{{Rsnum
|rsid=3737964
|Gene=CLCN6
|Chromosome=1
|position=11806987
|Orientation=minus
|GMAF=0.1997
|Gene_s=CLCN6,MTHFR
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;G)
| geno3=(G;G)
| CEU | 6.2 | 44.2 | 49.6
| HCB | 0.0 | 22.6 | 77.4
| JPT | 0.9 | 13.3 | 85.8
| YRI | 8.8 | 36.1 | 55.1
| ASW | 3.5 | 49.1 | 47.4
| CHB | 0.0 | 22.6 | 77.4
| CHD | 2.8 | 16.5 | 80.7
| GIH | 9.9 | 44.6 | 45.5
| LWK | 2.8 | 41.7 | 55.6
| MEX | 3.4 | 34.5 | 62.1
| MKK | 9.6 | 47.4 | 42.9
| TSI | 16.7 | 27.5 | 55.9
| HapMapRevision=28
}}Associated with lean body mass but not fat body mass in a study of ~1,800 Caucasians {{PMID|18180959}}

{{PMID Auto
|PMID=19048631
|Title=Oral facial clefts and gene polymorphisms in metabolism of folate/one-carbon and vitamin A: a pathway-wide association study.
|OA=1
}}

{{PMID Auto
|PMID=19493349
|Title=118 SNPs of folate-related genes and risks of spina bifida and conotruncal heart defects.
|OA=1
}}

{{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}}