>tr|A0A1Y3E2Z6|A0A1Y3E2Z6_HELPX L-serine dehydratase OS=Helicobacter pylori SS1 GN=X568_06470 MASFSILSIFKIGVGPSSSHTIGPMEAGARFCESLKGILEQVVRVQITLHGSLALTGKGH LSDEAVLIGLHGIYANELEVTTKKALLHEALENKVLKLANQHHIPFDYAKDLIFDNKPLT RHQNALILKAFNSKNEVLKEETYYSVGGGFVYTEKELDNLSEEDGNESIAYDFSSAKELL ELCQKHQKSIAEIVRLRENALKNHPDATMVKIYHAMLECYDNGANSKERYLPGSLKVTRL APSIKTRLEKHPTSGKDPLALIDYISLYARAIAEENASGGKVVTAPTNGACAVVPSVLLY AKNHLFENLSQKAINDFLLTSAAIGYLYKKNASLSGAEAGCQAEIGVASSMAAGGLAHLC QATTQQVLIASEIAMEHHLGLTCDPVGGLVQIPCIERNVLGAIKAISASKLALEDEYKPK VSLDEVIATMYATGKDMNEKYKETSLGGLAKTLKC