>tr|A0A3Z0CEL3|A0A3Z0CEL3_SALET Phosphatidylserine decarboxylase proenzyme OS=Salmonella enterica subsp. enterica serovar Haifa GN=psd MLNSFKLSLQYILPKLWLTRLAGWGASKRAGWLTKLVIDLFVKYYKVDMTEAQKPDTASY RTFNDFFVRPLRDDVRPLNTDPNILVMPADGVISQLGRIEEDKILQAKGHNYSLEALLAG NYLMADKFRNGTFVTTYLSPRDYHRVHMPCNGILREMIYVPGDLFSVNHLTAQNVPNLFA RNERVICLFDTEFGPMAQILVGATIVGSIETVWAGTITPPREGIIKRWTWPEGEHEGSVA LLKGQEMGRFKLGSTVINLFAPGKVNLIASLASLSVTKIGQPLATSTETFVAPEVEPAPL PAEEIKAEHDASPLVDNKKDDT