The positivity rates of anti-Ro52 or anti-SAE Abs were also different between the two group, with anti-Ro52 being more prevalent in the DM group (73.3% vs. 26.7%, p = 0.009) and anti-SAE Abs being more prevalent in the non-DM group (75% vs. 25%, p < 0.001). The gene discussed is TRIM21; the disease is dermatomyositis.