{{Rsnum
|rsid=1048971
|Gene=CR2
|Chromosome=1
|position=207472977
|Orientation=plus
|ReferenceAllele=G
|GMAF=0.4022
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
|Gene_s=CR2
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;G)
| geno3=(G;G)
| CEU | 7.1 | 49.6 | 43.4
| HCB | 2.9 | 32.1 | 65.0
| JPT | 8.8 | 40.7 | 50.4
| YRI | 58.5 | 40.1 | 1.4
| ASW | 50.9 | 42.1 | 7.0
| CHB | 2.9 | 32.1 | 65.0
| CHD | 1.8 | 31.2 | 67.0
| GIH | 5.9 | 50.5 | 43.6
| LWK | 55.5 | 40.0 | 4.5
| MEX | 8.6 | 32.8 | 58.6
| MKK | 50.0 | 41.7 | 8.3
| TSI | 14.7 | 46.1 | 39.2
| HapMapRevision=28
}}{{PMID Auto
|PMID=19387458
|Title=Complement receptor 2 polymorphisms associated with systemic lupus erythematosus modulate alternative splicing
|OA=1
}}

{{omim
|id=120650
|desc=COMPLEMENT COMPONENT RECEPTOR 2; CR2
|rsnum=1048971
}}

{{omim
|id=120650
|rsnum=1048971
|variant=0001
}}

{{PMID|17360460|OA=1
}} Association of a common complement receptor 2 haplotype with increased risk of systemic lupus erythematosus.

{{PMID|21347408|OA=1
}} Fine mapping of genetic variants in BIN1, CLU, CR1 and PICALM for association with cerebrospinal fluid biomarkers for Alzheimer's disease.

{{on chip | 23andMe v1}}
{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | HumanOmni1Quad}}
{{on chip | Illumina Human 1M}}