2QKC Oxidoreductase date Jul 10, 2007
title Structural And Kinetic Study Of The Differences Between Huma E.Coli Manganese Superoxide Dismutases
authors J.Zheng, J.F.Domsic, D.Cabelli, R.Mckenna, D.N.Silverman
compound source
Molecule: Superoxide Dismutase [Mn]
Chain: A, C
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Sod2
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Qc774
Expression_system_vector_type: Plasmid
symmetry Space Group: P 61 2 2
R_factor 0.199 R_Free 0.206
length a length b length c angle alpha angle beta angle gamma
81.108 81.108 242.545 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.30 Å
ligand MN enzyme Oxidoreductase E.C. BRENDA
A, C

Primary referenceStructural and kinetic study of differences between human and Escherichia coli manganese superoxide dismutases., Zheng J, Domsic JF, Cabelli D, McKenna R, Silverman DN, Biochemistry. 2007 Dec 25;46(51):14830-7. Epub 2007 Nov 29. PMID:18044968
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (69 Kb) [Save to disk]
  • Biological Unit Coordinates (2qkc.pdb1.gz) 128 Kb
  • LPC: Ligand-Protein Contacts for 2QKC
  • CSU: Contacts of Structural Units for 2QKC
  • Likely Quarternary Molecular Structure file(s) for 2QKC
  • Structure Factors (399 Kb)
  • Retrieve 2QKC in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2QKC from S2C, [Save to disk]
  • Re-refined 2qkc structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2QKC 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 2QKC
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2QKC, from MSDmotif at EBI
  • Fold representative 2qkc from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2qkc_A] [2qkc] [2qkc_C]
  • SWISS-PROT database: [P04179]
  • Domain organization of [SODM_HUMAN] by SWISSPFAM
  • Other resources with information on 2QKC
  • Community annotation for 2QKC 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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