Meanwhile, by Phenoscnner analysis, there were three SNPs in the primary analysis shared with other traits or diseases, including rs1692819 for CTSB, rs8067462 for SHMT1, and rs115668827 for NTNG1, which, however, had no explained relationship with SCLC (Supplementary Table S5). The gene discussed is SHMT1; the disease is small cell lung carcinoma.