{{Rsnum
|rsid=2274736
|Gene=PTPN21
|Chromosome=14
|position=88472308
|Orientation=minus
|GMAF=0.365
|Gene_s=PTPN21
|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 | 9.7 | 46.9 | 43.4
| HCB | 7.3 | 49.6 | 43.1
| JPT | 10.6 | 52.2 | 37.2
| YRI | 30.6 | 43.5 | 25.9
| ASW | 15.8 | 54.4 | 29.8
| CHB | 7.3 | 49.6 | 43.1
| CHD | 4.6 | 49.1 | 46.3
| GIH | 13.9 | 44.6 | 41.6
| LWK | 33.6 | 45.5 | 20.9
| MEX | 6.9 | 39.7 | 53.4
| MKK | 16.7 | 53.2 | 30.1
| TSI | 5.9 | 37.3 | 56.9
| HapMapRevision=28
}}{{PMID Auto
|PMID=21752600
|Title=Two non-synonymous markers in PTPN21, identified by genome-wide association study data-mining and replication, are associated with schizophrenia
}}

{{PMID Auto
|PMID=16918960
|Title=Use of Tag single nucleotide polymorphisms (SNPs) to screen PTPN21: no association with Graves' disease.
}}

{{GET Evidence
|gene=PTPN21
|aa_change=Val936Ala
|aa_change_short=V936A
|impact=not reviewed
|qualified_impact=Insufficiently evaluated not reviewed
|inheritance=unknown
|quality_scores=Array
|dbsnp_id=rs2274736
|overall_frequency_n=4313
|overall_frequency_d=10758
|overall_frequency=0.400911
|n_genomes=45
|n_genomes_annotated=0
|n_haplomes=58
|n_articles=0
|n_articles_annotated=0
|nblosum100=2
|autoscore=0
|webscore=N
}}

{{on chip | 23andMe v1}}
{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | Affy GenomeWide 6}}
{{on chip | FTDNA2}}
{{on chip | FTDNA}}
{{on chip | HumanOmni1Quad}}
{{on chip | Illumina Human 1M}}