About Products Protein Database Contact

CATSPER2

Gene
Catsper2
Protein
Cation channel sperm-associated protein 2
Organism
Mus musculus
Length
588 amino acids
Function
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.
Similarity
Belongs to the cation channel sperm-associated (TC 1.A.1.19) family.
Mass
68.572 kDa
Sequence
MAQEQGHFQLLRADAIRSKLIDTFSLIEHLQGLSQAVPRHTLREILDPSYQQKLMSGDQEQLVRFSIKPRRMGHITHSRRLLSRLRVRCSRMPPLSLWAGWVLDSSVFSKFIISLIFLNTFVLMVEIELMESTNTALWPVKLALEVADWFILLSFIVEILLMWLASFSLFWKDAWNVFDFFVTLLSLLPELVVLLGVPAHSVWLQLLRVCRVLRSLKLFARFRQIKVILLALVRALKSMTFLLMLLLIFFYIFAVTGVYFFREYSRSTIEGLEYNMFFSDLLNSLVTVFILFTLDHWYAVLQDIWKVPESSRVFSSIYVILWLLLGSIIFRNIIVAMMVTNFQNIRSELSEEMSHLEVQYKADMFKQQIIQRRQHSESLRGTSLGKVSEDIIETSDASDDDDDDDDDDDDDDDDDDDKSDATESDNEESDSENSESENSESEKIDPEKDYAKKSYPEKSHPEKSYPEKSHPEKSYPEKSHPKKSYDEQAEAEKVKEESKEKAYPVSHSISSHGSTAADTAFLENLDWETLVHENLPGLMDMDQDDRIVWPRDSLFRYFELLEKLQYNLEERKKLQEFAVQALMSFEDK

Gene
Catsper2
Protein
Cation channel sperm-associated protein 2
Organism
Rattus norvegicus
Length
584 amino acids
Function
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 (By similarity).
Similarity
Belongs to the cation channel sperm-associated (TC 1.A.1.19) family.
Mass
68.266 kDa
Sequence
MAHERGHLQLPRADAIRSKLIDTFSLIEHLQGLSQAVPRHTLREILDPACQKKLMLGDQEQLVRFSIRARRMGHITHAQRLLSRLRVRCGGRPPLSLWAGWVLDSSIFSNFIISLIFLNTFVLMVEIELMNSTNTSLWPLKLALEVTDWFILLSFIVEILLMWLASFFLFWKNAWSVFDFVVTMLSLLPEFVVLIGVSADSVWLQLLRVSRVLRSLKLFARFPQIKVILLALVRALKSMTFLLMLLLIFFYVFAVAGVYFFKEYSRSTIENLEYNMFFSDLLNSLVTVFILFTLDHWYAVLQDVWKVPEASRVFSSIYVILWLLLGSIIFRNIIVAMMVTNFQNIRNELHEEMTHLEVQYKADIFKRRIIQRRQQSESLRGTSQGKVSEDITETSEATDEEKSEAEESEEEKSEEEKSDVEKSDEEKNDEEKSDEEENDEEKSDVEKSDEEKNDEEKGYTEKVYSGRTFVERSYAERSFAGKAENEKVQKELKEKAYPGSPPNSSSHDEAFAADDTYLENLDWETLVHENLPGLMDMDQDDRVVWPRDSLFRYFELLESLQYNLEERKRLQEFAVQALMNFEDK

Gene
CATSPER2
Protein
Cation channel sperm-associated protein 2
Organism
Homo sapiens
Length
530 amino acids
Function
Voltage-gated calcium channel that plays a central role in calcium-dependent physiological responses essential for successful fertilization, such as sperm hyperactivation, acrosome reaction and chemotaxis towards the oocyte.
Similarity
Belongs to the cation channel sperm-associated (TC 1.A.1.19) family.
Mass
62.041 kDa
Sequence
MAAYQQEEQMQLPRADAIRSRLIDTFSLIEHLQGLSQAVPRHTIRELLDPSRQKKLVLGDQHQLVRFSIKPQRIEQISHAQRLLSRLHVRCSQRPPLSLWAGWVLECPLFKNFIIFLVFLNTIILMVEIELLESTNTKLWPLKLTLEVAAWFILLIFILEILLKWLSNFSVFWKSAWNVFDFVVTMLSLLPEVVVLVGVTGQSVWLQLLRICRVLRSLKLLAQFRQIQIIILVLVRALKSMTFLLMLLLIFFYIFAVTGVYVFSEYTRSPRQDLEYHVFFSDLPNSLVTVFILFTLDHWYALLQDVWKVPEVSRIFSSIYFILWLLLGSIIFRSIIVAMMVTNFQNIRKELNEEMARREVQLKADMFKRQIIQRRKNMSHEALTSSHSKIEDSSRGASQQRESLDLSEVSEVESNYGATEEDLITSASKTEETLSKKREYQSSSCVSSTSSSYSSSSESRFSESIGRLDWETLVHENLPGLMEMDQDDRVWPRDSLFRYFELLEKLQYNLEERKKLQEFAVQALMNLEDK