1QNN Oxidoreductase date Oct 20, 1999
title Cambialistic Superoxide Dismutase From Porphyromonas Gingiva
authors S.Sugio, B.Y.Hiraoka, F.Yamakura
compound source
Molecule: Superoxide Dismutase
Chain: A, B, C, D
Synonym: Femn-Sod
Ec: 1.15.1.1
Engineered: Yes
Other_details: Each Chain Contains One Metal Ion (Fe3+\:Mn3
 Organism_scientific: Porphyromonas Gingivalis
Organism_taxid: 837
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_variant: Qc774
Expression_system_plasmid: Pkd210
Expression_system_gene: Sod
symmetry Space Group: P 21 21 21
R_factor 0.179 R_Free 0.223
crystal
cell
length a length b length c angle alpha angle beta angle gamma
75.470 102.660 99.590 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.80 Å
ligand FE enzyme Oxidoreductase E.C.1.15.1.1 BRENDA
related structures by homologous chain: 1UER
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B
  • superoxide dismutase activit...


    • Primary referenceCrystal structure of cambialistic superoxide dismutase from porphyromonas gingivalis., Sugio S, Hiraoka BY, Yamakura F, Eur J Biochem 2000 Jun;267(12):3487-95. PMID:10848964
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (134 Kb) [Save to disk]
  • Biological Unit Coordinates (1qnn.pdb1.gz) 130 Kb
  • LPC: Ligand-Protein Contacts for 1QNN
  • CSU: Contacts of Structural Units for 1QNN
  • Likely Quarternary Molecular Structure file(s) for 1QNN
  • Structure Factors (967 Kb)
  • Retrieve 1QNN in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1QNN from S2C, [Save to disk]
  • Re-refined 1qnn structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 1QNN 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 1QNN
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1QNN, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1qnna1, region A:1-84 [Jmol] [rasmolscript] [script source]
        - Domain d1qnna2, region A:85-191 [Jmol] [rasmolscript] [script source]
        - Domain d1qnnb1, region B:1-84 [Jmol] [rasmolscript] [script source]
        - Domain d1qnnb2, region B:85-191 [Jmol] [rasmolscript] [script source]
        - Domain d1qnnc1, region C:1-84 [Jmol] [rasmolscript] [script source]
        - Domain d1qnnc2, region C:85-191 [Jmol] [rasmolscript] [script source]
        - Domain d1qnnd1, region D:2-84 [Jmol] [rasmolscript] [script source]
        - Domain d1qnnd2, region D:85-191 [Jmol] [rasmolscript] [script source]
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1qnn_D] [1qnn_B] [1qnn_A] [1qnn] [1qnn_C]
  • SWISS-PROT database: [P19665]
  • Domain organization of [SODF_PORGI] by SWISSPFAM
    • Other resources with information on 1QNN
  • Community annotation for 1QNN 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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