FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term spinocerebellar ataxia with axonal neuropathy 2 ID (Ontology) DOID:0050755 (Human Disease)
Definition An autosomal recessive cerebellar ataxia that is characterized by the onset of ataxia between age three and thirty including axonal sensorimotor neuropathy, cerebellar atrophy and elevated alpha-fetoprotein that has_material_basis_in homozygous or compound heterozygous mutation in the SETX gene on chromosome 9q34.13. Oculomotor apraxia is common, but not universal.
Also Known As "AOA2" ; "ataxia with oculomotor apraxia type 2" ; "autosomal recessive spinocerebellar ataxia 1" (for all, see Synonyms field below)
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Data Class Field Records
Alleles (FBal)  HUMAN_DISEASE_INTERACTIONS       2
Human Disease Models (FBhh)  DOID       1
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Relevant FlyBase reports
 Alleles Genes Human Disease Models
 spinocerebellar ataxia with axonal neuropathy 2       2      2      1
 for disease ribbon | spinocerebellar ataxia with axonal neuropathy 2       --       1       --
 model of | spinocerebellar ataxia with axonal neuropathy 2       2      1       --
Spanning Tree (Parents/Children)
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autosomal recessive disease__
cerebellar ataxia____________|
                             autosomal recessive cerebellar ataxia
                              |__spinocerebellar ataxia with axonal neuropathy 2  5 rec.
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Is a autosomal recessive cerebellar ataxia
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Synonyms
  • "AOA2" EXACT OMO:0003012
    "ataxia with oculomotor apraxia type 2" EXACT
    "autosomal recessive spinocerebellar ataxia 1" EXACT
    "autosomal recessive spinocerebellar ataxia with axonal neuropathy 2" EXACT
    "SCAN2" EXACT OMO:0003012
    "SCAR1" EXACT OMO:0003012
    "spinocerebellar ataxia with axonal neuropathy type 2" EXACT
Secondary IDs
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GARD:12860
MIM:606002
ORDO:64753