PIWIL2 and Abnormal sperm morphology: Finally, heterozygous variants in seven teratozoospermia‐related genes were predicted to be potentially deleterious (Figure 1A: PLK4: p.Pro953Leu; AGTPBP1: p.Glu423Asp, p.Pro653Leu, p.Arg811His; GRID2: p.Arg631Gln; KISS1R: p.Pro196His; P2RX2: p.Ala182Ser; MEIG1: p.Asp63Asn; PIWIL2: p.Thr937Ser).