PDBsum entry 1mmm

Oxidoreductase

PDB id: 1mmm

Contents

Protein chains

205 a.a. *

Ligands

_OH ×3

Metals

_FE ×2

Waters ×284

* Residue conservation analysis

PDB id:

1mmm

Name:

Oxidoreductase

Title:

Distinct metal environment in iron-substituted manganese superoxide dismutase provides a structural basis of metal specificity

Structure:

Protein (iron-substituted manganese superoxide dismutase). Chain: a, b. Synonym: fe-mnsod, fe-mnsd. Ec: 1.15.1.1

Source:

Escherichia coli. Organism_taxid: 562. Strain: ab2463/pdt1-5

Biol. unit:

Dimer (from PQS)

Resolution:

2.20Å R-factor: 0.192 R-free: 0.231

Authors:

R.A.Edwards,M.M.Whittaker,J.W.Whittaker,G.B.Jameson,E.N.Baker

Key ref:

R.A.Edwards et al. (1998). Distinct metal environment in fe-Substituted manganese superoxide dismutase provides a structural basis of metal specificity. J am chem soc, 120, 9684-9685.

Date:

26-Aug-98 Release date: 02-Sep-98

Protein chains

P00448  (SODM_ECOLI) -  Superoxide dismutase [Mn] from Escherichia coli (strain K12)

Seq: 206 a.a.

Struc: 206 a.a.

Enzyme reactions

• Enzyme class: E.C.1.15.1.1 - superoxide dismutase.
• Reaction: 2 superoxide + 2 H⁺ = H2O2 + O2
• Cofactor: Fe cation or Mn(2+) or (Zn(2+) and Cu cation)

Molecule diagrams generated from .mol files obtained from the KEGG ftp site