>sp|Q0TG63|HIS4_ECOL5 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Escherichia coli O6:K15:H31 GN=hisA MIIPALDLIDGTVVRLHQGDYGKQRDYGNNPLPRLQDYAAQGAEVLHLVDLTGAKDPAKR QIPLIKTLVAGVNVPVQVGGGVRSEKDVAALLEAGVARVVVGSTAVKSPEMVKGWFERFG ADALVLALDVRIDEQGNKQVAVSGWQENSGVSLEQLVETYLPVGLKHVLCTDISRDGTLA GSNVSLYEEVCARYPQVAFQSSGGIGDINDVAALRGTGVRGVIVGRALLEGKFTVKEAIA CWQNA