Gene Information
Gene NameCACNA1I
OrganismHomo sapiens (Human)
Gene Length2223
Protein NamesVoltage-dependent T-type calcium channel subunit alpha-1I (Voltage-gated calcium channel subunit alpha Cav3.3) (Ca(v)3.3)
Target Namevoltage-dependent t-type calcium channel
Target TypeNA
Gene Age544 ( ENSG00000100346 )
Evolutionary StageEukaryota
AlphaFoldDBQ9P0X4
Gene CardCACNA1I
Uniprot IDQ9P0X4
PfamPF00520
In ASDyes
Allosteric Predictionyes (1.080904891)
Ortholog in AnimalsAlpaca_ CACNA1I ( ortholog_one2one )
Dog_ CACNA1I ( ortholog_one2one )
GuineaPig_ CACNA1I ( ortholog_one2one )
Macaque_ CACNA1I ( ortholog_one2one )
Mouse_ Cacna1i ( ortholog_one2one )
Pig_ CACNA1I ( ortholog_one2one )
Rat_ Cacna1i ( ortholog_one2one )
OhnologsCACNA1G
ParalogsSCN11A, CACNA1C, CATSPER1, CACNA1E, SCN9A, CACNA1B, SCN7A, SCN3A, SCN5A, SCN2A, SCN1A, CACNA1A, CACNA1F, CACNA1H, CATSPER2, CACNA1G, SCN8A, NALCN, CACNA1D, CATSPER4, SCN10A, CACNA1S, CATSPER3, TPCN1, TPCN2, SCN4A
TissueNA
Tissue SpecificityBrain specific.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 7WLI  (EM  3.30A  7WLJ  (EM  3.90A  7WLK  (EM  3.60A  7WLL  (EM  3.60A 
DBSNP rs136853  rs8141262  rs2294369  rs2294369 
Subcellular location [CC]Membrane;
Multi-pass membrane protein.
Mouse PG classificationNA
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