{{Rsnum
|rsid=7538427
|Gene=GTF2B
|Chromosome=1
|position=88873739
|Orientation=plus
|GMAF=0.08081
|Gene_s=GTF2B
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 0.0 | 7.1 | 92.9
| HCB | 2.9 | 19.7 | 77.4
| JPT | 0.9 | 8.8 | 90.3
| YRI | 1.4 | 21.8 | 76.9
| ASW | 1.8 | 15.8 | 82.5
| CHB | 2.9 | 19.7 | 77.4
| CHD | 3.7 | 19.4 | 76.9
| GIH | 0.0 | 5.9 | 94.1
| LWK | 0.9 | 25.5 | 73.6
| MEX | 0.0 | 3.4 | 96.6
| MKK | 0.6 | 20.0 | 79.4
| TSI | 1.0 | 13.7 | 85.3
| HapMapRevision=28
}}{{PMID Auto
|PMID=22194214
|Title=Replication study of 10 genes showing evidence for association with multiple sclerosis: validation of TMEM39A, IL12B and CBLB [correction of CLBL] genes
}}

{{PMID Auto
|PMID=20007504
|Title=Comprehensive follow-up of the first genome-wide association study of multiple sclerosis identifies KIF21B and TMEM39A as susceptibility loci.
|OA=1
}}

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