>sp|Q13404-6|UB2V1_HUMAN Isoform 4 of Ubiquitin-conjugating enzyme E2 variant 1 OS=Homo sapiens OX=9606 GN=UBE2V1 MKEDLNLENFTAKTIYENRIYSLKIECGPKYPEAPPFVRFVTKINMNGVNSSNGVVDPRA ISVLAKWQNSYSIKVVLQELRRLMMSKENMKLPQPPEGQCYSN