CATH Classification

Domain Context

CATH Clusters

Superfamily 2.40.128.20
Functional Family

Enzyme Information

1.7.6.1
Nitrite dismutase.
based on mapping to UniProt Q94734
3 nitrite + 2 H(+) = 2 nitric oxide + nitrate + H(2)O.
-!- The enzyme is one of the nitrophorins from the salivary gland of the blood-feeding insect Rhodnius prolixus. -!- Nitric oxide produced induces vasodilation after injection. -!- Nitrophorins 2 and 4 can also catalyze this reaction.

UniProtKB Entries (1)

Q94734
NP4_RHOPR
Rhodnius prolixus
Nitrophorin-4

PDB Structure

PDB 4HPC
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Complexes of ferriheme nitrophorin 4 with low-molecular weight thiol(ate)s occurring in blood plasma
He, C., Nishikawa, K., Erdem, O.F., Reijerse, E., Ogata, H., Lubitz, W., Knipp, M.
J.Inorg.Biochem.