>tr|A0A2S1AE09|A0A2S1AE09_9BACI Phosphatidylserine decarboxylase proenzyme OS=Bacillus cytotoxicus GN=psd MRRTLYRLMIELTNGRFTSYILRKFAQSRFSSIIIPSYAKVFQINQDEMEKDLKEYRTLH ELFTRKLKEGKRMIHAEAAAVVSPVDGIFADFGPIEESKTFDIKGKRYSIVDMLGNEERA SRYAGGTYVVIYLSPSHYHRIHSPLSGTVTERFELGGKSYPVNAAGMKYGKEPLSKNYRS VTEVDSEGKRMALVKVGAMFVNSIELLHKRNTVQKGEEMAYFTFGSTVVLLFEKGMIEAV STLTSGQELRVGEKIATRLTS