CATH Classification

Domain Context

CATH Clusters

Superfamily NADPH-cytochrome p450 Reductase; Chain A, domain 3
Functional Family NADPH--cytochrome P450 reductase

Enzyme Information

1.6.2.4
NADPH--hemoprotein reductase.
based on mapping to UniProt Q9SUM3
NADPH + n oxidized hemoprotein = NADP(+) + n reduced hemoprotein.
-!- This enzyme catalyzes the transfer of electrons from NADPH, an obligatory two-electron donor, to microsomal P450 monooxygenases (e.g. EC 1.14.14.1) by stabilizing the one-electron reduced form of the flavin cofactors FAD and FMN. -!- It also reduces cytochrome b5 and cytochrome c. -!- The number n in the equation is 1 if the hemoprotein undergoes a 2-electron reduction, and is 2 if it undergoes a 1-electron reduction.

UniProtKB Entries (1)

Q9SUM3
NCPR2_ARATH
Arabidopsis thaliana
NADPH--cytochrome P450 reductase 2

PDB Structure

PDB 5GXU
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structure of the Arabidopsis thaliana NADPH-cytochrome P450 reductase 2 (ATR2) provides insight into its function
Niu, G., Zhao, S., Wang, L., Dong, W., Liu, L., He, Y.
FEBS J.
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