>d2id0c2 b.40.4.5 (C:83-172) Exoribonuclease 2, RNB, middle domain {Escherichia coli [TaxId: 562]} ltrfvgkvqgkndrlaivpdhpllkdaipcraarglnhefkegdwavaemrrhplkgdrs fyaeltqyitfgddhfvpwwvtlarhnlek