# OC Root 2nd 3rd 4th PC Gene/Definition OC.51572 Archaea.11340 Crenarchaeota.6180 Aeropyrum.1168 ape.726 ape:APE_1072.1 sucD; succinyl-CoA synthetase alpha chain; K01902 succinyl-CoA synthetase alpha subunit [EC:6.2.1.5] OC.51572 Archaea.11340 Crenarchaeota.6180 Aeropyrum.1168 acj.692 acj:ACAM_0694 sucD; succinyl-CoA synthetase subunit alpha; K01902 succinyl-CoA synthetase alpha subunit [EC:6.2.1.5]