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2R7K

Crystal structure of FAICAR synthetase (PurP) from M. jannaschii complexed with AMPPCP and AICAR

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0000287molecular_functionmagnesium ion binding
A0005524molecular_functionATP binding
A0006164biological_processpurine nucleotide biosynthetic process
A0006188biological_processIMP biosynthetic process
A0006189biological_process'de novo' IMP biosynthetic process
A0016874molecular_functionligase activity
A0016879molecular_functionligase activity, forming carbon-nitrogen bonds
A0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues2
DetailsBINDING SITE FOR RESIDUE SO4 A 500
ChainResidue
ALYS56
AARG57

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CL A 601
ChainResidue
AHIS27
AARG314
AASP316
AGLY317

site_idAC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CL A 602
ChainResidue
AHIS210
AASP316
ATHR319

site_idAC4
Number of Residues20
DetailsBINDING SITE FOR RESIDUE ACP A 400
ChainResidue
APRO140
AILE154
ALYS156
ATYR166
AGLU199
AGLU200
ATYR201
AGLU230
AARG238
ATYR253
AGLN297
ALEU299
APHE309
AGLU310
AHOH621
AHOH637
AHOH667
AHOH668
AHOH669
AHOH672

site_idAC5
Number of Residues12
DetailsBINDING SITE FOR RESIDUE AMZ A 401
ChainResidue
AHIS27
ASER94
AARG228
AILE255
AASN258
AARG264
ASER266
AGLY317
AGLY318
AHOH635
AHOH636
AHOH670

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues7
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_01163","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

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