>sp|A1KAV5|HIS4_AZOSB 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Azoarcus sp. GN=hisA MLLIPAIDLKDGQCVRLKQGEMDDATVFSEDPAAMARHWIKQGARRLHLVDLNGAFAGKP KNGGAIRAITDEVGDDIPVQLGGGIRDLDTIEHYLDNGISYVIIGTAAVKNPGFLHDACG AFPGHIIVGLDAKDGKVAVDGWSKMTGHDVVDLAKKFEDYGVEAVIYTDIGRDGMLSGVN IEATVRLARALRIPVIASGGIASLTDIEALCAVEDEGIMGAITGRAIYEGTLDLSAAQSR ADALRAPGGAA