Gene Information
Gene NameATXN2
OrganismHomo sapiens (Human)
Gene Length1313
Protein NamesAtaxin-2 (Spinocerebellar ataxia type 2 protein) (Trinucleotide repeat-containing gene 13 protein)
Target NameNA
Target TypeNA
Gene Age645 ( ENSG00000204842 )
Evolutionary StageEukaryota
AlphaFoldDBQ99700
Gene CardATXN2
Uniprot IDQ99700
PfamPF06741; PF07145; PF14438
In ASDno
Allosteric Predictionno (-0.118911365)
Ortholog in AnimalsAlpaca_ ATXN2 ( ortholog_one2one )
Dog_ ATXN2 ( ortholog_one2one )
GuineaPig_ ATXN2 ( ortholog_one2one )
Macaque_ ATXN2 ( ortholog_one2one )
Mouse_ Atxn2 ( ortholog_one2one )
Pig_ ATXN2 ( ortholog_one2one )
Rat_ Atxn2 ( ortholog_one2one )
Rabbit_ ATXN2 ( ortholog_one2one )
OhnologsATXN2L
ParalogsATXN2L
TissueNA
Tissue SpecificityExpressed in the brain, heart, liver, skeletal muscle, pancreas and placenta. Isoform 1 is predominant in the brain and spinal cord. Isoform 4 is more abundant in the cerebellum. In the brain, broadly expressed in the amygdala, caudate nucleus, corpus callosum, hippocampus, hypothalamus, substantia nigra, subthalamic nucleus and thalamus. {ECO:0000269|PubMed:8896555, ECO:0000269|PubMed:8896556, ECO:0000269|PubMed:8896557, ECO:0000269|PubMed:9480749}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 3KTR  (X-ray  1.70A 
DBSNP rs695871  rs7969300 
Subcellular location [CC]Cytoplasm {ECO:0000250}.
Mouse PG classificationNA
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