Tags: Enzyme.
Sulfite reductase (NADPH) (EC 1.8.1.2 sulfite (reduced nicotinamide adenine dinucleotide phosphate) reductase NADPH-sulfite reductase NADPH-dependent sulfite reductase H2S-NADP oxidoreductase sulfite reductase (NADPH2)) is an enzyme with system name hydrogen-sulfide:NADP+ oxidoreductase. This enzyme catalises the following chemical reaction hydrogen sulfide + 3 NADP+ + 3 H2O sulfite + 3 NADPH + 3 H+Sulfite reductase is an iron flavoprotein (FAD and FMN).