>sp|O65041|UBA3_ARATH NEDD8-activating enzyme E1 catalytic subunit OS=Arabidopsis thaliana GN=ECR1 MADLDVPPQVPQSKTRDLDKLLLRHGNLVDPGFVPGPGLRDDIRDYVRILVIGAGGLGCE LLKDLALSGFRNLEVIDMDRIEVTNLNRQFLFRIEDVGKPKAEVAAKRVMERVSGVEIVP HFSRIEDKEIEFYNDFNIIALGLDSIEARKYINGVACGFLEYNEDDTPKRETIKPMVDGG TEGFKGHARVILPGVTPCFECTIYLFPPQVKFPLCTLAETPRNAAHCIEYAHLIQWETVH RGKTFDPDEPEHMKWVYDEAIRRAELFGIPGVTYSLTQGVVKNIIPAIASTNAIISAACA LETLKIVSACSKTLVNYLTYNGGEGLYTEVTKFERDTECLVCGPGILIELDTSVTLSKFI EMLEDHPKLLLSKASVKQGENTLYMQAPPVLEEFHRPKLSKPLYDLMGRVQKDTIHVFGQ RALKNNEKESCTTKVRVVFKGADGVADMDTAIGA