>sp|Q1CAS2|RPPH_YERPA RNA pyrophosphohydrolase OS=Yersinia pestis bv. Antiqua GN=rppH MIDDDGYRPNVGIVICNRQGEVLWARRYGQHSWQFPQGGINPGETPEQAMYRELFEEVGL NKKDVRILASTRNWLRYKLPKRLVRWDTKPVCIGQKQRWFLLQLMCNEAEINMQRSSTPE FDGWRWVSYWYPVRQVVSFKRDVYRRVMKEFAATVMPVQEVAPPRVPPAYRRKRG