>sp|Q1D4M2|HIS4_MYXXD 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Myxococcus xanthus GN=hisA MIAIPAIDLREGACVQLVGGSYAAEKVRVEEPLEALKQWRRHGFRAFHVVDLDAALGKGS NADAIFQLTAYERGLTFSVGGGVRDSDRVETVLSGGAEFVVVGTRAIEDAGWLADIANRF PGRVVVAADVKGREVVTRGWTAGSHRDIREVLAAFEPLPLGGLLVTAVHKEGQLSGVDLP LMREVASTSRHRLYASGGVTTMEDLRALAAAGAYGAVIGMALYTGRLDASAVAREFAG