{{Rsnum
|rsid=10457526
|Gene=ARHGAP18
|Chromosome=6
|position=129575356
|Orientation=plus
|GMAF=0.2383
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(G;G)
|geno2=(G;T)
|geno3=(T;T)
}}{{ population diversity
| geno1=(G;G)
| geno2=(G;T)
| geno3=(T;T)
| CEU | 68.1 | 28.3 | 3.5
| HCB | 55.5 | 35.8 | 8.8
| JPT | 64.6 | 33.6 | 1.8
| YRI | 57.1 | 40.1 | 2.7
| ASW | 61.4 | 33.3 | 5.3
| CHB | 55.5 | 35.8 | 8.8
| CHD | 52.3 | 40.4 | 7.3
| GIH | 44.0 | 45.0 | 11.0
| LWK | 73.4 | 23.9 | 2.8
| MEX | 32.8 | 53.4 | 13.8
| MKK | 76.1 | 23.9 | 0.0
| TSI | 63.4 | 32.7 | 4.0
| HapMapRevision=28
}}{{PMID Auto
|PMID=23066400
|Title=Effects of Smoking and Genotype on the PSR Index of Periodontal Disease in Adults Aged 18-49
|OA=1
}}

{{on chip | 23andMe v1}}
{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | Affy GenomeWide 6}}
{{on chip | FTDNA2}}
{{on chip | HumanOmni1Quad}}
{{on chip | Illumina Human 1M}}