ID 1.8.1.19 DE sulfide dehydrogenase. CA n sulfur + hydrogen sulfide + NADP(+) = (n+1) sulfur + NADPH. CC -!- In the archaeon Pyrococcus furiosus the enzyme is involved in the CC oxidation of NADPH which is produced in peptide degradation. CC -!- The enzyme also catalyzes the reduction of sulfur with lower CC activity. DR Q8U195, SUDHA_PYRFU; Q8U194, SUDHB_PYRFU; //