Gene Information
Gene NameCNTNAP1
OrganismHomo sapiens (Human)
Gene Length1384
Protein NamesContactin-associated protein 1 (Caspr) (Caspr1) (Neurexin IV) (Neurexin-4) (p190)
Target NameNA
Target TypeNA
Gene Age544 ( ENSG00000108797 )
Evolutionary StageEumetazoa
AlphaFoldDBP78357
Gene CardCNTNAP1
Uniprot IDP78357
PfamPF00754; PF02210
In ASDno
Allosteric Predictionno (-0.153258245)
Ortholog in AnimalsAlpaca_ CNTNAP1 ( ortholog_one2one )
Dog_ CNTNAP1 ( ortholog_one2one )
GuineaPig_ CNTNAP1 ( ortholog_one2one )
Macaque_ CNTNAP1 ( ortholog_one2one )
Mouse_ Cntnap1 ( ortholog_one2one )
Pig_ CNTNAP1 ( ortholog_one2one )
Rat_ Cntnap1 ( ortholog_one2one )
Rabbit_ CNTNAP1 ( ortholog_one2one )
OhnologsCNTNAP4, CNTNAP5, CNTNAP2
ParalogsCNTNAP3B, CNTNAP3, CNTNAP3C, CNTNAP4, PDGFD, ASTL, CNTNAP5, HEPH, MEP1A, NRXN2, CNTNAP2, MFRP, CUZD1, NETO2, TLL2, F5, PCOLCE, CP, NRP1, NRXN3, EDIL3, CUBN, MEP1B, NETO1, MFGE8, PCOLCE2, NRP2, HEPHL1, F8, TLL1, NRXN1, DCBLD2, PDGFC, CDCP2, BMP1
TissueNA
Tissue SpecificityPredominantly expressed in brain. Weak expression detected in ovary, pancreas, colon, lung, heart, intestine and testis.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB NA 
DBSNP rs1567969825  rs768554986  rs779027563  rs35437096  rs761805324 
Subcellular location [CC]Membrane {ECO:0000305};
Single-pass type I membrane protein {ECO:0000305}. Cell junction, paranodal septate junction {ECO:0000250|UniProtKB:O54991}.
Mouse PG classificationLPG
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