>sp|B3EM52|HIS3_CHLPB Phosphoribosyl-AMP cyclohydrolase OS=Chlorobium phaeobacteroides GN=hisI
MNEHQDLQKSFLETVSFDSNGLVPAIVQDHESGKVLMMAWMNRESLEMTLKNRKACYWSR
SRKKLWLKGESSGNMQDVHEILIDCDGDTLLLKVSQKGGACHVGYHSCFYRKAKSDLSLE
ICDTLMFNPEDVYGKKN