{{Rsnum
|rsid=728293
|Gene=GABRB1
|Chromosome=4
|position=47355666
|Orientation=plus
|GMAF=0.3186
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
|Gene_s=GABRB1
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;G)
| geno3=(G;G)
| CEU | 12.8 | 56.0 | 31.2
| HCB | 0.0 | 5.2 | 94.8
| JPT | 0.0 | 2.7 | 97.3
| YRI | 15.1 | 48.6 | 36.3
| ASW | 22.2 | 53.7 | 24.1
| CHB | 0.0 | 5.2 | 94.8
| CHD | 0.0 | 7.3 | 92.7
| GIH | 10.4 | 44.8 | 44.8
| LWK | 11.9 | 49.5 | 38.5
| MEX | 10.7 | 39.3 | 50.0
| MKK | 15.4 | 46.3 | 38.3
| TSI | 21.6 | 49.5 | 28.9
| HapMapRevision=28
}}{{omim
|desc=KAHRIZI SYNDROME
|id=612713
|rsnum=728293
}}

{{PMID|16436631|OA=1
}} Whole genome amplification of plasma-circulating DNA enables expanded screening for allelic imbalance in plasma.

{{PMID|18781183|OA=1
}} An autosomal recessive syndrome of severe mental retardation, cataract, coloboma and kyphosis maps to the pericentromeric region of chromosome 4.

{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | Affy GenomeWide 6}}
{{on chip | HumanOmni1Quad}}