{{Rsnum
|rsid=2189814
|Gene=GRM3
|Chromosome=7
|position=86702440
|Orientation=plus
|GMAF=0.3939
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
|Gene_s=GRM3
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 9.4 | 37.5 | 53.1
| HCB | 44.4 | 48.9 | 6.7
| JPT | 42.2 | 46.7 | 11.1
| YRI | 0.0 | 0.0 | 100.0
| ASW | 0.0 | 0.0 | 0.0
| CHB | 44.4 | 48.9 | 6.7
| CHD | 0.0 | 0.0 | 0.0
| GIH | 0.0 | 0.0 | 0.0
| LWK | 0.0 | 0.0 | 0.0
| MEX | 0.0 | 0.0 | 0.0
| MKK | 0.0 | 0.0 | 0.0
| TSI | 0.0 | 0.0 | 0.0
| HapMapRevision=28
}}{{PMID Auto
|PMID=21281445
|Title=Polymorphisms associated with normal memory variation also affect memory impairment in schizophrenia
}}