Table 3 Sulfur reduction enzymes and their presence in the three sulfur-reducing heterotrophic crenarchaeotes.
Enzyme | S. marinus | T. pendens | H. butylicus |
|---|---|---|---|
Sulfur/polysulfide reductase (molybdoenzyme) | - | Tpen_1121-1123 | Hbut_0371-0373 |
Sulfhydrogenase | - | - | - |
Sulfide dehydrogenase | - | - | - |
NADPH:sulfur oxidoreductase | - | Tpen_0143 | Hbut_0802 |
mbh/mbx-related | Smar_0018-0030, Smar_0645-0657, Smar_1057-1071 | - | - |