>1WHU_1|Chain A|polynucleotide phosphorylase; 3'-5' RNA exonuclease|Mus musculus (10090)
GSSGSSGPQKIFTPSAEIVKYTKIIAMEKLYAVFTDYEHDKVSRDEAVNKIRLDTEEHLKEKFPEVDQFEIIESFNIVAKEVFRSIILNEYKRCDGRDSGPSSG