Gene Information
Gene NameCNTN4
OrganismHomo sapiens (Human)
Gene Length1026
Protein NamesContactin-4 (Brain-derived immunoglobulin superfamily protein 2) (BIG-2)
Target NameNA
Target TypeNA
Gene Age645 ( ENSG00000144619 )
Evolutionary StageEumetazoa
AlphaFoldDBQ8IWV2
Gene CardCNTN4
Uniprot IDQ8IWV2
PfamPF00041; PF07679
In ASDno
Allosteric Predictionno (-0.768836249)
Ortholog in AnimalsAlpaca_ CNTN4 ( ortholog_one2one )
Dog_ CNTN4 ( ortholog_one2one )
GuineaPig_ CNTN4 ( ortholog_one2one )
Macaque_ CNTN4 ( ortholog_one2one )
Mouse_ Cntn4 ( ortholog_one2one )
Pig_ CNTN4 ( ortholog_one2one )
Rat_ Cntn4 ( ortholog_one2one )
Rabbit_ CNTN4 ( ortholog_one2one )
OhnologsCNTN1, SDK2, CNTN5, CNTN3, CNTN2
ParalogsCNTN5, CNTN2, NFASC, ROBO2, SDK1, SDK2, CNTN3, HMCN2, CNTN6, DSCAML1, VSIG10L, CNTN1, IGDCC4, IGSF21, VCAM1, ROBO1, L1CAM, BOC, DCC, IGDCC3, ROBO4, IGSF9, VSIG10, DSCAM, CDON, NCAM1, ROBO3, CHL1, NRCAM, NEO1, IGSF9B, MXRA5, IGSF10, PTPRQ, NCAM2, PRTG
TissueNA
Tissue SpecificityMainly expressed in brain. Highly expressed in cerebellum and weakly expressed in corpus callosum, caudate nucleus, amygdala and spinal cord. Also expressed in testis, pancreas, thyroid, uterus, small intestine and kidney. Not expressed in skeletal muscle. Isoform 2 is weakly expressed in cerebral cortex. {ECO:0000269|PubMed:11013081, ECO:0000269|PubMed:14571131}.
Pharmacological Animal ModelsNULL(Chimpanzee);0.001000(Mouse);NULL(Rat);NULL(Rabbit)
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB NA 
DBSNP NA 
Subcellular location [CC]Cell membrane;
Lipid-anchor, GPI-anchor. Secreted {ECO:0000250}.
Mouse PG classificationNA
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