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1WKB

Crystal Structure of Leucyl-tRNA Synthetase from the Archaeon Pyrococcus horikoshii Reveals a Novel Editing Domain Orientation

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0002161molecular_functionaminoacyl-tRNA deacylase activity
A0004812molecular_functionaminoacyl-tRNA ligase activity
A0004823molecular_functionleucine-tRNA ligase activity
A0005524molecular_functionATP binding
A0005737cellular_componentcytoplasm
A0006418biological_processtRNA aminoacylation for protein translation
A0006429biological_processleucyl-tRNA aminoacylation
Functional Information from PDB Data
site_idAC1
Number of Residues9
DetailsBINDING SITE FOR RESIDUE SO4 A 901
ChainResidue
AGLY84
ASER85
APRO86
AHIS196
AARG510
AHOH943
AHOH994
AHOH1059
AHOH1189

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 902
ChainResidue
ASER652
ALYS653
ASER654
AHOH1715

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 903
ChainResidue
AARG93
AGLU200
AGLY201
AGLU202
AASP203

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 904
ChainResidue
AARG492
ALYS611
AHOH1101
AHOH1235

site_idAC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 905
ChainResidue
ALYS506
AARG510
AHOH1079
AHOH1260
AHOH1475

site_idAC6
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 906
ChainResidue
AARG182
AARG184
AILE206
AHOH1046
AHOH1515

site_idAC7
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 907
ChainResidue
ATHR229
ALEU230
AARG231
ATYR401
AHOH1488

site_idAC8
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SO4 A 908
ChainResidue
ATRP185
AGLY190
APHE275
ALYS459
AHOH971
AHOH1104
AHOH1484

Functional Information from PROSITE/UniProt
site_idPS00178
Number of Residues12
DetailsAA_TRNA_LIGASE_I Aminoacyl-transfer RNA synthetases class-I signature. PylSGhLHVGHA
ChainResidueDetails
APRO43-ALA54

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues10
DetailsMotif: {"description":"'HIGH' region"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsMotif: {"description":"'KMSKS' region"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00049","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a8h
ChainResidueDetails
ALYS653
ALYS650

247947

PDB entries from 2026-01-21

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