>sp|Q5MZR5|HIS4_SYNP6 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Synechococcus sp. GN=hisA MDVIPAIDLLGGQCVRLFQGDYDQAEVYGKDPVGMALRWAEAGAQRLHLVDLDGAKEGSP VNAEAIATIAQRLSIPVQVGGGLRDRDTVARLLDSGVERAILGTVAVERPALVEALAGEF PGQIAVGIDARSGKVATRGWLEDSGLTAVALAQQMADLGACALICTDIGRDGTLQGPNLE ELRAIAAAVSIPVIASGGVGSLTDLLSLLPLEAQGVSGVIVGKALYTGAVDLQEALRAIG SGRWQDVAVDDSSRLA