Cation channel sperm-associated protein 1

UniProtKB accession:  Q91ZR5

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UniProtKB description:  Voltage-gated calcium channel that plays a central role in sperm cell hyperactivation. Controls calcium entry to mediate the hyperactivated motility, a step needed for sperm motility which is essential late in the preparation of sperm for fertilization. Activated by intracellular alkalinization.