{{Rsnum
|rsid=231725
|Gene=CTLA4
|Chromosome=2
|position=203875952
|Orientation=plus
|GMAF=0.4518
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
|effect1=
|effect2=
|effect3=
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;G)
| geno3=(G;G)
| CEU | 6.2 | 56.9 | 36.9
| HCB | 40.9 | 47.7 | 11.4
| JPT | 31.8 | 52.3 | 15.9
| YRI | 14.3 | 49.2 | 36.5
| ASW | 0.0 | 0.0 | 0.0
| CHB | 40.9 | 47.7 | 11.4
| CHD | 0.0 | 0.0 | 0.0
| GIH | 0.0 | 0.0 | 0.0
| LWK | 0.0 | 0.0 | 0.0
| MEX | 0.0 | 0.0 | 0.0
| MKK | 0.0 | 0.0 | 0.0
| TSI | 0.0 | 0.0 | 0.0
| HapMapRevision=28
}}{{PMID|18778710|OA=1
}} [[rs231725]] associated with primary biliary cirrhosis

{{PMID Auto
|PMID=20578265
|Title=Carriage of a tumor necrosis factor polymorphism amplifies the cytotoxic T-lymphocyte antigen 4 attributed risk of primary biliary cirrhosis: Evidence for a gene-gene interaction
|OA=1
}}

{{PMID Auto
|PMID=18773895
|Title=The genetic basis of primary biliary cirrhosis: premises, not promises.
|OA=1
}}

{{PMID Auto
|PMID=20352109
|Title=Association of the CTLA4 gene with Graves' disease in the Chinese Han population.
|OA=1
}}

{{PMID Auto
|PMID=20557968
|Title=Association analysis of cytotoxic T-lymphocyte antigen 4 gene polymorphisms with primary biliary cirrhosis in Japanese patients.
}}

{{PMID Auto
|PMID=22414241
|Title=Cytotoxic T-lymphocyte associated antigen-4 gene polymorphisms and primary biliary cirrhosis: A systematic review.
}}

{{PMID Auto
|PMID=23432218
|Title=Association between cytotoxic T-lymphocyte antigen 4 gene polymorphisms and primary biliary cirrhosis in Chinese population: data from a multicenter study
}}

{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | FTDNA2}}
{{on chip | FTDNA}}
{{on chip | NatGeo2}}