>sp|A1VK41|HIS4_POLNA 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Polaromonas naphthalenivorans GN=hisA MLLIPAIDLKDGHCVRLKQGDMDQSTIFSEDPAAMARNWVDKGARRLHLVDLNGAFAGKP KNEAAIKRILAEVGSEIDVQLGGGIRDLDTIERYLDAGLRYVIIGTAAVKNPGFLQDACT AFGGHIIVGLDAKDGRVATDGWSKLTGHEVVDLAKKFQDYGVESIIYTDIGRDGMLSGIN IQATVKLAQALTIPVIASGGLSNMADIDALCAVEDEGVQGVICGRSIYSGDLDFEAAQER ADELNG