| desulfurases | Enzymes or groups of enzymes catalyzing the removal of a molecule of H2S or substituted H2S from a compound, as in the conversion of cysteine to pyruvic acid by cysteine desulfhydrase (cystathionine gamma-lyase). Synonym: desulfurases. (05 Mar 2000) |
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| cysteine desulfurase | <enzyme> Pyridoxal phosphate enzyme which catalyses the formation of l-alanine and elemental sulfur from cysteine; required for full activation of the metalloproteins of azotobacter vinelandii nitrogenase Registry number: EC 4.4.1.- Synonym: nifs gene product, azotobacter, nifs protein, azotobacter (26 Jun 1999) |
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