CATSPERB - Cation channel sperm-associated protein subunit beta - human protein (Function)
 
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CATSPERB »  Cation channel sperm-associated protein subunit beta  (CatSper-beta)
 
Gene name:  CATSPERB
Entry whose protein(s) existence is based on evidence at transcript level
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2 32 2
GENE REF ISO

Function

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Overview 
Probably involved in sperm cell hyperactivation via its association with CATSPER1. Sperm cell hyperactivation is needed for sperm motility which is essential late in the preparation of sperm for fertilization (By similarity).  
1
  • UniProtKB
According to TCDB this is a transporter from family:
the voltage-gated ion channel (vic) superfamily  1.A.1.19.1  
GO biological process 
Multicellular organismal developmentdefinition[GO:0007275]  
1
  • UniProtKB KW
Sperm capacitationdefinition[GO:0048240]  
1
  • RefGenome
Pathways 
According to Reactome, this protein belongs to the following pathway:
Sperm Motility And Taxes  R-HSA-1300642  
 

Keywords

Biological process 
Differentiation  definition   [KW-0221]
Spermatogenesis  definition   [KW-0744]
Molecular function 
Developmental protein  definition   [KW-0217]
Technical term 
Reference proteome  definition   [KW-1185]
 

Further external links

GenomeRNAi: 79820
PRO: PR:Q9H7T0