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Aliases for CNTNAP3B Gene

Aliases for CNTNAP3B Gene

  • Contactin Associated Protein-Like 3B 2 3 5
  • Cell Recognition Molecule Caspr3b 4
  • CASPR3B 4

External Ids for CNTNAP3B Gene

Previous GeneCards Identifiers for CNTNAP3B Gene

  • GC09M040099
  • GC09P043624

Summaries for CNTNAP3B Gene

GeneCards Summary for CNTNAP3B Gene

CNTNAP3B (Contactin Associated Protein-Like 3B) is a Protein Coding gene. An important paralog of this gene is CNTNAP3.

No data available for Entrez Gene Summary , UniProtKB/Swiss-Prot , Tocris Summary , Gene Wiki entry , PharmGKB "VIP" Summary , fRNAdb sequence ontologies and piRNA Summary for CNTNAP3B Gene

Genomics for CNTNAP3B Gene

Regulatory Elements for CNTNAP3B Gene

Enhancers for CNTNAP3B Gene
GeneHancer Identifier Enhancer Score Enhancer Sources Gene-Enhancer Score TSS distance (kb) Number of Genes Away Size (kb) Transcription Factor Binding Sites within enhancer Gene Targets for Enhancer
- Elite enhancer/Elite enhancer-gene association

Enhancers around CNTNAP3B on UCSC Golden Path with GeneCards custom track

Promoters for CNTNAP3B Gene
Ensembl Regulatory Elements (ENSRs) TSS Distance (bp) Size (bp) Binding Sites for Transcription Factors within promoters

Genomic Location for CNTNAP3B Gene

41,890,314 bp from pter
42,129,510 bp from pter
239,197 bases
Minus strand

Genomic View for CNTNAP3B Gene

Genes around CNTNAP3B on UCSC Golden Path with GeneCards custom track

Cytogenetic band:
CNTNAP3B Gene in genomic location: bands according to Ensembl, locations according to GeneLoc (and/or Entrez Gene and/or Ensembl if different)
Genomic Location for CNTNAP3B Gene
GeneLoc Logo Genomic Neighborhood Exon StructureGene Density

RefSeq DNA sequence for CNTNAP3B Gene

Proteins for CNTNAP3B Gene

  • Protein details for CNTNAP3B Gene (UniProtKB/Swiss-Prot)

    Protein Symbol:
    Recommended name:
    Contactin-associated protein-like 3B
    Protein Accession:
    Secondary Accessions:
    • B1B0V7
    • B1B0V8
    • B1B0V9
    • B1B0W0
    • B1B0X8
    • B1B162
    • Q4VXF0
    • Q9H7W3

    Protein attributes for CNTNAP3B Gene

    1288 amino acids
    Molecular mass:
    140468 Da
    Quaternary structure:
    No Data Available
    • The gene encoding CNTNAP3B is the result of a pericentromeric duplication of the genomic region encoding CNTNAP3 on chromosome 9.
    • Sequence=CAI12626.1; Type=Erroneous gene model prediction; Evidence={ECO:0000305}; Sequence=CAI16324.1; Type=Erroneous gene model prediction; Evidence={ECO:0000305}; Sequence=CAI95046.1; Type=Erroneous gene model prediction; Evidence={ECO:0000305}; Sequence=CAI95048.1; Type=Erroneous gene model prediction; Evidence={ECO:0000305}; Sequence=CAI95321.1; Type=Erroneous gene model prediction; Evidence={ECO:0000305};

    Alternative splice isoforms for CNTNAP3B Gene


neXtProt entry for CNTNAP3B Gene

Post-translational modifications for CNTNAP3B Gene

  • Glycosylation at Asn 359 and Asn 706
  • Modification sites at PhosphoSitePlus

No data available for DME Specific Peptides for CNTNAP3B Gene

Domains & Families for CNTNAP3B Gene

Suggested Antigen Peptide Sequences for CNTNAP3B Gene

GenScript: Design optimal peptide antigens:

Graphical View of Domain Structure for InterPro Entry



  • Contains 2 EGF-like domains.
  • Belongs to the neurexin family.
  • Contains 2 EGF-like domains.
  • Contains 1 F5/8 type C domain.
  • Contains 1 fibrinogen C-terminal domain.
  • Contains 4 laminin G-like domains.
  • Belongs to the neurexin family.
genes like me logo Genes that share domains with CNTNAP3B: view

No data available for Gene Families for CNTNAP3B Gene

Function for CNTNAP3B Gene

Animal Model Products

CRISPR Products

miRNA for CNTNAP3B Gene

miRTarBase miRNAs that target CNTNAP3B

Flow Cytometry Products

No data available for Molecular function , Enzyme Numbers (IUBMB) , Gene Ontology (GO) - Molecular Function , Phenotypes , Human Phenotype Ontology , Animal Models , Transcription Factor Targets and HOMER Transcription for CNTNAP3B Gene

Localization for CNTNAP3B Gene

Subcellular locations from UniProtKB/Swiss-Prot for CNTNAP3B Gene

Membrane; Single-pass type I membrane protein.

Subcellular locations from

Jensen Localization Image for CNTNAP3B Gene COMPARTMENTS Subcellular localization image for CNTNAP3B gene
Compartment Confidence
plasma membrane 3
extracellular 2
peroxisome 1

Gene Ontology (GO) - Cellular Components for CNTNAP3B Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0016021 integral component of membrane IEA --
genes like me logo Genes that share ontologies with CNTNAP3B: view

Pathways & Interactions for CNTNAP3B Gene

SuperPathways for CNTNAP3B Gene

No Data Available

Interacting Proteins for CNTNAP3B Gene

Gene Ontology (GO) - Biological Process for CNTNAP3B Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0007155 cell adhesion IEA --
genes like me logo Genes that share ontologies with CNTNAP3B: view

No data available for Pathways by source and SIGNOR curated interactions for CNTNAP3B Gene

Drugs & Compounds for CNTNAP3B Gene

No Compound Related Data Available

Transcripts for CNTNAP3B Gene


(1) REFSEQ mRNAs :
(2) Additional mRNA sequences :
(15) Ensembl transcripts including schematic representations, and UCSC links where relevant :

Unigene Clusters for CNTNAP3B Gene

Contactin associated protein-like 3B:
Representative Sequences:

CRISPR Products

Flow Cytometry Products

Alternative Splicing Database (ASD) splice patterns (SP) for CNTNAP3B Gene

No ASD Table

Relevant External Links for CNTNAP3B Gene

GeneLoc Exon Structure for
ECgene alternative splicing isoforms for

Expression for CNTNAP3B Gene

mRNA expression in normal human tissues for CNTNAP3B Gene

mRNA expression in embryonic tissues and stem cells from LifeMap Discovery

mRNA differential expression in normal tissues according to GTEx for CNTNAP3B Gene

This gene is overexpressed in Esophagus - Muscularis (x5.0).

Protein differential expression in normal tissues from HIPED for CNTNAP3B Gene

This gene is overexpressed in Breast (69.0).

Integrated Proteomics: protein expression in normal tissues and cell lines from ProteomicsDB and MOPED for CNTNAP3B Gene

Protein tissue co-expression partners for CNTNAP3B Gene

NURSA nuclear receptor signaling pathways regulating expression of CNTNAP3B Gene:


SOURCE GeneReport for Unigene cluster for CNTNAP3B Gene:

genes like me logo Genes that share expression patterns with CNTNAP3B: view

No data available for mRNA Expression by UniProt/SwissProt for CNTNAP3B Gene

Orthologs for CNTNAP3B Gene

This gene was present in the common ancestor of chordates.

Orthologs for CNTNAP3B Gene

Organism Taxonomy Gene Similarity Type Details
(Canis familiaris)
Mammalia CNTNAP3 34
  • 78.14 (n)
  • 72.31 (a)
-- 35
  • 45 (a)
(Pan troglodytes)
Mammalia CNTNAP3B 34
  • 99.09 (n)
  • 98.84 (a)
  • 99 (a)
(Bos Taurus)
Mammalia -- 35
  • 40 (a)
(Monodelphis domestica)
Mammalia -- 35
  • 67 (a)
(Mus musculus)
Mammalia Cntnap3 35
  • 73 (a)
(Ornithorhynchus anatinus)
Mammalia -- 35
  • 47 (a)
(Gallus gallus)
Aves -- 35
  • 61 (a)
(Anolis carolinensis)
Reptilia -- 35
  • 61 (a)
(Danio rerio)
Actinopterygii CR382299.1 35
  • 38 (a)
sea squirt
(Ciona savignyi)
Ascidiacea -- 35
  • 25 (a)
Species where no ortholog for CNTNAP3B was found in the sources mined by GeneCards:
  • A. gosspyii yeast (Ashbya gossypii)
  • Actinobacteria (Mycobacterium tuberculosis)
  • African clawed frog (Xenopus laevis)
  • African malaria mosquito (Anopheles gambiae)
  • Alicante grape (Vitis vinifera)
  • alpha proteobacteria (Wolbachia pipientis)
  • amoeba (Dictyostelium discoideum)
  • Archea (Pyrococcus horikoshii)
  • baker's yeast (Saccharomyces cerevisiae)
  • barley (Hordeum vulgare)
  • beta proteobacteria (Neisseria meningitidis)
  • bread mold (Neurospora crassa)
  • Chromalveolata (Phytophthora infestans)
  • common water flea (Daphnia pulex)
  • corn (Zea mays)
  • E. coli (Escherichia coli)
  • filamentous fungi (Aspergillus nidulans)
  • Firmicute bacteria (Streptococcus pneumoniae)
  • fission yeast (Schizosaccharomyces pombe)
  • fruit fly (Drosophila melanogaster)
  • green algae (Chlamydomonas reinhardtii)
  • honey bee (Apis mellifera)
  • K. lactis yeast (Kluyveromyces lactis)
  • loblloly pine (Pinus taeda)
  • malaria parasite (Plasmodium falciparum)
  • medicago trunc (Medicago Truncatula)
  • moss (Physcomitrella patens)
  • orangutan (Pongo pygmaeus)
  • pig (Sus scrofa)
  • rainbow trout (Oncorhynchus mykiss)
  • rat (Rattus norvegicus)
  • rice (Oryza sativa)
  • rice blast fungus (Magnaporthe grisea)
  • schistosome parasite (Schistosoma mansoni)
  • sea anemone (Nematostella vectensis)
  • sea urchin (Strongylocentrotus purpuratus)
  • sorghum (Sorghum bicolor)
  • soybean (Glycine max)
  • stem rust fungus (Puccinia graminis)
  • sugarcane (Saccharum officinarum)
  • thale cress (Arabidopsis thaliana)
  • tomato (Lycopersicon esculentum)
  • toxoplasmosis (Toxoplasma gondii)
  • Trichoplax (Trichoplax adhaerens)
  • tropical clawed frog (Silurana tropicalis)
  • wheat (Triticum aestivum)
  • worm (Caenorhabditis elegans)

Evolution for CNTNAP3B Gene

Gene Tree for CNTNAP3B (if available)
Gene Tree for CNTNAP3B (if available)

Paralogs for CNTNAP3B Gene

(7) SIMAP similar genes for CNTNAP3B Gene using alignment to 2 proteins: Pseudogenes for CNTNAP3B Gene

genes like me logo Genes that share paralogs with CNTNAP3B: view

Variants for CNTNAP3B Gene

Sequence variations from dbSNP and Humsavar for CNTNAP3B Gene

SNP ID Clin Chr 09 pos Sequence Context AA Info Type
rs7861403 -- 41,955,475(+) TTATA(A/G)GCATA intron-variant
rs7868873 -- 41,951,942(+) CGTGG(C/T)GGCAC intron-variant
rs7868905 -- 41,951,987(+) CAGGA(C/G)AATCG intron-variant
rs9696141 -- 41,942,568(-) agggg(C/T)gccat intron-variant
rs9696259 -- 41,942,330(-) cccga(C/T)cCaat intron-variant

Structural Variations from Database of Genomic Variants (DGV) for CNTNAP3B Gene

Variant ID Type Subtype PubMed ID
esv1507615 CNV insertion 17803354
esv28947 CNV gain+loss 19812545
nsv1075207 CNV deletion 25765185
nsv1119261 CNV duplication 24896259
nsv1132683 CNV duplication 24896259
nsv1133723 CNV deletion 24896259
nsv1146356 CNV duplication 26484159
nsv1152947 CNV duplication 26484159
nsv469519 CNV gain+loss 16826518
nsv831568 CNV gain+loss 17160897
nsv831591 CNV loss 17160897
nsv972372 CNV duplication 23825009
nsv972680 CNV duplication 23825009
nsv972681 CNV duplication 23825009
nsv972731 CNV duplication 23825009
nsv972732 CNV duplication 23825009
nsv972733 CNV duplication 23825009
nsv973219 CNV duplication 23825009
nsv982229 CNV duplication 23825009

Variation tolerance for CNTNAP3B Gene

Gene Damage Index Score: 19.92; 98.98% of all genes are more intolerant (likely to be disease-causing)

Relevant External Links for CNTNAP3B Gene

SNPedia medical, phenotypic, and genealogical associations of SNPs for

No data available for Polymorphic Variants from UniProtKB/Swiss-Prot for CNTNAP3B Gene

Disorders for CNTNAP3B Gene

Relevant External Links for CNTNAP3B

Atlas of Genetics and Cytogenetics in Oncology and Haematology:

No disorders were found for CNTNAP3B Gene.

No data available for MalaCards , UniProtKB/Swiss-Prot and Genatlas for CNTNAP3B Gene

Publications for CNTNAP3B Gene

  1. A reciprocal translocation 46,XY,t(8;9)(p11.2;q13) in a bladder exstrophy patient disrupts CNTNAP3 and presents evidence of a pericentromeric duplication on chromosome 9. (PMID: 15820314) Boyadjiev S.A. … Stetten G. (Genomics 2005) 2 3 4 65
  2. Complete sequencing and characterization of 21,243 full-length human cDNAs. (PMID: 14702039) Ota T. … Sugano S. (Nat. Genet. 2004) 3 4 65
  3. DNA sequence and analysis of human chromosome 9. (PMID: 15164053) Humphray S.J. … Dunham I. (Nature 2004) 3 4 65
  4. The BioPlex Network: A Systematic Exploration of the Human Interactome. (PMID: 26186194) Huttlin E.L. … Gygi S.P. (Cell 2015) 3 65

Products for CNTNAP3B Gene

Sources for CNTNAP3B Gene

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