TNFRSF1A and Tinnitus: Colocalization analysis further showed that the tinnitus-associated SNP rs4149577 is colocalized with eQTL signals for TNFRSF1A in brain tissues (PP0 = 0.040, PP1 = 0.002, PP2 = 0.613, PP3 = 0.057, PP4 = 0.288; Figs. S3d-f) [14].