>sp|Q57MR9|HIS4_SALCH 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Salmonella choleraesuis GN=hisA MIIPALDLIDGTVVRLHQGDYARQREYGNDPLPRLQDYAAQGAGVLHLVDLTGAKDPAKR QIPLIKTLVAGVNVPVQVGGGVRTEEDVAALLKAGVARVVIGSTAVKSPDVVKGWFERFG AQALVLALDVRIDEHGNKQVAVSGWQENSGVSLEQLVETYLPVGLKHVLCTDISRDGTLA GSNVSLYEEVCARYPQIAFQSSGGIGNIDDIAALRGTGVRGVIVGRALLEGKFTVKEAIQ CWQNV