ubiquitin like modifier activating enzyme 3
hUba3, NAE2
ubiquitin-activating enzyme E1C (homologous to yeast UBA3), "ubiquitin-activating enzyme E1C (UBA3 homolog, yeast)", "ubiquitin-like modifier activating enzyme 3"
NEDD8-activating enzyme E1 catalytic subunit, "NEDD8-activating enzyme E1 subunit 2"