# OC Root 2nd 3rd PC Gene/Definition OC.65811 Archaea.12017 Crenarchaeota.7600 ffo.1019 ffo:FFONT_1044 cysteine desulfurase, SufS subfamily; K11717 cysteine desulfurase / selenocysteine lyase [EC:2.8.1.7 4.4.1.16] OC.65811 Archaea.12017 Crenarchaeota.7600 ffo.1156 ffo:FFONT_1182 cysteine desulfurase, SufS subfamily; K11717 cysteine desulfurase / selenocysteine lyase [EC:2.8.1.7 4.4.1.16]