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10 sources retrieved · Most recent: April 2026 · Index updated 14 days ago
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CAV2
caveolin 2
Chromosome 7 · 7q31.2
NCBI Gene: 858Ensembl: ENSG00000105971.16HGNC: HGNC:1528UniProt: P51636
134PubMed Papers
20Diseases
0Drugs
0Pathogenic Variants
DATA QUALITY
✓ Experimental GO Evidence✓ Swiss-Prot Reviewed
vesicle fusionprotein bindingfocal adhesionregulation of mitotic nuclear divisionatrial fibrillationopen-angle glaucomaglaucomaInguinal hernia
✦AI Summary

CAV2 (caveolin 2) functions as a scaffolding protein within caveolar membranes and acts as an accessory protein alongside CAV1 in targeting to lipid rafts and driving caveolae formation. However, the provided PubMed abstracts do not contain specific information about CAV2 function or mechanisms. The abstracts primarily focus on calcium channel subtypes (CaV2.1, CaV2.2, CaV2.3) which are voltage-gated calcium channels, not caveolin 2. These calcium channels are involved in neurological disorders including episodic ataxias, familial hemiplegic migraine, and epilepsy 1234. The calcium channels undergo voltage-dependent and calcium-dependent inactivation processes critical for regulating cellular excitability and synaptic transmission 5. One abstract discusses pain modulation through CaV2.2 channel blockers 6, while another examines lymphatic endothelial cell characterization 7. The provided literature lacks specific experimental data on CAV2 protein function, cellular mechanisms, disease associations, or clinical significance. Additional research focusing specifically on caveolin 2 would be needed to provide a comprehensive functional summary of this gene.

Sources cited
1
Describes CaV2.1 calcium channel channelopathies including familial hemiplegic migraine and episodic ataxias
PMID: 20204399
2
Reviews episodic ataxias caused by mutations in calcium and potassium channels
PMID: 29891059
3
Discusses familial hemiplegic migraine caused by mutations in calcium channels
PMID: 17395138
4
Shows CDKL5 kinase phosphorylates CaV2.3 calcium channel affecting neuronal excitability
PMID: 38081835
5
Reviews inactivation mechanisms of CaV1 and CaV2 calcium channel families
PMID: 39883005
6
Describes CaV2.2 channel blocker development for pain treatment
PMID: 39656529
Disease Associationsⓘ20
atrial fibrillationOpen Targets
0.52Moderate
open-angle glaucomaOpen Targets
0.52Moderate
glaucomaOpen Targets
0.50Moderate
Inguinal herniaOpen Targets
0.39Weak
response to xenobiotic stimulusOpen Targets
0.32Weak
Abnormality of refractionOpen Targets
0.29Weak
heart diseaseOpen Targets
0.29Weak
HerniaOpen Targets
0.29Weak
cardiac arrhythmiaOpen Targets
0.25Weak
TachycardiaOpen Targets
0.25Weak
paroxysmal tachycardiaOpen Targets
0.23Weak
femoral neck fractureOpen Targets
0.23Weak
alcohol drinkingOpen Targets
0.17Weak
head and neck squamous cell carcinomaOpen Targets
0.10Weak
neoplasmOpen Targets
0.10Weak
oral squamous cell carcinomaOpen Targets
0.08Suggestive
gliomaOpen Targets
0.08Suggestive
cancerOpen Targets
0.06Suggestive
amyotrophic lateral sclerosisOpen Targets
0.06Suggestive
adamantinomaOpen Targets
0.06Suggestive
Pathogenic Variants
No pathogenic variants reported on ClinVar for this gene.
View on ClinVar ↗
Related Genes
CAV3Protein interaction100%FYNProtein interaction96%SRCProtein interaction95%CALML3Protein interaction94%CALML5Protein interaction94%PRNPProtein interaction93%
Tissue Expression6 tissues
Heart
100%
Lung
42%
Liver
14%
Ovary
14%
Brain
4%
Bone Marrow
1%
Gene Interaction Network
Click a node to explore
CAV2CAV3FYNSRCCALML3CALML5PRNP
PROTEIN STRUCTURE
Preparing viewer…
AlphaFoldAI-predicted · UniProt P51636
View on AlphaFold ↗
Constraintⓘ
LOEUFⓘ
0.94LoF Tolerant
pLIⓘ
0.09Tolerant
Observed/Expected LoF0.50 [0.28–0.94]
RankingsWhere CAV2 stands among ~20K protein-coding genes
  • #3,446of 20,598
    Most Researched134 · top quartile
  • #8,718of 17,882
    Most Constrained (LOEUF)0.94
Genes detectedCAV2
Sources retrieved10 papers
Response time—
📄 Sources
10▼
1
Alzheimer's disease patient-derived high-molecular-weight tau impairs bursting in hippocampal neurons.
PMID: 40300603
Cell · 2025
1.00
2
CaV2.1 channelopathies.
PMID: 20204399
Pflugers Arch · 2010
0.90
3
Episodic ataxias.
PMID: 29891059
Handb Clin Neurol · 2018
0.80
4
C2230, a preferential use- and state-dependent CaV2.2 channel blocker, mitigates pain behaviors across multiple pain models.
PMID: 39656529
J Clin Invest · 2024
0.70
5
Epilepsy-linked kinase CDKL5 phosphorylates voltage-gated calcium channel Cav2.3, altering inactivation kinetics and neuronal excitability.
PMID: 38081835
Nat Commun · 2023
0.60