. . . . . . . . . . . . . . . . . . . . . . . "sae2_mouse"^^ . "Anthracycline-associated resistance ARX"^^ . "Ubiquitin-like 1-activating enzyme E1B"^^ . "Uba2"^^ . "Uble1b"^^ . "Sae2"^^ . . "SUMO-activating enzyme subunit 2"^^ .