Names & Taxonomy
- Uniprot ID:
- Q8IWV2
- Entry Name:
- CNTN4_HUMAN
- Status:
- reviewed
- Protein Names:
- Contactin-4 (Brain-derived immunoglobulin superfamily protein 2) (BIG-2)
- Gene Names:
- CNTN4
- Gene Names Primary:
- CNTN4
- Organism:
- Homo sapiens (Human)
Structure
- Length:
- 1026
- Sequence:
- MRLPWELLVLQSFILCLADDSTLHGPIFIQEPSPVMFPLDSEEKKVKLNCEVKGNPKPHIRWKLNGTDVDTGMDFRYSVVEGSLLINNPNKTQDAGTYQCTATNSFGTIVSREAKLQFAYLDNFKTRTRSTVSVRRGQGMVLLCGPPPHSGELSYAWIFNEYPSYQDNRRFVSQETGNLYIAKVEKSDVGNYTCVVTNTVTNHKVLGPPTPLILRNDGVMGEYEPKIEVQFPETVPTAKGATVKLECFALGNPVPTIIWRRADGKPIARKARRHKSNGILEIPNFQQEDAGLYECVAENSRGKNVARGQLTFYAQPNWIQKINDIHVAMEENVFWECKANGRPKPTYKWLKNGEPLLTRDRIQIEQGTLNITIVNLSDAGMYQCLAENKHGVIFSNAELSVIAVGPDFSRTLLKRVTLVKVGGEVVIECKPKASPKPVYTWKKGRDILKENERITISEDGNLRIINVTKSDAGSYTCIATNHFGTASSTGNLVVKDPTRVMVPPSSMDVTVGESIVLPCQVTHDHSLDIVFTWSFNGHLIDFDRDGDHFERVGGQDSAGDLMIRNIQLKHAGKYVCMVQTSVDRLSAAADLIVRGPPGPPEAVTIDEITDTTAQLSWRPGPDNHSPITMYVIQARTPFSVGWQAVSTVPELIDGKTFTATVVGLNPWVEYEFRTVAANVIGIGEPSRPSEKRRTEEALPEVTPANVSGGGGSKSELVITWETVPEELQNGRGFGYVVAFRPYGKMIWMLTVLASADASRYVFRNESVHPFSPFEVKVGVFNNKGEGPFSPTTVVYSAEEEPTKPPASIFARSLSATDIEVFWASPLEKNRGRIQGYEVKYWRHEDKEENARKIRTVGNQTSTKITNLKGSVLYHLAVKAYNSAGTGPSSATVNVTTRKPPPSQPPGNIIWNSSDSKIILNWDQVKALDNESEVKGYKVLYRWNRQSSTSVIETNKTSVELSLPFDEDYIIEIKPFSDGGDGSSSEQIRIPKISNAYARGSGASTSNACTLSAISTIMISLTARSSL
- Proteomes:
- UP000005640
Subcellular location
- Subcellular Location:
- Cell membrane; Lipid-anchor, GPI-anchor. Secreted
Function
- Function:
- Contactins mediate cell surface interactions during nervous system development. Has some neurite outgrowth-promoting activity. May be involved in synaptogenesis.
- Gene Ontology Go:
- anchored component of membrane
axon
extracellular region
plasma membrane
axon guidance
axonal fasciculation
axonogenesis
brain development
negative regulation of neuron differentiation
nervous system development
neuron cell-cell adhesion
neuron projection development
regulation of synaptic plasticity - Gene Ontology Biological Process:
- axonal fasciculation
axon guidance
axonogenesis
brain development
negative regulation of neuron differentiation
nervous system development
neuron cell-cell adhesion
neuron projection development
regulation of synaptic plasticity - Gene Ontology Cellular Component:
- anchored component of membrane
axon
extracellular region
plasma membrane - Keywords:
- Alternative splicing
Cell adhesion
Cell membrane
Chromosomal rearrangement
Complete proteome
Disulfide bond
GPI-anchor
Glycoprotein
Immunoglobulin domain
Lipoprotein
Membrane
Polymorphism
Reference proteome
Repeat
Secreted
Signal