{{Rsnum
|rsid=7821178
|Chromosome=8
|position=77181601
|Orientation=plus
|GMAF=0.4224
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;C)
|geno3=(C;C)
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;C)
| geno3=(C;C)
| CEU | 13.8 | 55.4 | 30.8
| HCB | 34.1 | 47.7 | 18.2
| JPT | 11.4 | 43.2 | 45.5
| YRI | 33.3 | 49.2 | 17.5
| ASW | 25.9 | 59.3 | 14.8
| CHB | 34.1 | 47.7 | 18.2
| CHD | 0.0 | 0.0 | 0.0
| GIH | 30.9 | 47.4 | 21.6
| LWK | 26.2 | 56.1 | 17.8
| MEX | 0.0 | 0.0 | 0.0
| MKK | 36.1 | 42.6 | 21.3
| TSI | 0.0 | 0.0 | 0.0
| HapMapRevision=28
}}{{PMID Auto GWAS
|PMID=21102462
|Trait=None
|Title=Thirty new loci for age at menarche identified by a meta-analysis of genome-wide association studies
|RiskAllele=A
|Pval=3E-9
|OR=2.4000
|ORtxt=[1.62-3.18] week decrease
|OA=1
}}

{{PMID Auto
|PMID=22433456
|Title=Reproductive aging associated common genetic variants and the risk of breast cancer
|OA=1
}}

{{on chip | 23andMe v1}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | FTDNA2}}
{{on chip | FTDNA}}
{{on chip | Illumina Human 1M}}