1FIQ Oxidoreductase date Aug 04, 2000
title Crystal Structure Of Xanthine Oxidase From Bovine Milk
authors C.Enroth, B.T.Eger, K.Okamoto, T.Nishino, T.Nishino, E.F.Pai
compound source
Molecule: Xanthine Oxidase
Chain: A
Fragment: Residues 1-219
Synonym: Xo
Ec: 1.1.3.22
Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Secretion: Milk

Molecule: Xanthine Oxidase
Chain: B
Fragment: Residues 220-569
Synonym: Xo
Ec: 1.1.3.22

Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Secretion: Milk

Molecule: Xanthine Oxidase
Chain: C
Fragment: Residues 570-1332
Synonym: Xo
Ec: 1.1.3.22

Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Secretion: Milk
symmetry Space Group: C 2 2 21
R_factor 0.212 R_Free 0.275
crystal
cell
length a length b length c angle alpha angle beta angle gamma
117.831 165.403 154.447 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.50 Å
ligand FAD, FES, GOL, MOS, MTE, SAL BindingDB enzyme Oxidoreductase E.C.1.1.3.22 BRENDA
note 1FIQ (Molecule of the Month:pdb117)
related structures by homologous chain: 1FO4, 1WYG
Gene
Ontology
ChainFunctionProcessComponent
A


B


C


Primary referenceCrystal structures of bovine milk xanthine dehydrogenase and xanthine oxidase: structure-based mechanism of conversion., Enroth C, Eger BT, Okamoto K, Nishino T, Nishino T, Pai EF, Proc Natl Acad Sci U S A 2000 Sep 26;97(20):10723-8. PMID:11005854
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (210 Kb) [Save to disk]
  • Biological Unit Coordinates (1fiq.pdb1.gz) 402 Kb
  • LPC: Ligand-Protein Contacts for 1FIQ
  • CSU: Contacts of Structural Units for 1FIQ
  • Likely Quarternary Molecular Structure file(s) for 1FIQ
  • Retrieve 1FIQ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1FIQ from S2C, [Save to disk]
  • View 1FIQ in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 1FIQ
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1FIQ, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1fiqa2, region A:2-92 [Jmol] [rasmolscript] [script source]
        - Domain d1fiqa1, region A:93-165 [Jmol] [rasmolscript] [script source]
        - Domain d1fiqb2, region B:224-414 [Jmol] [rasmolscript] [script source]
        - Domain d1fiqb1, region B:415-528 [Jmol] [rasmolscript] [script source]
        - Domain d1fiqc1, region C:571-694 [Jmol] [rasmolscript] [script source]
        - Domain d1fiqc2, region C:695-1315 [Jmol] [rasmolscript] [script source]
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1fiq] [1fiq_B] [1fiq_C] [1fiq_A]
  • SWISS-PROT database: [P80457]
  • Domain organization of [XDH_BOVIN] by SWISSPFAM
  • Domains found in 1FIQ: [Ald_Xan_dh_C] [CO_deh_flav_C ] by SMART
  • Other resources with information on 1FIQ
  • Community annotation for 1FIQ at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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