>gi|38045942 ubiquitin-activating enzyme 3 isoform 1 [Homo sapiens] MADGEEPEKKRRRIEELLAEKMAVDGGCGDTGDWEGRWNHVKKFLERSGP FTHPDFEPSTESLQFLLDTCKVLVIGAGGLGCELLKNLALSGFRQIHVID MDTIDVSNLNRQFLFRPKDIGRPKAEVAAEFLNDRVPNCNVVPHFNKIQD FNDTFYRQFHIIVCGLDSIIARRWINGMLISLLNYEDGVLDPSSIVPLID GGTEGFKGNARVILPGMTACIECTLELYPPQVNFPMCTIASMPRLPEHCI EYVRMLQWPKEQPFGEGVPLDGDDPEHIQWIFQKSLERASQYNIRGVTYR LTQGVVKRIIPAVASTNAVIAAVCATEVFKIATSAYIPLNNYLVFNDVDG LYTYTFEAERKENCPACSQLPQNIQFSPSAKLQEVLDYLTNSASLQMKSP AITATLEGKNRTLYLQSVTSIEERTRPNLSKTLKELGLVDGQELAVADVT TPQTVLFKLHFTS