Gene Information
Gene NameCTNNA3
OrganismHomo sapiens (Human)
Gene Length895
Protein NamesCatenin alpha-3 (Alpha T-catenin) (Cadherin-associated protein)
Target NameNA
Target TypeNA
Gene Age987 ( ENSG00000183230 )
Evolutionary StageVertebrata
AlphaFoldDBQ9UI47
Gene CardCTNNA3
Uniprot IDQ9UI47
PfamPF01044
In ASDno
Allosteric Predictionyes (0.104052494)
Ortholog in AnimalsAlpaca_ CTNNA3 ( ortholog_one2one )
Dog_ CTNNA3 ( ortholog_one2one )
GuineaPig_ CTNNA3 ( ortholog_one2one )
Macaque_ CTNNA3 ( ortholog_one2one )
Mouse_ Ctnna3 ( ortholog_one2one )
Pig_ CTNNA3 ( ortholog_one2one )
Rat_ AABR07044900.1 ( ortholog_one2one )
Rabbit_ CTNNA3 ( ortholog_one2one )
OhnologsCTNNA1, CTNNA2
ParalogsCTNNA1, CTNNA2, VCL, CTNNAL1
Tissueheart, testis
Tissue SpecificityPredominantly expressed in heart and testis. Expressed at lower levels in brain, kidney, liver and skeletal muscle. {ECO:0000269|PubMed:11590244}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB NA 
DBSNP rs587777134  rs41274090  rs4548513 
Subcellular location [CC]Cytoplasm, cytoskeleton {ECO:0000305}. Cell junction, desmosome {ECO:0000250|UniProtKB:Q65CL1}. Note=Localizes to intercalated disks of cardiomyocytes and in peritubular myoid cells of testis, and colocalizes with CTNNA1 and CTNNA2. Colocalizes with PKP2 at intercalated disks in the heart (By similarity). {ECO:0000250|UniProtKB:Q65CL1, ECO:0000269|PubMed:11590244}.
Mouse PG classificationHPG
click here to return to the previous page