molecular weight formula_weight	24373.4 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	D

MGRYIGPVCRLCRREGVKLYLKGERCYSPKCAMERRPYPPGQHGQKRARRPSDYAVRLREKQKLRRIYGISERQFRNLFEEASKKKGVTGSVFLGLLESRLDNVVYRLGFAVSRRQARQLVRHGHITVNGRRVDLPSYRVRPGDEIAVAEKSRNLELIRQNLEAMKGRKVGPWLSLDVEGMKGKFLRLPDREDLALPVNEQLVIEFYSR

Entity 8 Entity 8 polymer

Description description	30S RIBOSOMAL PROTEIN S5
Molecular weight formula_weight	17583.4 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	E

MPETDFEEKMILIRRTARMQAGGRRFRFGALVVVGDRQGRVGLGFGKAPEVPLAVQKAGYYARRNMVEVPLQNGTIPHEIEVEFGASKIVLKPAAPGTGVIAGAVPRAILELAGVTDILTKELGSRNPINIAYATMEALRQLRTKADVERLRKGEAHAQAQG

Entity 9 Entity 9 polymer

Description description	30S RIBOSOMAL PROTEIN S6
Molecular weight formula_weight	11988.8 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	F

MRRYEVNIVLNPNLDQSQLALEKEIIQRALENYGARVEKVEELGLRRLAYPIAKDPQGYFLWYQVEMPEDRVNDLARELRIRDNVRRVMVVKSQEPFLANA

Entity 10 Entity 10 polymer

Description description	30S RIBOSOMAL PROTEIN S7
Molecular weight formula_weight	18051.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	G

MARRRRAEVRQLQPDLVYGDVLVTAFINKIMRDGKKNLAARIFYDACKIIQEKTGQEPLKVFKQAVENVKPRMEVRSRRVGGANYQVPMEVSPRRQQSLALRWLVQAANQRPERRAAVRIAHELMDAAEGKGGAVKKKEDVERMAEANRAYAHYRW

Entity 11 Entity 11 polymer

Description description	30S RIBOSOMAL PROTEIN S8
Molecular weight formula_weight	15868.6 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	H

MLTDPIADMLTRIRNATRVYKESTDVPASRFKEEILRILAREGFIKGYERVDVDGKPYLRVYLKYGPRRQGPDPRPEQVIHHIRRISKPGRRVYVGVKEIPRVRRGLGIAILSTSKGVLTDREARKLGVGGELICEVW

Entity 12 Entity 12 polymer

Description description	30S RIBOSOMAL PROTEIN S9
Molecular weight formula_weight	14429.7 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	I

MEQYYGTGRRKEAVARVFLRPGNGKVTVNGQDFNEYFQGLVRAVAALEPLRAVDALGRFDAYITVRGGGKSGQIDAIKLGIARALVQYNPDYRAKLKPLGFLTRDARVVERKKYGKHKARRAPQYSKR

Entity 13 Entity 13 polymer

Description description	30S RIBOSOMAL PROTEIN S10
Molecular weight formula_weight	11955.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	J

MPKIRIKLRGFDHKTLDASAQKIVEAARRSGAQVSGPIPLPTRVRRFTVIRGPFKHKDSREHFELRTHNRLVDIINPNRKTIEQLMTLDLPTGVEIEIKTVGGGR

Entity 14 Entity 14 polymer

Description description	30S RIBOSOMAL PROTEIN S11
Molecular weight formula_weight	13737.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	K

MAKKPSKKKVKRQVASGRAYIHASYNNTIVTITDPDGNPITWSSGGVIGYKGSRKGTPYAAQLAALDAAKKAMAYGMQSVDVIVRGTGAGREQAIRALQASGLQVKSIVDDTPVPHNGCRPKKKFRKAS

Entity 15 Entity 15 polymer

Description description	30S RIBOSOMAL PROTEIN S12
Molecular weight formula_weight	14920.8 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	L

MVALPTINQLVRKGREKVRKKSKVPALKGAPFRRGVCTVVRTVTPKKPNSALRKVAKVRLTSGYEVTAYIPGEGHNLQEHSVVLIRGGRVKDLPGVRYHIVRGVYDAAGVKDRKKSRSKYGTKKPKEAAKTAAKK

Entity 16 Entity 16 polymer

Description description	30S RIBOSOMAL PROTEIN S13
Molecular weight formula_weight	14338.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	M

MARIAGVEIPRNKRVDVALTYIYGIGKARAKEALEKTGINPATRVKDLTEAEVVRLREYVENTWKLEGELRAEVAANIKRLMDIGCYRGLRHRRGLPVRGQRTRTNARTRKGPRKTVAGKKKAPRK

Entity 17 Entity 17 polymer

Description description	30S RIBOSOMAL PROTEIN S14
Molecular weight formula_weight	7158.7 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	N

MARKALIEKAKRTPKFKVRAYTRCVRCGRARSVYRFFGLCRICLRELAHKGQLPGVRKASW

Entity 18 Entity 18 polymer

Description description	30S RIBOSOMAL PROTEIN S15
Molecular weight formula_weight	10578.4 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	O

MPITKEEKQKVIQEFARFPGDTGSTEVQVALLTLRINRLSEHLKVHKKDHHSHRGLLMMVGQRRRLLRYLQREDPERYRALIEKLGIRG

Entity 19 Entity 19 polymer

Description description	30S RIBOSOMAL PROTEIN S16
Molecular weight formula_weight	10410.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	P

MVKIRLARFGSKHNPHYRIVVTDARRKRDGKYIEKIGYYDPRKTTPDWLKVDVERARYWLSVGAQPTDTARRLLRQAGVFRQEAREGA

Entity 20 Entity 20 polymer

Description description	30S RIBOSOMAL PROTEIN S17
Molecular weight formula_weight	12324.7 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	Q

MPKKVLTGVVVSDKMQKTVTVLVERQFPHPLYGKVIKRSKKYLAHDPEEKYKLGDVVEIIESRPISKRKRFRVLRLVESGRMDLVEKYLIRRQNYQSLSKRGGKA

Entity 21 Entity 21 polymer

Description description	30S RIBOSOMAL PROTEIN S18
Molecular weight formula_weight	10244.3 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	R

MSTKNAKPKKEAQRRPSRKAKVKATLGEFDLRDYRNVEVLKRFLSETGKILPRRRTGLSGKEQRILAKTIKRARILGLLPFTEKLVRK

Entity 22 Entity 22 polymer

Description description	30S RIBOSOMAL PROTEIN S19
Molecular weight formula_weight	10605.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	S

MPRSLKKGVFVDDHLLEKVLELNAKGEKRLIKTWSRRSTIVPEMVGHTIAVYNGKQHVPVYITENMVGHKLGEFAPTRTYRGHGKEAKATKKK

Entity 23 Entity 23 polymer

Description description	30S RIBOSOMAL PROTEIN S20
Molecular weight formula_weight	11736.1 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	T

MAQKKPKRNLSALKRHRQSLKRRLRNKAKKSAIKTLSKKAIQLAQEGKAEEALKIMRKAESLIDKAAKGSTLHKNAAARRKSRLMRKVRQLLEAAGAPLIGGGLSA

Entity 24 Entity 24 polymer

Description description	30S RIBOSOMAL PROTEIN THX
Molecular weight formula_weight	3218.8 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	V

GKGDRRTRRGKIWRGTYGKYRPRKKK

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	120

Entity 26 Entity 26 non-polymer

Description description	ZINC ION
Molecular weight formula_weight	65.4 kDa
Source method src_method	syn
Copy count entity_count	2

▼

6. Fold Classification (SCOP + CATH) 45 domains

SCOP 2.08 (20 domains)

Domain ID domain_id	d1ibmb_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmc_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmd_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibme_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmf_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmg_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmh_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmi_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmj_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmk_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibml_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmm_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmn_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmo_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmp_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmq_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmr_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibms_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmt_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

Domain ID domain_id	d1ibmv_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.1 — Ribosome complexes

CATH v4.4 (25 domains)

Domain ID domain_id	1ibmB01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10490 — Glucose-6-phosphate isomerase like protein; domain 1

Domain ID domain_id	1ibmB02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	287 — Helix Hairpins
Homologous superfamily homologous superfamily	610 — Helix hairpin bin

Domain ID domain_id	1ibmC01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	300 — GMP Synthetase; Chain A, domain 3
Homologous superfamily homologous superfamily	20 — K homology (KH) domain

Domain ID domain_id	1ibmC02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1140 — Ribosomal protein S3 C-terminal domain
Homologous superfamily homologous superfamily	32 — Ribosomal protein S3, C-terminal domain

Domain ID domain_id	1ibmD01
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	1ibmD02
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

Domain ID domain_id	1ibmE01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	160 — Double Stranded RNA Binding Domain
Homologous superfamily homologous superfamily	20 —

Domain ID domain_id	1ibmE02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	230 — Ribosomal Protein S5; domain 2
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	1ibmF00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	60 — Ribosomal protein S6/Translation elongation factor EF1B

Domain ID domain_id	1ibmG00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	455 — Ribosomal Protein S7
Homologous superfamily homologous superfamily	10 — Ribosomal protein S7/S5

Domain ID domain_id	1ibmH01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1370 — Ribosomal Protein S8; Chain: A, domain 1
Homologous superfamily homologous superfamily	30 —

Domain ID domain_id	1ibmH02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1490 — Dna Ligase; domain 1
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	1ibmI00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	230 — Ribosomal Protein S5; domain 2
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	1ibmJ00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	600 — Ribosomal protein S10

Domain ID domain_id	1ibmK00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily	80 — Ribosomal protein S11/S14

Domain ID domain_id	1ibmL00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Homologous superfamily homologous superfamily	140 — Nucleic acid-binding proteins

Domain ID domain_id	1ibmM01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	8 — Helicase, Ruva Protein; domain 3
Homologous superfamily homologous superfamily	50 —

Domain ID domain_id	1ibmM02
Class class	4 — Few Secondary Structures
Architecture architecture	10 — Irregular
Topology topology	910 — 30s ribosomal protein s13; domain 2
Homologous superfamily homologous superfamily	10 — Ribosomal protein S13/S18, C-terminal domain

Domain ID domain_id	1ibmN00
Class class	4 — Few Secondary Structures
Architecture architecture	10 — Irregular
Topology topology	830 — 30s Ribosomal Protein S14; Chain N
Homologous superfamily homologous superfamily	10 — Ribosomal Protein S14/S29

Domain ID domain_id	1ibmO00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	287 — Helix Hairpins
Homologous superfamily homologous superfamily	10 — S15/NS1, RNA-binding

Domain ID domain_id	1ibmP00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1320 — S16 Ribosomal Protein; Chain: A;
Homologous superfamily homologous superfamily	10 — Ribosomal protein S16

Domain ID domain_id	1ibmQ00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Homologous superfamily homologous superfamily	140 — Nucleic acid-binding proteins

Domain ID domain_id	1ibmR00
Class class	4 — Few Secondary Structures
Architecture architecture	10 — Irregular
Topology topology	640 — 30s Ribosomal Protein S18
Homologous superfamily homologous superfamily	10 — Ribosomal protein S18

Domain ID domain_id	1ibmS00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	860 — 30s Ribosomal Protein S19; Chain A
Homologous superfamily homologous superfamily	10 — Ribosomal protein S19/S15

Domain ID domain_id	1ibmT00
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	58 — Methane Monooxygenase Hydroxylase; Chain G, domain 1
Homologous superfamily homologous superfamily	110 — Ribosomal protein S20

▶

Unit-cell length a length_a	401.574 Å
Unit-cell length b length_b	401.574 Å
Unit-cell length c length_c	176.110 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	8

Space group space_group	P 41 21 2
Space-group number int_tables_number	92
Crystal system crystal_system	—

Resolution resolution	3.310 Å
Low-resolution limit resolution_low	316.230 Å
R factor r_factor	—
R_work r_work	0.2310
R_free r_free	0.2860

STRUCTURE OF THE THERMUS THERMOPHILUS 30S RIBOSOMAL SUBUNIT IN COMPLEX WITH A MESSENGER RNA FRAGMENT AND COGNATE TRANSFER RNA ANTICODON STEM-LOOP BOUND AT THE A SITE

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

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 S6

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 S7

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 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 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

Other homooligomers

Heteromeric or nucleic-acid complex

30S RIBOSOMAL PROTEIN S19

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer