ERCC1 and XFE progeroid syndrome: In humans, deficiency of ERCC1 or XPF results in various conditions including xeroderma pigmentosum, Cockayne syndrome, cerebro‐oculo‐facio‐skeletal syndrome, Fanconi anemia, and XFE progeroid syndrome (Manandhar et al., 2015; Niedernhofer et al., 2006; Sijbers et al., 1996).