>sp|Q1REL0|PXPA_ECOUT 5-oxoprolinase subunit A OS=Escherichia coli GN=pxpA MKIDLNADLGEGCASDAELLTLVSSANIACGFHAGDAQTMQACVREAIKNGVAIGAHPSF PDRENFGRSAMQLPPETVFAQTLYQIGALAAITRAQGGVMCHVKPHGMLYNQAAKEAQLA DAIARAVYACDPALILVGLAGSELIRAGERYGLVTREEVFADRGYQADGSLVPRSQPGAL IENEEQALAQTLEMVQYGRVKSITGEWAMVTAQTVCLHGDGEHALAFARRLRATFAEKGI VVAA