{{Rsnum
|rsid=310762
|Gene=SYN2
|Chromosome=3
|position=12182651
|Orientation=plus
|GMAF=0.4339
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
|Gene_s=SYN2
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 21.2 | 37.2 | 41.6
| HCB | 38.5 | 45.2 | 16.3
| JPT | 36.3 | 38.1 | 25.7
| YRI | 2.0 | 25.9 | 72.1
| ASW | 3.6 | 35.7 | 60.7
| CHB | 38.5 | 45.2 | 16.3
| CHD | 42.2 | 47.7 | 10.1
| GIH | 39.6 | 41.6 | 18.8
| LWK | 10.0 | 51.8 | 38.2
| MEX | 32.8 | 58.6 | 8.6
| MKK | 13.5 | 37.8 | 48.7
| TSI | 23.5 | 39.2 | 37.3
| HapMapRevision=28
}}[[rs795009]] and [[rs310762]] have been linked to [[schizophrenia]]

{{PMID Auto
|PMID=15449241
|Title=Family-based association study of synapsin II and schizophrenia.
|OA=1
}}

{{PMID Auto
|PMID=16131404
|Title=Association study of polymorphisms in synaptic vesicle-associated genes, SYN2 and CPLX2, with schizophrenia.
|OA=1
}}

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