>sp|P63149|UBE2B_RAT Ubiquitin-conjugating enzyme E2 B OS=Rattus norvegicus GN=Ube2b MSTPARRRLMRDFKRLQEDPPVGVSGAPSENNIMQWNAVIFGPEGTPFEDGTFKLVIEFS EEYPNKPPTVRFLSKMFHPNVYADGSICLDILQNRWSPTYDVSSILTSIQSLLDEPNPNS PANSQAAQLYQENKREYEKRVSAIVEQSWNDS