>sp|Q03K81|HIS4_STRTD 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Streptococcus thermophilus GN=hisA MQILPAIDIKDGQAVRLFKGDFNQKTVVNPDIIEQAKTFKNAGIQFIHLVDLDGTLDGRA TNRDLITEVKKISGLGIEVGGGIRTLEQIRDYLAVGIDRIIIGSMAVKDPDFVRAALEEF GADRIVVGIDAKAGLVATEGWLETSNVDYITLAKEMEKMGVTLFIYTDVDRDGTLTGPNL DHYKCLVSELTTAKVIASGGVAELADLNHLQEIGVAGTIVGKAYYNGNITLDQLKSFGG