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4FXP

Crystal structure of adenosine 5'-phosphosulfate kinase from Arabidopsis thaliana in Complex with Sulfate and APS

Functional Information from GO Data
ChainGOidnamespacecontents
A0000103biological_processsulfate assimilation
A0004020molecular_functionadenylylsulfate kinase activity
A0005524molecular_functionATP binding
B0000103biological_processsulfate assimilation
B0004020molecular_functionadenylylsulfate kinase activity
B0005524molecular_functionATP binding
C0000103biological_processsulfate assimilation
C0004020molecular_functionadenylylsulfate kinase activity
C0005524molecular_functionATP binding
Functional Information from PDB Data
site_idAC1
Number of Residues19
DetailsBINDING SITE FOR RESIDUE ADX A 301
ChainResidue
AGLY137
ASER182
APRO183
ALYS218
AILE229
AGLY231
APHE232
ATHR233
AHOH406
AHOH534
AHOH549
AASP138
AARG141
APHE150
AARG155
AASN158
AILE159
ALEU180
AILE181

site_idAC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE SO4 A 302
ChainResidue
ALEU109
ASER110
AGLY111
ASER112
AGLY113
ALYS114
ASER115
AHOH424
AHOH452

site_idAC3
Number of Residues18
DetailsBINDING SITE FOR RESIDUE ADX B 301
ChainResidue
BGLY137
BASP138
BARG141
BPHE150
BARG155
BASN158
BLEU180
BILE181
BSER182
BPRO183
BLYS218
BLEU220
BLYS230
BGLY231
BPHE232
BTHR233
BHOH439
BHOH452

site_idAC4
Number of Residues8
DetailsBINDING SITE FOR RESIDUE SO4 B 302
ChainResidue
BLEU109
BGLY111
BSER112
BGLY113
BLYS114
BSER115
BHOH411
BHOH484

site_idAC5
Number of Residues21
DetailsBINDING SITE FOR RESIDUE ADX C 301
ChainResidue
BTHR79
BASN80
BILE81
CGLY137
CASP138
CARG141
CPHE150
CARG155
CASN158
CLEU180
CILE181
CSER182
CPRO183
CLYS218
CLYS230
CGLY231
CPHE232
CTHR233
CHOH405
CHOH419
CHOH425

site_idAC6
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SO4 C 302
ChainResidue
CLEU109
CGLY111
CSER112
CGLY113
CLYS114
CSER115
CHOH450

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsActive site: {"description":"Phosphoserine intermediate","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues24
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"22184237","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues15
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"22184237","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22810229","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues3
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues3
DetailsSite: {"description":"Participates in a stacking interaction with the adenine ring of adenylyl-sulfate"}
ChainResidueDetails

238895

PDB entries from 2025-07-16

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