>2c2v_L mol:protein length:142 Ubiquitin-conjugating enzyme E2 variant 1 TTGVKVPRNFRLLEELEEGQKGVGDGTVSWGLEDDEDMTLTRWTGMILGPPRTIYENRI YSLKIECGPKYPEAPPFVRFVTKINMNGVNSSNGVVDPRAISVLAKWQNSYSIKVVLQE LRRLMMSKENMKLPQPPEGQCYSN