# OC Root 2nd 3rd 4th PC Gene/Definition OC.65869 Archaea.41607 Crenarchaeota.7601 Aeropyrum.295 ape.1312 ape:APE_2023 csd; cysteine desulfurase; K11717 cysteine desulfurase / selenocysteine lyase [EC:2.8.1.7 4.4.1.16] OC.65869 Archaea.41607 Crenarchaeota.7601 Aeropyrum.295 acj.1270 acj:ACAM_1273 csd; cysteine desulfurase; K11717 cysteine desulfurase / selenocysteine lyase [EC:2.8.1.7 4.4.1.16]