# OC Root 2nd 3rd PC Gene/Definition OC.65826 Archaea.16153 Euryarchaeota.15152 hbo.138 hbo:Hbor_01140 cysteine desulfurase; K11717 cysteine desulfurase / selenocysteine lyase [EC:2.8.1.7 4.4.1.16] OC.65826 Archaea.16153 Euryarchaeota.15152 hbo.3322 hbo:Hbor_34450 cysteine desulfurase