>sp|Q5KVC9|HIS4_GEOKA 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Geobacillus kaustophilus GN=hisA MAAFTIYPAVDMRGGKCVRLLQGDYNKETVYGDSPVAMAEQFAAQGAEWIHMVDLDGAKE GRRVNDRFVIEAARRLSVHVQVGGGIRTEEDIVHYLENGVARVILGSAAISDPPFVKKML QKYGRRIVIGIDARDGFVATEGWLATSNVKAEELGRMLAEAGAETFIFTDIATDGTLSGP NIAAAVRLAEATGKEVIASGGVSSLDDLRALCQYAGQGIGGAIVGKALYTNQFTLAEALK VVNER