PDB entry 3a4i

View 3a4i on RCSB PDB site
Description: Crystal structure of GMP synthetase PH1347 from Pyrococcus horikoshii OT3
Class: ligase
Keywords: ATP pyrophosphatase, glutamine amidotransferase, GMP synthetase, purine nucleotide biosynthesis, ATP-binding, GMP biosynthesis, Ligase, Nucleotide-binding, Purine biosynthesis
Deposited on 2009-07-07, released 2009-07-21
The last revision prior to the SCOPe 2.08 freeze date was dated 2011-07-13, with a file datestamp of 2011-05-08.
Experiment type: XRAY
Resolution: 1.79 Å
R-factor: 0.212
AEROSPACI score: 0.5 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: GMP synthase [glutamine-hydrolyzing] subunit B
    Species: Pyrococcus horikoshii [TaxId:53953]
    Gene: guaAB, PH1347
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.08: d3a4ia1, d3a4ia2
  • Chain 'B':
    Compound: GMP synthase [glutamine-hydrolyzing] subunit B
    Species: Pyrococcus horikoshii [TaxId:53953]
    Gene: guaAB, PH1347
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.08: d3a4ib1, d3a4ib2
  • Heterogens: HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence, based on SEQRES records: (download) 
    >3a4iA (A:)
mdwgrfveekvreiretvgdskaiialsggvdsstaavlahkaigdrlhavfvntgflrk
gepefvvktfrdefgmnlhyvdaqdrffsalkgvtdpeekrkiigrvfievfeevakkig
aeyliqgtiapdwiesqgkikshhnvgglpeklnlklieplrdlykdevrelakflglpe
kiynrmpfpgpglavrvigevtpekirivreanaiveeeveraglrpwqafavllgvktv
gvqgdirayketiavrivesidgmtanamnvpwevlqriafritseipevgrvlyditnk
ppatiefe

    Sequence, based on observed residues (ATOM records): (download) 
    >3a4iA (A:)
mdwgrfveekvreiretvgdskaiialsggvdsstaavlahkaigdrlhavfvntgflrk
gepefvvktfrdefgmnlhyvdaqdrffsalkgvtdpeekrkiigrvfievfeevakkig
aeyliqgtiapnlklieplrdlykdevrelakflglpekiynrmpfpgpglavrvigevt
pekirivreanaiveeeveraglrpwqafavllgvktvgvqgdirayketiavrivesid
gmtanamnvpwevlqriafritseipevgrvlyditnkppatiefe

  • Chain 'B':
    Sequence, based on SEQRES records: (download) 
    >3a4iB (B:)
mdwgrfveekvreiretvgdskaiialsggvdsstaavlahkaigdrlhavfvntgflrk
gepefvvktfrdefgmnlhyvdaqdrffsalkgvtdpeekrkiigrvfievfeevakkig
aeyliqgtiapdwiesqgkikshhnvgglpeklnlklieplrdlykdevrelakflglpe
kiynrmpfpgpglavrvigevtpekirivreanaiveeeveraglrpwqafavllgvktv
gvqgdirayketiavrivesidgmtanamnvpwevlqriafritseipevgrvlyditnk
ppatiefe

    Sequence, based on observed residues (ATOM records): (download) 
    >3a4iB (B:)
mdwgrfveekvreiretvgdskaiialsggvdsstaavlahkaigdrlhavfvntgflrk
gepefvvktfrdefgmnlhyvdaqdrffsalkgvtdpeekrkiigrvfievfeevakkig
aeyliqgtiapnlklieplrdlykdevrelakflglpekiynrmpfpgpglavrvigevt
pekirivreanaiveeeveraglrpwqafavllgvktvgvqgdirayketiavrivesid
gmtanamnvpwevlqriafritseipevgrvlyditnkppatiefe