>sp|A7I9M0|HIS3_METB6 Phosphoribosyl-AMP cyclohydrolase OS=Methanoregula boonei GN=hisI
MLPLKFHEGGLIPVIVQDQKTREVLMMAYANEEAVRLTESTGSAHYYSRSRKKIWKKGEE
SGHFQKVGRILVDCDEDCLIYEVEQTGAACHTGYRTCFYRTLDGVTIGEKIFDPEKVYGK
TGH