>sp|Q9CZY3|UB2V1_MOUSE Ubiquitin-conjugating enzyme E2 variant 1 OS=Mus musculus GN=Ube2v1 MAATTGSGVKVPRNFRLLEELEEGQKGVGDGTVSWGLEDDEDMTLTRWTGMIIGPPRTIY ENRIYSLKIECGPKYPEAPPSVRFVTRVNMSGVSSSNGVVDPRATAVLAKWQNSHSIKVI LQELRRLMMSKENMKLPQPPEGQCYSN