KCNN2 and atrial fibrillation: More interestingly, 16 of the identified protein-coding genes have been implicated in the GWAS of AF conducted by Roselli et al. (2018, 2020) and Nielsen et al. (2018), including AGBL4, COG5, DGKB, HSF2, KCND3, KCNN2, SLC27A6, SYNE2, and SYNPO2L in the turquoise ceRNA network and MYH7, MYOCD, MYO18B, NAV2, PHLDB2, RPL3L, and SMAD7 in the yellow ceRNA network.