>tr|A0A246LSI1|A0A246LSI1_HELPX Phosphatidylserine decarboxylase proenzyme OS=Helicobacter pylori GN=psd MVALSNALSRVFGSLAGYKFPSFIQKGINALYVKIFKIDLSEFEPLENYRSLNALFTRSL KKERPFDKSPNICIAPCDALITECAFLDNDSALQIKGMPYKAHELVGEINPLSPSFFYAN FYLSPKDYHHYHAPCDLEILEARYFAGKLLPVNKPSLHKNNNLFVGNERVTLVAKDIQGN RLYFVAVGALNVGKMRFNFDKNIQTNAKARFTQTYSYNPPIKVKKGDNLGNFEMGSTIVL FIQNTAFKDLKEKNVKFGESIGEFHAN