Relevance to Autism

Several studies have found a genetic association between the ADA gene and autism. Positive associations have been found in Italian and North American population samples.

Molecular Function

The encoded protein catalyzes the hydrolysis of adenosine to inosine.

External Links



Author, Year
Autism: evidence of association with adenosine deaminase genetic polymorphism.
Positive Association
The G22A polymorphism of the ADA gene and susceptibility to autism spectrum disorders.
Positive Association
Adenosine deaminase alleles and autistic disorder: case-control and family-based association studies.
Highly Cited
Adenosine-deaminase deficiency in two patients with severely impaired cellular immunity.
Recent Recommendation
Partially adenosine deaminase-deficient mice develop pulmonary fibrosis in association with adenosine elevations.


No Rare Variants Available


Variant ID
Allele Change
Residue Change
Population Origin
Population Stage
Author, Year

No Animal Model Data Available

Interactor Symbol Interactor Name Interactor Organism Entrez ID Uniprot ID Interaction Type Evidence Reference
ADORA2B adenosine A2b receptor 136 P29275 IP/WB
Herrera C 2001
DPP4 dipeptidyl-peptidase 4 1803 P27487 Affinity chromatography; Reversed-phase chromatography (RPC); IP/WB; Peptide mapping
Kameoka J 1993
GRB2 growth factor receptor-bound protein 2 2885 P62993 Y2H; GST; IP/WB
Ramos-Morales F 1997
CDX1 caudal type homeobox 1 12590 P18111 EMSA
Maier EA 2005
CDX2 caudal type homeobox 2 12591 P43241 EMSA
Maier EA 2005
GATA4 GATA binding protein 4 14463 Q08369 EMSA
Dusing MR 2003
NFIC nuclear factor I/C 18029 P70255 EMSA
Maier EA 2005
PDX1 pancreatic and duodenal homeobox 1 18609 P52946 EMSA
Dusing MR 2001
YY1 YY1 transcription factor 22632 Q00899 EMSA
Maier EA 2005
EHMT1 G9a 30971 Q95RU8 ChIP-Seq
Kramer JM 2011
ADORA1 adenosine A1 receptor N/A N/A Affinity chromatography; IP/WB
Ciruela F 1996