{{Rsnum
|rsid=1129703
|Gene=MCPH1
|Chromosome=8
|position=6447173
|Orientation=plus
|GMAF=0.3053
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
|Gene_s=MCPH1
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;G)
| geno3=(G;G)
| CEU | 3.6 | 34.2 | 62.2
| HCB | 3.0 | 30.1 | 66.9
| JPT | 2.8 | 45.4 | 51.9
| YRI | 48.3 | 45.5 | 6.2
| ASW | 42.9 | 42.9 | 14.3
| CHB | 3.0 | 30.1 | 66.9
| CHD | 2.8 | 30.8 | 66.4
| GIH | 7.2 | 30.9 | 61.9
| LWK | 62.9 | 33.3 | 3.8
| MEX | 1.7 | 24.1 | 74.1
| MKK | 44.2 | 40.3 | 15.6
| TSI | 7.0 | 27.0 | 66.0
| HapMapRevision=28
}}

{{PMID|19028548}} mentioned as potentially affecting grey matter volume, sample size tiny

{{on chip | 23andMe v1}}
{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | FTDNA2}}
{{on chip | HumanOmni1Quad}}
{{on chip | Illumina Human 1M}}