PDB entry 3u55

View 3u55 on RCSB PDB site
Description: Crystal structure (Type-2) of SAICAR synthetase from Pyrococcus horikoshii OT3
Class: ligase
Keywords: SAICAR synthetase-like fold, Ligase, ATP-binding, Phosphoribosylaminoimidazole-succinocarboxamide synthetase, PurC, De novo purine biosynthesis, Ligation of carboxy and amine groups
Deposited on 2011-10-11, released 2012-10-17
The last revision prior to the SCOPe 2.02 freeze date was dated 2012-10-17, with a file datestamp of 2012-10-12.
Experiment type: XRAY
Resolution: 1.9 Å
R-factor: 0.186
AEROSPACI score: 0.5 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: phosphoribosylaminoimidazole-succinocarboxamide synthase
    Species: Pyrococcus horikoshii [TaxId:70601]
    Gene: PH0239, purC
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.02: d3u55a_
  • Heterogens: SO4, ACT, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence, based on SEQRES records: (download) 
    >3u55A (A:)
mvklmevyegkakkmipidddklimefkddatafdgtkkarfkgkgwlnaqlsviffkll
eehgikthfigvaggnrlivekldmyplevvvrnvvagslkkrlplpegyelpepively
ykndelhdpminyyhakvlgisldeikkieeialkvneilkdylakkgiilvdfklefgk
dkngdivladeispdtcrfwdaktkrsldkdvfrfdkgdlieaykeiyeritgekpef

    Sequence, based on observed residues (ATOM records): (download) 
    >3u55A (A:)
akkmipidddklimefkddatafdgtkkarfkgkgwlnaqlsviffklleehgikthfig
vaggnrlivekldmyplevvvrnvvagslkkrlplpegyelpepivelyykndelhdpmi
nyyhakvlgisldeikkieeialkvneilkdylakkgiilvdfklefgkdkngdivlade
ispdtcrfwdaktkrsldkdvfrfdkgdlieaykeiyeritgekpef