1QKS Oxidoreductase date Aug 05, 1999
title Cytochrome Cd1 Nitrite Reductase, Oxidised Form
authors V.Fulop
compound source
Molecule: Cytochrome Cd1 Nitrite Reductase
Chain: A, B
 Organism_scientific: Paracoccus Pantotrophus
Organism_taxid: 82367
Cellular_location: Periplasm
symmetry Space Group: P 1 21 1
R_factor 0.185 R_Free 0.200
crystal
cell
length a length b length c angle alpha angle beta angle gamma
106.400 60.600 100.200 90.00 112.30 90.00
method X-Ray Diffractionresolution 1.28 Å
ligand DHE, GOL, HEC, SO4 enzyme
related structures by homologous chain: 1GQ1
Gene
Ontology
ChainFunctionProcessComponent
A, B
  • electron transfer activity


    • Primary referenceThe anatomy of a bifunctional enzyme: structural basis for reduction of oxygen to water and synthesis of nitric oxide by cytochrome cd1., Fulop V, Moir JW, Ferguson SJ, Hajdu J, Cell 1995 May 5;81(3):369-77. PMID:7736589
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (216 Kb) [Save to disk]
  • Biological Unit Coordinates (1qks.pdb1.gz) 209 Kb
  • LPC: Ligand-Protein Contacts for 1QKS
  • CSU: Contacts of Structural Units for 1QKS
  • Likely Quarternary Molecular Structure file(s) for 1QKS
  • Retrieve 1QKS in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1QKS from S2C, [Save to disk]
    • View 1QKS 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 1QKS
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Conformational Epitope Prediction for 1QKS 1QKSA 1QKSB from the CEP Server.
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1QKS, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1qksa2, region A:136-567 [Jmol] [rasmolscript] [script source]
        - Domain d1qksa1, region A:9-135 [Jmol] [rasmolscript] [script source]
        - Domain d1qksb2, region B:136-567 [Jmol] [rasmolscript] [script source]
        - Domain d1qksb1, region B:9-135 [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: [1qks_B] [1qks_A] [1qks]
  • SWISS-PROT database: [P72181]
  • Domain organization of [NIRS_PARPN] by SWISSPFAM
    • Other resources with information on 1QKS
  • Community annotation for 1QKS 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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