{{Rsnum
|rsid=12229892
|Gene=PTPN11
|Chromosome=12
|position=112485589
|Orientation=plus
|GMAF=0.1263
|Gene_s=PTPN11
|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 | 0.0 | 0.0 | 100.0
| HCB | 23.4 | 48.2 | 28.5
| JPT | 19.8 | 58.6 | 21.6
| YRI | 0.0 | 0.0 | 100.0
| ASW | 0.0 | 1.8 | 98.2
| CHB | 23.4 | 48.2 | 28.5
| CHD | 22.9 | 52.3 | 24.8
| GIH | 0.0 | 1.0 | 99.0
| LWK | 0.0 | 1.8 | 98.2
| MEX | 0.0 | 10.3 | 89.7
| MKK | 0.0 | 0.0 | 0.0
| TSI | 0.0 | 0.0 | 0.0
| HapMapRevision=28
}}{{PMID Auto
|PMID=22788847
|Title=Association of polymorphism of PTPN 11 encoding SHP-2 with gastric atrophy but not gastric cancer in Helicobacter pylori seropositive Chinese population
|OA=1
}}

{{PMID|18712962}} Associations between a PTPN11 polymorphism and gastric atrophy--opposite in Uzbekistan to that in Japan.

{{PMID|19589142|OA=1
}} Associations of a PTPN11 G/A polymorphism at intron 3 with Helicobactor pylori seropositivity, gastric atrophy and gastric cancer in Japanese.

{{PMID Auto
|PMID=23455381
|Title=Helicobacter pylori-related host gene polymorphisms associated with susceptibility of gastric carcinogenesis: a two-stage case-control study in Chinese.
}}

{{on chip | Illumina Human 1M}}