# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.51659 Bacteria.879806 Firmicutes.263853 Firmicutes___Clostridia.127124 Halanaerobium.1398 has.216 has:Halsa_0177 succinyl-CoA synthetase, alpha subunit; K01902 succinyl-CoA synthetase alpha subunit [EC:6.2.1.5]