>tr|A0A1W7RC05|A0A1W7RC05_AGKCO Ubiquitin-conjugating enzyme E2 D2 OS=Agkistrodon contortrix contortrix MALKRIHKELNDLARDPPAQCSAGPVGDDMFHWQATIMGPNDSPYQGGVFFLTIHFPTDY PFKPPKVAFTTRIYHPNINSNGSICLDILRSQWSPALTISKVLLSICSLLCDPNPDDPLV PEIARIYKTDREKYNRIAREWTQKYAM