RTEL1 and coronary artery disorder: RTEL1 genes rs6089953, rs6010620, and rs6010621 had very strong linkage disequilibria (Figure 1); compared to the “ATT” wild‐type, the “GTT” haplotype was associated with a decreased risk of CHD (OR = 0.03, 95% CI = 0.01–0.12, p < 0.0001) (Table 4).