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1EXD

CRYSTAL STRUCTURE OF A TIGHT-BINDING GLUTAMINE TRNA BOUND TO GLUTAMINE AMINOACYL TRNA SYNTHETASE

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0004812molecular_functionaminoacyl-tRNA ligase activity
A0004819molecular_functionglutamine-tRNA ligase activity
A0005524molecular_functionATP binding
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0006412biological_processtranslation
A0006418biological_processtRNA aminoacylation for protein translation
A0006424biological_processglutamyl-tRNA aminoacylation
A0006425biological_processglutaminyl-tRNA aminoacylation
A0043039biological_processtRNA aminoacylation
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 B 1393
ChainResidue
BC925
BA926
BC927
BG943
BA944

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 1395
ChainResidue
AVAL267
AMET268
ASER269
ALYS272

site_idAC3
Number of Residues2
DetailsBINDING SITE FOR RESIDUE SO4 A 1396
ChainResidue
AALA304
AARG307

site_idAC4
Number of Residues13
DetailsBINDING SITE FOR RESIDUE AMP A 998
ChainResidue
APHE31
APRO32
APRO33
AGLU34
AHIS40
AGLY42
AHIS43
ASER46
AARG260
ALEU261
ALYS270
AHOH1486
BHOH109

Functional Information from PROSITE/UniProt
site_idPS00178
Number of Residues12
DetailsAA_TRNA_LIGASE_I Aminoacyl-transfer RNA synthetases class-I signature. PepNGyLHIGHA
ChainResidueDetails
APRO33-ALA44

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsBINDING: BINDING => ECO:0000255|HAMAP-Rule:MF_00126, ECO:0000269|PubMed:23727144, ECO:0007744|PDB:4JXX, ECO:0007744|PDB:4JXZ, ECO:0007744|PDB:4JYZ
ChainResidueDetails
APRO35
AILE41

site_idSWS_FT_FI2
Number of Residues1
DetailsBINDING: BINDING => ECO:0000255|HAMAP-Rule:MF_00126, ECO:0000269|PubMed:12691748, ECO:0000269|PubMed:18477696, ECO:0000269|PubMed:9562563, ECO:0007744|PDB:1O0B
ChainResidueDetails
AASP67

site_idSWS_FT_FI3
Number of Residues1
DetailsBINDING: BINDING => ECO:0000255|HAMAP-Rule:MF_00126, ECO:0000269|PubMed:12691748, ECO:0000269|PubMed:15845536, ECO:0000269|PubMed:18477696, ECO:0000269|PubMed:9562563, ECO:0007744|PDB:1O0B, ECO:0007744|PDB:1ZJW
ChainResidueDetails
AASP212

site_idSWS_FT_FI4
Number of Residues3
DetailsBINDING: BINDING => ECO:0000255|HAMAP-Rule:MF_00126, ECO:0000269|PubMed:18477696, ECO:0000269|PubMed:23727144, ECO:0000269|PubMed:9562563, ECO:0007744|PDB:4JXX, ECO:0007744|PDB:4JXZ, ECO:0007744|PDB:4JYZ
ChainResidueDetails
ALEU231
ALEU261
ASER269

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1euy
ChainResidueDetails
AGLU34
ALYS270
AARG260

site_idCSA2
Number of Residues1
DetailsAnnotated By Reference To The Literature 1euy
ChainResidueDetails
ALYS270

site_idMCSA1
Number of Residues3
DetailsM-CSA 850
ChainResidueDetails
APRO35proton shuttle (general acid/base)
ALEU261electrostatic stabiliser
AARG271electrostatic stabiliser

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PDB entries from 2024-07-10

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