CATSPER2 (Cation Channel, Sperm Associated 2): CATSPER2 is essential for sperm motility and fertility, forming part of a complex calcium channel in sperm that is necessary for the hyperactivated motility required for fertilization. Mutations in CATSPER2 can lead to male infertility due to impaired sperm function. Research on CATSPER2 offers insights into reproductive health and potential targets for contraception or treatments for infertility....