1xnq

Structure of an Inosine-Adenine Wobble Base Pair Complex in the Context of the Decoding Center

Method: X-RAY DIFFRACTION

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

Ribosomal protein S2

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 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS2_THETH
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain B； PDBConstruct 1–256； UniProt 0–255

Ribosomal protein S3

OrganismNot specified

UniProt P80372

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS3_THETH
Isoform	—
PDB entities	5
Chains and sequence ranges	Author chain C； PDBConstruct 1–239； UniProt 0–238

Ribosomal protein S4

OrganismNot specified

UniProt P80373

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 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	6
Chains and sequence ranges	Author chain D； PDBConstruct 1–209； UniProt 0–208

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 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 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	7
Chains and sequence ranges	Author chain E； PDBConstruct 1–162； UniProt 0–161

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 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 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	8
Chains and sequence ranges	Author chain F； PDBConstruct 1–101； UniProt 1–101

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 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 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	9
Chains and sequence ranges	Author chain G； PDBConstruct 1–156； UniProt 0–155

Ribosomal protein S8

OrganismNot specified

UniProt P62668

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS8_THET2
Isoform	—
PDB entities	10
Chains and sequence ranges	Author chain H； PDBConstruct 1–138； UniProt 1–138

Ribosomal protein S9

OrganismNot specified

UniProt P80374

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS9_THETH
Isoform	—
PDB entities	11
Chains and sequence ranges	Author chain I； PDBConstruct 1–128； UniProt 1–128

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 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 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	12
Chains and sequence ranges	Author chain J； PDBConstruct 1–105； UniProt 0–104

Ribosomal protein S11

OrganismNot specified

UniProt P80376

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS11_THETH
Isoform	—
PDB entities	13
Chains and sequence ranges	Author chain K； PDBConstruct 1–129； UniProt 0–128

Ribosomal protein S13

OrganismNot specified

UniProt P80377

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS13_THETH
Isoform	—
PDB entities	15
Chains and sequence ranges	Author chain M； PDBConstruct 1–126； UniProt 0–125

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 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 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	16
Chains and sequence ranges	Author chain N； PDBConstruct 1–61； UniProt 0–60

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 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 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	17
Chains and sequence ranges	Author chain O； PDBConstruct 1–89； UniProt 0–88

Ribosomal protein S16

OrganismNot specified

UniProt P80379

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS16_THETH
Isoform	—
PDB entities	18
Chains and sequence ranges	Author chain P； PDBConstruct 1–88； UniProt 1–88

Ribosomal protein S17

OrganismNot specified

UniProt P62658

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS17_THET2
Isoform	—
PDB entities	19
Chains and sequence ranges	Author chain Q； PDBConstruct 1–105； UniProt 0–104

Ribosomal protein S18

OrganismNot specified

UniProt P80382

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS18_THETH
Isoform	—
PDB entities	20
Chains and sequence ranges	Author chain R； PDBConstruct 1–88； UniProt 0–87

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 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S20 × 1 （P80380） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 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	21
Chains and sequence ranges	Author chain S； PDBConstruct 1–93； UniProt 0–92

Ribosomal protein S20

OrganismNot specified

UniProt P80380

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein THX × 1 （P62612） PAROMOMYCIN × 1 MAGNESIUM ION × 107 ZINC ION × 2	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS20_THETH
Isoform	—
PDB entities	22
Chains and sequence ranges	Author chain T； PDBConstruct 1–106； UniProt 0–105

Ribosomal protein THX

OrganismNot specified

UniProt P62612

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 20 RNA 3	16S ribosomal RNA × 1 Anticodon tRNA × 1 mRNA × 1 Ribosomal protein S2 × 1 （P80371） Ribosomal protein S3 × 1 （P80372） Ribosomal protein S4 × 1 （P80373） Ribosomal protein S5 × 1 （P27152） Ribosomal protein S6 × 1 （P23370） Ribosomal protein S7 × 1 （P17291） Ribosomal protein S8 × 1 （P62668） Ribosomal protein S9 × 1 （P80374） Ribosomal protein S10 × 1 （P80375） Ribosomal protein S11 × 1 （P80376） Ribosomal protein S12 × 1 Ribosomal protein S13 × 1 （P80377） Ribosomal protein S14 × 1 （P24320） Ribosomal protein S15 × 1 （P80378） Ribosomal protein S16 × 1 （P80379） Ribosomal protein S17 × 1 （P62658） Ribosomal protein S18 × 1 （P80382） Ribosomal protein S19 × 1 （P80381） Ribosomal protein S20 × 1 （P80380） PAROMOMYCIN × 1 MAGNESIUM ION × 107 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	23
Chains and sequence ranges	Author chain V； PDBConstruct 1–27； UniProt 0–26

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.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	1xnq
Deposition date deposition_date	2004-10-05
Structure title title	Structure of an Inosine-Adenine Wobble Base Pair Complex in the Context of the Decoding Center
Keywords keywords	ribosome, decoding, translation, inosine; RIBOSOME
Experimental Method method	X-RAY DIFFRACTION

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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.

1xnq__assembly_1__model_1

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

Download this curve (.dat)

1xnq__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1xnq__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	65.29 Å
Rg (electron density)	65.84 Å
Total Rg	65.86 Å
Atom count	52076
Residues	3918
Excluded volume	808000 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1xnq__assembly_1__model_1`	23-meric （23）	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 (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	52076

UUUGUUGGAGAGUUUGAUCCUGGCUCAGGGUGAACGCUGGCGGCGUGCCUAAGACAUGCAAGUCGUGCGGGCCGCGGGGUUUUACUCCGUGGUCAGCGGCGGACGGGUGAGUAACGCGUGGGUGACCUACCCGGAAGAGGGGGACAACCCGGGGAAACUCGGGCUAAUCCCCCAUGUGGACCCGCCCCUUGGGGUGUGUCCAAAGGGCUUUGCCCGCUUCCGGAUGGGCCCGCGUCCCAUCAGCUAGUUGGUGGGGUAAUGGCCCACCAAGGCGACGACGGGUAGCCGGUCUGAGAGGAUGGCCGGCCACAGGGGCACUGAGACACGGGCCCCACUCCUACGGGAGGCAGCAGUUAGGAAUCUUCCGCAAUGGGCGCAAGCCUGACGGAGCGACGCCGCUUGGAGGAAGAAGCCCUUCGGGGUGUAAACUCCUGAACCCGGGACGAAACCCCCGACGAGGGGACUGACGGUACCGGGGUAAUAGCGCCGGCCAACUCCGUGCCAGCAGCCGCGGUAAUACGGAGGGCGCGAGCGUUACCCGGAUUCACUGGGCGUAAAGGGCGUGUAGGCGGCCUGGGGCGUCCCAUGUGAAAGACCACGGCUCAACCGUGGGGGAGCGUGGGAUACGCUCAGGCUAGACGGUGGGAGAGGGUGGUGGAAUUCCCGGAGUAGCGGUGAAAUGCGCAGAUACCGGGAGGAACGCCGAUGGCGAAGGCAGCCACCUGGUCCACCCGUGACGCUGAGGCGCGAAAGCGUGGGGAGCAAACCGGAUUAGAUACCCGGGUAGUCCACGCCCUAAACGAUGCGCGCUAGGUCUCUGGGUCUCCUGGGGGCCGAAGCUAACGCGUUAAGCGCGCCGCCUGGGGAGUACGGCCGCAAGGCUGAAACUCAAAGGAAUUGACGGGGGCCCGCACAAGCGGUGGAGCAUGUGGUUUAAUUCGAAGCAACGCGAAGAACCUUACCAGGCCUUGACAUGCUAGGGAACCCGGGUGAAAGCCUGGGGUGCCCCGCGAGGGGAGCCCUAGCACAGGUGCUGCAUGGCCGUCGUCAGCUCGUGCCGUGAGGUGUUGGGUUAAGUCCCGCAACGAGCGCAACCCCCGCCGUUAGUUGCCAGCGGUUCGGCCGGGCACUCUAACGGGACUGCCCGCGAAAGCGGGAGGAAGGAGGGGACGACGUCUGGUCAGCAUGGCCCUUACGGCCUGGGCGACACACGUGCUACAAUGCCCACUACAAAGCGAUGCCACCCGGCAACGGGGAGCUAAUCGCAAAAAGGUGGGCCCAGUUCGGAUUGGGGUCUGCAACCCGACCCCAUGAAGCCGGAAUCGCUAGUAAUCGCGGAUCAGCCAUGCCGCGGUGAAUACGUUCCCGGGCCUUGUACACACCGCCCGUCACGCCAUGGGAGCGGGCUCUACCCGAAGUCGCCGGGAGCCUACGGGCAGGCGCCGAGGGUAGGGCCCGUGACUGGGGCGAAGUCGUAACAAGGUAGCUGUACCGGAAGGUGCGGCUGGAUCACCUCCUUUCU

Entity 2 Entity 2 polymer

Description description	Anticodon tRNA
Molecular weight formula_weight	3506.2 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	X

GGCUICGAACC

Entity 3 Entity 3 polymer

Description description	mRNA
Molecular weight formula_weight	1263.8 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	W

CGAA

Entity 4 Entity 4 polymer

Description description	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 5 Entity 5 polymer

Description description	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 6 Entity 6 polymer

Description description	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 7 Entity 7 polymer

Description description	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 8 Entity 8 polymer

Description description	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 9 Entity 9 polymer

Description description	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 10 Entity 10 polymer

Description description	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 11 Entity 11 polymer

Description description	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 12 Entity 12 polymer

Description description	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 13 Entity 13 polymer

Description description	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 14 Entity 14 polymer

Description description	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 15 Entity 15 polymer

Description description	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 16 Entity 16 polymer

Description description	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 17 Entity 17 polymer

Description description	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 18 Entity 18 polymer

Description description	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 19 Entity 19 polymer

Description description	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 20 Entity 20 polymer

Description description	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 21 Entity 21 polymer

Description description	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 22 Entity 22 polymer

Description description	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 23 Entity 23 polymer

Description description	Ribosomal protein THX
Molecular weight formula_weight	3350.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	V

MGKGDRRTRRGKIWRGTYGKYRPRKKK

Entity 24 Entity 24 non-polymer

Description description	PAROMOMYCIN
Molecular weight formula_weight	615.6 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 25 Entity 25 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	107

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

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6. Fold Classification (SCOP + CATH) 47 domains

SCOP 2.08 (22 domains)

Domain ID domain_id	d1xnqb_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.23 — Flavodoxin-like
Superfamily Superfamily superfamily	c.23.15 — Ribosomal protein S2
Family Family family	c.23.15.1 — Ribosomal protein S2

Domain ID domain_id	d1xnqc1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.52 — Alpha-lytic protease prodomain-like
Superfamily Superfamily superfamily	d.52.3 — Prokaryotic type KH domain (KH-domain type II)
Family Family family	d.52.3.1 — Prokaryotic type KH domain (KH-domain type II)

Domain ID domain_id	d1xnqc2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.53 — Ribosomal protein S3 C-terminal domain
Superfamily Superfamily superfamily	d.53.1 — Ribosomal protein S3 C-terminal domain
Family Family family	d.53.1.1 — Ribosomal protein S3 C-terminal domain

Domain ID domain_id	d1xnqd_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.66 — Alpha-L RNA-binding motif
Superfamily Superfamily superfamily	d.66.1 — Alpha-L RNA-binding motif
Family Family family	d.66.1.2 — Ribosomal protein S4 (bacteria)

Domain ID domain_id	d1xnqe1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.14 — Ribosomal protein S5 domain 2-like
Superfamily Superfamily superfamily	d.14.1 — Ribosomal protein S5 domain 2-like
Family Family family	d.14.1.1 — Translational machinery components

Domain ID domain_id	d1xnqe2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.50 — dsRBD-like
Superfamily Superfamily superfamily	d.50.1 — dsRNA-binding domain-like
Family Family family	d.50.1.2 — Ribosomal S5 protein, N-terminal domain

Domain ID domain_id	d1xnqf_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.58 — Ferredoxin-like
Superfamily Superfamily superfamily	d.58.14 — Ribosomal protein S6
Family Family family	d.58.14.1 — Ribosomal protein S6

Domain ID domain_id	d1xnqg_
Class class	a — All alpha proteins
Fold Fold fold	a.75 — Ribosomal protein S7
Superfamily Superfamily superfamily	a.75.1 — Ribosomal protein S7
Family Family family	a.75.1.1 — Ribosomal protein S7

Domain ID domain_id	d1xnqh_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.140 — Ribosomal protein S8
Superfamily Superfamily superfamily	d.140.1 — Ribosomal protein S8
Family Family family	d.140.1.1 — Ribosomal protein S8

Domain ID domain_id	d1xnqi_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.14 — Ribosomal protein S5 domain 2-like
Superfamily Superfamily superfamily	d.14.1 — Ribosomal protein S5 domain 2-like
Family Family family	d.14.1.1 — Translational machinery components

Domain ID domain_id	d1xnqj_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.58 — Ferredoxin-like
Superfamily Superfamily superfamily	d.58.15 — Ribosomal protein S10
Family Family family	d.58.15.1 — Ribosomal protein S10

Domain ID domain_id	d1xnqk_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamily	c.55.4 — Translational machinery components
Family Family family	c.55.4.1 — Ribosomal protein L18 and S11

Domain ID domain_id	d1xnql_
Class class	b — All beta proteins
Fold Fold fold	b.40 — OB-fold
Superfamily Superfamily superfamily	b.40.4 — Nucleic acid-binding proteins
Family Family family	b.40.4.5 — Cold shock DNA-binding domain-like

Domain ID domain_id	d1xnqm_
Class class	a — All alpha proteins
Fold Fold fold	a.156 — S13-like H2TH domain
Superfamily Superfamily superfamily	a.156.1 — S13-like H2TH domain
Family Family family	a.156.1.1 — Ribosomal protein S13

Domain ID domain_id	d1xnqn_
Class class	g — Small proteins
Fold Fold fold	g.39 — Glucocorticoid receptor-like (DNA-binding domain)
Superfamily Superfamily superfamily	g.39.1 — Glucocorticoid receptor-like (DNA-binding domain)
Family Family family	g.39.1.7 — Ribosomal protein S14

Domain ID domain_id	d1xnqo_
Class class	a — All alpha proteins
Fold Fold fold	a.16 — S15/NS1 RNA-binding domain
Superfamily Superfamily superfamily	a.16.1 — S15/NS1 RNA-binding domain
Family Family family	a.16.1.2 — Ribosomal protein S15

Domain ID domain_id	d1xnqp_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.27 — Ribosomal protein S16
Superfamily Superfamily superfamily	d.27.1 — Ribosomal protein S16
Family Family family	d.27.1.1 — Ribosomal protein S16

Domain ID domain_id	d1xnqq_
Class class	b — All beta proteins
Fold Fold fold	b.40 — OB-fold
Superfamily Superfamily superfamily	b.40.4 — Nucleic acid-binding proteins
Family Family family	b.40.4.5 — Cold shock DNA-binding domain-like

Domain ID domain_id	d1xnqr_
Class class	a — All alpha proteins
Fold Fold fold	a.4 — DNA/RNA-binding 3-helical bundle
Superfamily Superfamily superfamily	a.4.8 — Ribosomal protein S18
Family Family family	a.4.8.1 — Ribosomal protein S18

Domain ID domain_id	d1xnqs_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.28 — Ribosomal protein S19
Superfamily Superfamily superfamily	d.28.1 — Ribosomal protein S19
Family Family family	d.28.1.1 — Ribosomal protein S19

Domain ID domain_id	d1xnqt_
Class class	a — All alpha proteins
Fold Fold fold	a.7 — Spectrin repeat-like
Superfamily Superfamily superfamily	a.7.6 — Ribosomal protein S20
Family Family family	a.7.6.1 — Ribosomal protein S20

Domain ID domain_id	d1xnqv_
Class class	j — Peptides
Fold Fold fold	j.9 — Arg-rich RNA binding peptides
Superfamily Superfamily superfamily	j.9.1 — 30S ribosomal protein THX
Family Family family	j.9.1.1 — 30S ribosomal protein THX

CATH v4.4 (25 domains)

Domain ID domain_id	1xnqB01
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	1xnqB02
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	1xnqC01
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	1xnqC02
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	1xnqD01
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	1xnqD02
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	1xnqE01
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	1xnqE02
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	1xnqF00
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	1xnqG00
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	1xnqH01
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	1xnqH02
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	1xnqI00
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	1xnqJ00
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	1xnqK00
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	1xnqL00
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	1xnqM01
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	1xnqM02
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	1xnqN00
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	1xnqO00
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	1xnqP00
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	1xnqQ00
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	1xnqR00
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	1xnqS00
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	1xnqT00
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	401.135 Å
Unit-cell length b length_b	401.135 Å
Unit-cell length c length_c	175.193 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	3.050 Å
Low-resolution limit resolution_low	99.000 Å
R factor r_factor	0.2430
R_work r_work	0.2280
R_free r_free	0.2700

Structure of an Inosine-Adenine Wobble Base Pair Complex in the Context of the Decoding Center

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

Ribosomal protein S2

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

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

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

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

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

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

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

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

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

Ribosomal protein S11

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer