>d2ix0a1 b.40.4.5 (A:83-172) Exoribonuclease 2, RNB, middle domain {Escherichia coli [TaxId: 562]} ltrfvgkvqgkndrlaivpdhpllkdaipcraarglnhefkegdwavaemrrhplkgdrs fyaeltqyitfgddhfvpwwvtlarhnlek