>tr|S6F3F8|S6F3F8_LACLL 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Lactococcus lactis subsp. lactis A12 GN=hisA MKIIPAIDLQNGEAVRLYKGDYDKKTVYSKNPLEIAQKFERMGATDLHLVDLDGAKIGQT RNLELVRKIKDETRLKIEIGGGIRDFDTVRMYLEQIGVERVILGTAAVEKPDFLKELLIK YGPSRIVVGVDIREGFVSTSGWLEKTSLPYLSFLKKLERIGVKTTIITDISKDGTLTGPN FKLYDEISKENSLNVIISGGVKDNSDIQRATRSDFYGIIVGKAYYEGKINLEKEFRNAN