>tr|A0A4S3DY20|A0A4S3DY20_SALON Phosphatidylserine decarboxylase proenzyme OS=Salmonella oranienberg GN=psd MLNSFKLSLQYILPKLWLTRLAGWGASKRAGWLTKLVIDLFVKYYKVDMTEAQKPDTASY RTFNDFFVRPLRDDVRPLNTDPNILVMPADGVISQLGRIEEDKILQAKGHNYSLEALLAG NYLMADKFRNGTFVTTYLSPRDYHRVHMPCNGILREMIYVPGDLFSVNHLTAQNVPNLFA RNERVICLFDTEFGPMAQILVGATIVGSIETVWAGTITPPREGIIKRWTWPEGEHEGSVA LLKGQEMGRFKLGSTVINLFAPGKVNLIASLASLSVTKIGQPLATSTETFVAPEVEPAPL PAEEIKAEHDASPLVDNKKDDT