>tr|A4NV94|A4NV94_HAEIF 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Haemophilus influenzae 22.4-21 GN=hisA MKQSIIIPALDLINGQVVRLHQGDYAKQTTYSDNPIKQFDNYVRQGAKQLHLVDLTGAKN PQSRQTALIGKIVEATQCKVQVGGGIRTEQDVADLLAVGANRVVIGSTAVTHRSMVKNWF IKYGAEKFVLALDVNINASGQKIVAISGWQEESGVLLETLIEDFQTVGLQQVLCTDISRD GTLTGSNIGLYQEICEKYPPIQFQSSGGIGSLADIEALKGTGVSGVIVGRALLEGKFTLS EAIKCWQNG