PPARGC1A and Schnyder corneal dystrophy: Associations of potential relevance for endurance performance include an association of PCK1 with the hemoglobin concentration (Astle et al., 2016), an association of PPARGC1A with the resting heart rate (Eppinga et al., 2016), an association of SCD with metabolic traits (Suhre et al., 2011) specifically blood levels of myristate (14:0)/myristoleate (14:1n5) (Shin et al., 2014), and an association of TFEB with left ventricular wall thickness (Wild et al., 2017).