>tr|A0A1W7RC12|A0A1W7RC12_AGKCO Ubiquitin-conjugating enzyme E2 A OS=Agkistrodon contortrix contortrix MSTPARRRLMRDFKRLQEDPPAGVSGAPSENNIMVWNAVIFGPEGTPFEDGTFKLTIEFT EEYPNKPPTVRFVSKMFHPNVYADGSICLDILQNRWSPTYDVSSILTSIQSLLDEPNPNS PANSQAAQLYQENKREYEKRVSAIVEQSWRDC