>gi|40806167 ubiquitin-conjugating enzyme E2 variant 1 isoform a [Homo sapiens] MPGEVQASYLKSQSKLSDEGRLEPRKFHCKGVKVPRNFRLLEELEEGQKG VGDGTVSWGLEDDEDMTLTRWTGMIIGPPRTIYENRIYSLKIECGPKYPE APPFVRFVTKINMNGVNSSNGVVDPRAISVLAKWQNSYSIKVVLQELRRL MMSKENMKLPQPPEGQCYSN