>sp|B2S985|HIS2_BRUA1 Phosphoribosyl-ATP pyrophosphatase OS=Brucella abortus GN=hisE MSQFTLADLERIVAERASVTDGTSYTASLVAKGQPKAAQKLGEEAVETVIAAVSGDRAGV VSESADLLYHLAVVWNIAGVALEDVLQELQRRTAQTGLAEKASRPKG