Sulfite reductase (NADPH)

Sulfite reductase (NADPH)
Sulfite reductase monomer, E.Coli
Identifiers
EC no.1.8.1.2
CAS no.9029-35-0
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum
Search
PMCarticles
PubMedarticles
NCBIproteins

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 systematic 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).