>sp|B9LI75|HIS4_CHLSY 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Chloroflexus aurantiacus GN=hisA MEIIPAIDIKDGRCVRLYQGDFAQMTVYADDPVAVARSWEAQGATRLHLVDLDGARAGHP QNVDAILAITQAVQIPVQLGGGLRREQDVESALALGVERVIIGTAAIAETDLVARLLDRF GEQIVIGIDARNGLVATDGWTVTSSVKATVLAEQMANLGARRIIYTDISRDGALSGPNFA ALSELITPHGPAIIASGGIASIDHVRQLAQLGVEGAIIGKALYVGAVKLAEAMAVAHMTN V