ubiquitin like modifier activating enzyme 2 FLJ13058 HRIHFB2115 UBA2, ubiquitin-activating enzyme E1 homolog (yeast) SUMO1 activating enzyme subunit 2 ubiquitin-like modifier activating enzyme 2 ACCES ARX SAE2 SUMO-activating enzyme subunit 2 SUMO-1 activating enzyme subunit 2 UBA2, ubiquitin-activating enzyme E1 homolog anthracycline-associated resistance ARX ubiquitin-like 1-activating enzyme E1B UBLE1B Anthracycline-associated resistance ARX Ubiquitin-like 1-activating enzyme E1B Ubiquitin-like modifier-activating enzyme 2 EC 2.3.2.- EC 6.3.2