Protein Details: Cation channel sperm-associated auxiliary subunit beta
Protein ID
ICDB_Pro_1511
Protein Name
Cation channel sperm-associated auxiliary subunit beta
Gene Name
CATSPERB; C14orf161
Organism
Homo sapiens (Human)
Length
1116 amino acids
AlphaFoldDB
AF-Q9H7T0-F1-model_v4.pdb
Function
Auxiliary component of the CatSper complex; a complex involved in sperm cell hyperactivation. Sperm cell hyperactivation is needed for sperm motility which is essential late in the preparation of sperm for fertilization.
Sequence
MESPLIYVSVLLLNIFEFSSGIVYNKDDTEKRFACSNKGFPQENEIIKLYLFLENLKIQCFFQTENEIASKAMLSVFTSGGLAPSLGIMNSTYNGIFHFNLTLFSDRILWLVDIPRENITQSTDIAAVEEWLVRITLHHGLNIYATEGTLLDVIREPILQWTPGDVIPESEISKLYPHVVDLKVTKCPCANDVALLGFIVDTIVDGVYIGITFGGFWHDYDTTWFNMTQTIYSQLQEEYEDLSLVDMVLTNHFLVILTSLGLFVSEDLRYPSRHSLSFSRADFCGFERVDYVKGKLWYNERCFANREHFEVDYVTVTFERNRTLSESSSCFYSQEPFLEWVPCLPHIFKGIKIFPTVLTFLVDQERGTGVYLFYNKVRKTAIASVSTLRNNEPNSQSKFPIFRFPSSFSSPVGMVFHPRSHFLYAYGNQIWLSVDGGNTFQLIANFHDDIIKKTFHSFYTSAITFVSQRGKVYSTKAGMGRYSAVGSVTERIFTLYYDHLGFLHKLTLGRFEASGPPTAFGNSRNLFGQPPDMGFETALAPQHTSLDEIIFFAYVPENEPQETIYSKKFGNIHYGKVIHSGKTGRAYIRKVLQHTTPKGFLSSVIAEMKEPFGLEEVNESSCLSSSLLINKAGNVYKLTLDSQVVQALFEDTDIEKTVVLPGYSSFLITSILDNKNALAIATMPESAPNNMTFLKSTWFLYNFGQRNGRTWKIYSKPCNYWFQHDDSPSLNIVKYIDLGNSYVLKAKVIRNAKGFRMLEIPLLTVFVGNPNLLEVTAEVTFDDTDSYVITISAASKVLHQGSTSLAFIMWSASTECFVTTMVPTLKSSCSYLRSMHHIPSKFIPFEDWISGVHKDSQGFNLIKTLPINYRPPSNMGIAIPLTDNFYHADPSKPIPRNMFHMSKKTGKFKQCANVSTREECNCTKDQKFSHAVAFSDCREKVPRFKFPITQYPVSLEIINEDGRVPLQSPYLVTVTEVNMRHNWKLKHTVPENIKRMKQLVEPILGAAVYNPSGLNLSIKGSELFHFRVTVISGVTFCNLIEEFQIYVDEAPLPFPGHTLIAVATAVVLGGLIFIAFMFQLQGIHPWRTFQRWIRRNQEKFSSISLSELIHRSKSEE
PDB Structures
Ligand Binding
Binding Site
Disease
Rafiq Syndrome and Placental Choriocarcinoma
Location
DOI ID
10.1038/ng1285; 10.1101/gr.2596504
RefSeq
NP_079040.2 [Q9H7T0-1]