>tr|A0A1S2BAB1|A0A1S2BAB1_STEMA Phosphatidylserine decarboxylase proenzyme OS=Stenotrophomonas maltophilia GN=psd MSLTTALTYALPHRLLSSMARSLAYSDDPRVSRWLIDTVTRKFNVNLDEAANPDPRSYAT FNQFFTRALKPGARVADADPRSLVMPADGRISQLGRIEAGRIFQAKGQSFTAAELLGSDE DAKPYNDGLYATVYLSPRDYHRVHMPWTGTLRETVHVPGRLFSVGPAAVNGVPRLFARNE RLVCHFDTSFGPMVSVMVGALLVSGVETVWSGEEIPAYGDRITRKDYRGQGIQLERFAEM ARFNYGSTVIVLLPPGVAEFAPQLGAESPVQLGQALAKLR