| 16532 | O54982 | KCNU1_MOUSE | Potassium channel subfamily U member 1 (Calcium-activated potassium channel subunit alpha-3) (Calcium-activated potassium channel, subfamily M subunit alpha-3) (Pore-forming subunit of the sperm-specific alkalization activated K(+) current) (KSper) (Slowp | DISRUPTION PHENOTYPE | Mutant males are infertile, but their sperm retains some fertility within in vitro fertilization assays. Spermatozoa exhibit a higher incidence of morphological abnormalities as compared to wild-type, accentuated by hypotonic challenge and deficits in motility, in the absence of bicarbonate. {ECO:0000269|PubMed:21427226}. |