CATH Classification

Domain Context

CATH Clusters

Superfamily Translation factors
Functional Family NADH-cytochrome b5 reductase

Enzyme Information

1.6.2.2
Cytochrome-b5 reductase.
based on mapping to UniProt P20070
NADH + 2 ferricytochrome b5 = NAD(+) + H(+) + 2 ferrocytochrome b5.

UniProtKB Entries (1)

P20070
NB5R3_RAT
Rattus norvegicus
NADH-cytochrome b5 reductase 3

PDB Structure

PDB 1QX4
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
The structure of the S127P mutant of cytochrome b5 reductase that causes methemoglobinemia shows the AMP moiety of the flavin occupying the substrate binding site
Bewley, M.C., Davis, C.A., Marohnic, C.C., Taormina, D., Barber, M.J.
Biochemistry