Among the patients with CKD, 33.3% (2/6) PPN, 18.2% (2/11) DN, 15.8% (9/57) IgAN, 11.8% (14/119) NS, 11.4% (4/35) PMN and 0% (0/4) VAN were positive for anti-DFS70 antibodies. The gene discussed is PSIP1; the disease is chronic kidney disease.