CNTNAP1

CNTNAP1
Identifiers
Aliases CNTNAP1, CASPR, CNTNAP, NRXN4, P190, contactin associated protein 1
External IDs MGI: 1858201 HomoloGene: 2693 GeneCards: CNTNAP1
Orthologs
Species Human Mouse
Entrez

8506

53321

Ensembl

ENSG00000108797

ENSMUSG00000017167

UniProt

P78357

O54991

RefSeq (mRNA)

NM_003632

NM_016782

RefSeq (protein)

NP_003623.1

NP_058062.2

Location (UCSC) Chr 17: 42.68 – 42.7 Mb Chr 11: 101.17 – 101.19 Mb
PubMed search [1] [2]
Wikidata
View/Edit HumanView/Edit Mouse

Contactin associated protein 1 is a protein that in humans is encoded by the CNTNAP1 gene.[3]

Function

The gene product was initially identified as a 190-kD protein associated with the contactin-PTPRZ1 complex. The 1,384-amino acid protein, also designated p190 or CASPR for 'contactin-associated protein,' includes an extracellular domain with several putative protein-protein interaction domains, a putative transmembrane domain, and a 74-amino acid cytoplasmic domain. Northern blot analysis showed that the gene is transcribed predominantly in brain as a transcript of 6.2 kb, with weak expression in several other tissues tested. The architecture of its extracellular domain is similar to that of neurexins, and this protein may be the signaling subunit of contactin, enabling recruitment and activation of intracellular signaling pathways in neurons. [provided by RefSeq, Jan 2009].

Mutations in CNTNAP1 cause arthrogryposis multiplex congenita .[4]

References

  1. "Human PubMed Reference:".
  2. "Mouse PubMed Reference:".
  3. "Entrez Gene: Contactin associated protein 1".
  4. Laquérriere A, Maluenda J, Camus A, Fontenas L, Dieterich K, Nolent F, et al. (May 2014). "Mutations in CNTNAP1 and ADCY6 are responsible for severe arthrogryposis multiplex congenita with axoglial defects". Human Molecular Genetics. 23 (9): 2279–89. doi:10.1093/hmg/ddt618. PMID 24319099.

Further reading

This article incorporates text from the United States National Library of Medicine, which is in the public domain.

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