# OC Root 2nd 3rd PC Gene/Definition OC.341020 Archaea.85534 Euryarchaeota.71545 mka.235 mka:MK0161 pssA; Phosphatidylserine synthase; K17103 CDP-diacylglycerol---serine O-phosphatidyltransferase [EC:2.7.8.8]