>tr|F4VI31|F4VI31_ECOLX RNA pyrophosphohydrolase OS=Escherichia coli H591 GN=rppH MIDDDGYRPNVGIVICNRQGQVMWARRFGQHSWQFPQGGINPGESAEQAMYRELFEEVGL SRKDVRILASTRNWLRYKLPKRLVRWDTKPVCIGQKQKWFLLQLVSGDAEINMQTSSTPE FDGWRWVSYWYPVRQVVSFKRDVYRRVMKEFASVVMSLQENTPKPQNASAYRRKRG