PheWAS analysis identifies associations of six cis-pQTLs with both MI and AF, i.e., rs11751347 (PLG), rs11591147 (PCSK9), rs77347777 (ITIH4), rs936228 (ULK3), rs2261033 (AIF1V), and rs2711897 (BDH2). Here, ITIH4 is linked to atrial fibrillation.