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5KTS

Crystal structure of Pyrococcus horikoshii quinolinate synthase (NadA) with bound citraconate and Fe4S4 cluster

Functional Information from GO Data
ChainGOidnamespacecontents
A0005737cellular_componentcytoplasm
A0008987molecular_functionquinolinate synthetase A activity
A0009435biological_processNAD+ biosynthetic process
A0016740molecular_functiontransferase activity
A0016765molecular_functiontransferase activity, transferring alkyl or aryl (other than methyl) groups
A0019363biological_processpyridine nucleotide biosynthetic process
A0019805biological_processquinolinate biosynthetic process
A0034628biological_process'de novo' NAD+ biosynthetic process from L-aspartate
A0046872molecular_functionmetal ion binding
A0051536molecular_functioniron-sulfur cluster binding
A0051539molecular_function4 iron, 4 sulfur cluster binding
Functional Information from PDB Data
site_idAC1
Number of Residues7
Detailsbinding site for residue SF4 A 401
ChainResidue
ACYS83
AMET85
AASN111
ACYS170
AGLU198
ACYS256
ACL405

site_idAC2
Number of Residues13
Detailsbinding site for residue CIZ A 402
ChainResidue
AASP37
ASER38
ATYR109
ATHR125
ASER126
AHIS196
ASER212
ATHR213
ACL405
AHOH512
AHOH514
AHIS21
ATYR23

site_idAC3
Number of Residues4
Detailsbinding site for residue CL A 403
ChainResidue
AILE17
AARG44
AASP49
AALA50

site_idAC4
Number of Residues1
Detailsbinding site for residue CL A 404
ChainResidue
AGLN244

site_idAC5
Number of Residues3
Detailsbinding site for residue CL A 405
ChainResidue
AMET61
ASF4401
ACIZ402

site_idAC6
Number of Residues5
Detailsbinding site for residue NH4 A 406
ChainResidue
AASP137
AARG239
ATYR242
ALYS245
APHE247

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00568","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"31390192","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15937336","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"27224840","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"27404889","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00568","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"27224840","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"27404889","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"31390192","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4ZK6","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5KTM","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5KTN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5KTO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5KTP","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5KTR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5KTS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5KTT","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00568","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"31390192","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15937336","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"27404889","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

244693

PDB entries from 2025-11-12

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