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3JXE

Crystal structure of Pyrococcus horikoshii tryptophanyl-tRNA synthetase in complex with TrpAMP

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0004812molecular_functionaminoacyl-tRNA ligase activity
A0004830molecular_functiontryptophan-tRNA ligase activity
A0005524molecular_functionATP binding
A0005737cellular_componentcytoplasm
A0006412biological_processtranslation
A0006418biological_processtRNA aminoacylation for protein translation
A0006436biological_processtryptophanyl-tRNA aminoacylation
A0016874molecular_functionligase activity
B0000166molecular_functionnucleotide binding
B0004812molecular_functionaminoacyl-tRNA ligase activity
B0004830molecular_functiontryptophan-tRNA ligase activity
B0005524molecular_functionATP binding
B0005737cellular_componentcytoplasm
B0006412biological_processtranslation
B0006418biological_processtRNA aminoacylation for protein translation
B0006436biological_processtryptophanyl-tRNA aminoacylation
B0016874molecular_functionligase activity
Functional Information from PDB Data
site_idAC1
Number of Residues23
DetailsBINDING SITE FOR RESIDUE TYM A 400
ChainResidue
ATYR77
ATHR113
AGLU116
ALYS117
AGLN198
AALA213
AALA214
AASP216
AGLN217
ATRP221
ALYS242
ATHR78
APHE243
AVAL244
ALYS253
AMET254
AGLY79
AARG80
AGLY81
AGLY89
AHIS90
APRO93
AGLN111

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 393
ChainResidue
AHIS87
AHIS90
ALYS253
ASER255
AALA256

site_idAC3
Number of Residues21
DetailsBINDING SITE FOR RESIDUE TYM B 900
ChainResidue
BTYR77
BGLY79
BARG80
BGLY81
BGLY89
BHIS90
BPRO93
BGLN111
BTHR113
BGLU116
BLYS117
BGLN198
BALA213
BALA214
BASP216
BGLN217
BTRP221
BPHE243
BVAL244
BLYS253
BMET254

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 B 393
ChainResidue
BHIS87
BHIS90
BLYS253
BMET254
BSER255
BALA256

Functional Information from PROSITE/UniProt
site_idPS00178
Number of Residues10
DetailsAA_TRNA_LIGASE_I Aminoacyl-transfer RNA synthetases class-I signature. P..SGpMHIGHI
ChainResidueDetails
APRO82-ILE91

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues16
DetailsMotif: {"description":"'HIGH' region"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues8
DetailsMotif: {"description":"'KMSKS' region"}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1d2r
ChainResidueDetails
ALYS253
AALA256

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1d2r
ChainResidueDetails
BLYS253
BALA256

246905

PDB entries from 2025-12-31

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