Spinal Muscular Atrophy, X-Linked 2, also known as smax2, is related to spinal muscular atrophy, type ii and spinal muscular atrophy, and has symptoms including facial paresis An important gene associated with Spinal Muscular Atrophy, X-Linked 2 is UBA1 (Ubiquitin Like Modifier Activating Enzyme 1), and among its related pathways/superpathways are SARS-CoV-2 modulates host translation machinery and Ubiquitination Cascade. Affiliated tissues include spinal cord and testes, and related phenotypes are skeletal muscle atrophy and areflexia