>tr|A0A3S4XW27|A0A3S4XW27_9PAST Phosphatidylserine decarboxylase proenzyme OS=Rodentibacter pneumotropicus OX=758 GN=psd_1 PE=4 SV=1 MHSISYWQRLKVAFQYVMPQLYLTQFAGWFAKQKWGKVTHLAIKAFAKKYNIDMSIAQKE QFNEYESFNEFLFVR