{{Rsnum
|rsid = 7871490
|Gene = TGFBR1
|Orientation=plus
|geno1=(G;G)
|geno2=(G;T)
|geno3=(T;T)
|Chromosome=9
|position=99151408
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|Gene_s=TGFBR1
}}{{doi|10.1126|science.1159397}} appears relevant to [[colon cancer]] [[rs334348]], [[rs334349]] and [[rs1590]] (in total linkage disequilibrium with each other) and a fourth marker, [[rs7871490]]
{{ neighbor
| rsid = 334349
| distance = 697
}}

{{PMID Auto
|PMID=18703712
|Title=Germline allele-specific expression of TGFBR1 confers an increased risk of colorectal cancer.
|OA=1
}}

{{PMID Auto
|PMID=20500843
|Title=Constitutively decreased TGFBR1 allelic expression is a common finding in colorectal cancer and is associated with three TGFBR1 SNPs.
|OA=1
}}

{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | HumanOmni1Quad}}