>tr|A0A4Q1UST9|A0A4Q1UST9_9HYPH Phosphoribosyl-AMP cyclohydrolase OS=Mesorhizobium erdmanii GN=hisI MSALGFPKTPSDKKALEEGAVFSPRFDPAGLVTVVVTDAEDGMLLMVAHMNAQALALTLE TGIAHYWSRSRNALWKKGETSGNFQHVVEMRTDCDQDALWLRVKVLGHDATCHTGRRSCF YRTVGLVDGKGTLVDDGSKPLFDAEFTYRKPSS