>sp|Q9V6U8|UBA3_DROME Nedd8-activating enzyme E1 catalytic subunit OS=Drosophila melanogaster GN=Uba3 MSVHSPNPGLILQSKRFNGLRNILEREGPFCKDGFAASSENLEFLQTKCQVLIIGAGGLG CELLKDLALMGFGNLHVIDMDTIELSNLNRQFLFRRTDIGASKAECAARFINARVPTCRV TPHFKKIQDFDESFYQQFHLVVCGLDSIVARRWINGMLLSMLRYEEDGTIDTSSIVPMID GGTEGFKGNARVILPGFTACIECTLDLFPPQVNYPLCTIANTPRLPEHCIEYVKIIQWEK QNPFGVPLDGDDPQHIGWIYERALERSNEFNITGVTYRLVQGVVKHIIPAVASTNAAIAA ACALEVFKLATSCYDSMANYLNFNDLDGIYTYTYEAEKSENCLACSNTPQPLPIEDPNTT TLEDVIKLLCDSPRFQLKSPALTTVMKDGKRRTLYMSGVKSIEEATRKNLTQSLGELGLH DGQQLTVTDATSPSAMTLQLKYQSNEVEMV