CATH Classification

Domain Context

CATH Clusters

Superfamily Flavocytochrome C3; Chain A
Functional Family

Enzyme Information

1.7.2.2
Nitrite reductase (cytochrome; ammonia-forming).
based on mapping to UniProt Q9S1E5
NH(3) + 2 H(2)O + 6 ferricytochrome c = nitrite + 6 ferrocytochrome c + 7 H(+).
-!- The enzyme also reduces nitric oxide and hydroxylamine to ammonia, and sulfite to sulfide.

UniProtKB Entries (1)

Q9S1E5
NRFA_WOLSU
Wolinella succinogenes DSM 1740
Cytochrome c-552

PDB Structure

PDB 3BNG
External Links
Method X-RAY DIFFRACTION
Organism Wolinella
Primary Citation
Binding and Reduction of Sulfite by Cytochrome c Nitrite Reductase
Lukat, P., Rudolf, M., Stach, P., Messerschmidt, A., Kroneck, P.M.H., Simon, J., Einsle, O.
Biochemistry