UBE2D2 GI:33188456 ubiquitin-conjugating enzyme E2D 2 isoform 2 1 mfhwqatimg pndspyqggv ffltihfptd ypfkppkvaf ttriyhpnin 50 51 sngsicldil rsqwspalti skvllsicsl lcdpnpddpl vpeiariykt 100 101 drekynriar ewtqkyam