Protein Details: Cation channel sperm-associated protein 1

Protein ID

ICDB_Pro_1285

Protein Name

Cation channel sperm-associated protein 1

Gene Name

CATSPER1

Organism

Homo sapiens (Human)

Length

780 amino acids

AlphaFoldDB

AF-Q8NEC5-F1-model_v4.pdb

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.

Sequence

MDQNSVPEKAQNEADTNNADRFFRSHSSPPHHRPGHSRALHHYELHHHGVPHQRGESHHPPEFQDFHDQALSSHVHQSHHHSEARNHGRAHGPTGFGLAPSQGAVPSHRSYGEDYHDELQRDGRRHHDGSQYGGFHQQSDSHYHRGSHHGRPQYLGENLSHYSSGVPHHGEASHHGGSYLPHGPNPYSESFHHSEASHLSGLQHDESQHHQVPHRGWPHHHQVHHHGRSRHHEAHQHGKSPHHGETISPHSSVGSYQRGISDYHSEYHQGDHHPSEYHHGDHPHHTQHHYHQTHRHRDYHQHQDHHGAYHSSYLHGDYVQSTSQLSIPHTSRSLIHDAPGPAASRTGVFPYHVAHPRGSAHSMTRSSSTIRSRVTQMSKKVHTQDISTKHSEDWGKEEGQFQKRKTGRLQRTRKKGHSTNLFQWLWEKLTFLIQGFREMIRNLTQSLAFETFIFFVVCLNTVMLVAQTFAEVEIRGEWYFMALDSIFFCIYVVEALLKIIALGLSYFFDFWNNLDFFIMAMAVLDFLLMQTHSFAIYHQSLFRILKVFKSLRALRAIRVLRRLSFLTSVQEVTGTLGQSLPSIAAILILMFTCLFLFSAVLRALFRKSDPKRFQNIFTTIFTLFTLLTLDDWSLIYMDSRAQGAWYIIPILVIYIIIQYFIFLNLVITVLVDSFQTALFKGLEKAKQERAARIQEKLLEDSLTELRAAEPKEVASEGTMLKRLIEKKFGTMTEKQQELLFHYLQLVASVEQEQQKFRSQAAVIDEIVDTTFEAGEEDFRN

PDB Structures

Ligand Binding

1. DICL_CP

2. DICL_Pep

Binding Site

Disease

Spermatogenic Failure 7 and Non-Syndromic Male Infertility Due To Sperm Motility Disorder

Location

Testis-specific

DOI ID

10.1038/35098027; 10.1038/nature04632; 10.1101/gr.2596504; 10.1093/humrep/deh043; 10.1111/j.1745-7262.2006.00132.x; 10.1074/jbc.m511288200; 10.1093/molehr/gam009; 10.1016/j.ajhg.2009.03.004; 10.1038/nature09769; 10.1038/nature09767; 10.1126/science.aad6887

RefSeq

NP_444282.3

Feature