>sp|A3PI63|HIS4_CERS1 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Cereibacter sphaeroides (strain ATCC 17029 / ATH 2.4.9) OX=349101 GN=hisA PE=3 SV=1 MILYPAIDLKDGQCVRLLRGEMEAATVFGDDPAAQAAAFEAAGCEWVHLVDLNGAFAGRP VNAAAVEAILARIAVPAQLGGGIRDMATIALWLEKGLARVILGTVAVENPGLVREAARAF PGRVAVGIDARKGRVATKGWATETDVMATDLARSFEDAGVAAIIYTDIDRDGAMAGPNIE ATDALARAVSIPVIASGGVSSLADLLALRDTGSIAGAISGRALYDGALDLTQALQALRT