Importantly, genomic errors at CatSper subunit loci are reported in infertile men (Avidan et al., 2003; Avenarius et al., 2009; Bhilawadikar et al., 2013; Jaiswal et al., 2014; Brown et al., 2018; Luo et al., 2019). Here, CATSPER1 is linked to Infertility.