>tr|Q6PB14|Q6PB14_XENLA Ubiquitin-conjugating enzyme E2 A OS=Xenopus laevis GN=ube2a.L MSTPARRRLMRDFKRLQEDPPAGVSGAPSENNIMVWNAVIFGPEGTPFEDGTFKLTIEFT EEYPNKPPTVRFVSKMFHPNVYADGSICLDILQNRWSPTYDVSSILTSIQSLLDEPNPNS PANSQAAQLYQENKREYEKRVSAIVEQSWRDC