{{Rsnum
|rsid=2180439
|Chromosome=20
|position=21872462
|Orientation=plus
|GMAF=0.4421
|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 | 22.1 | 39.8 | 38.1
| HCB | 19.7 | 46.7 | 33.6
| JPT | 15.0 | 44.2 | 40.7
| YRI | 24.5 | 39.5 | 36.1
| ASW | 24.6 | 50.9 | 24.6
| CHB | 19.7 | 46.7 | 33.6
| CHD | 13.8 | 49.5 | 36.7
| GIH | 29.7 | 53.5 | 16.8
| LWK | 30.0 | 50.0 | 20.0
| MEX | 39.7 | 39.7 | 20.7
| MKK | 23.1 | 52.6 | 24.4
| TSI | 21.6 | 52.9 | 25.5
| HapMapRevision=28
}}[http://blog.23andme.com/2008/10/13/snpwatch-two-groups-discover-dna-variations-linked-to-male-pattern-baldness/ spitoon] rs2180439(T;T) have 2x increased odds of male pattern [[baldness]].

{{PMID Auto GWAS
|PMID=18849994
|Trait=Male-pattern baldness
|Title=Susceptibility variants for male-pattern baldness on chromosome 20p11
|RiskAllele=C
|Pval=2.9999999999999998E-15
|OR=1.82
|ORtxt=[1.45-2.30]
}}

{{omim
|desc=ALOPECIA, ANDROGENETIC, 3; AGA3
|id=612421
|rsnum=2180439
}}

{{PharmGKB
|RSID=rs2180439
|Name_s=
|Gene_s=-
|Feature=
|Evidence=PubMed ID:18849994; Web Resource:http://www.genome.gov/gwastudies/
|Annotation=Susceptibility variants for male-pattern baldness on chromosome 20p11. (Initial Sample Size: 296 cases, 347 controls; Replication Sample Size: 319 cases, 234 controls); (Region: 20p11.22; Reported Gene: PAX1, BQ013595, BE789145; Risk Allele: rs2180439-C) This variant is associated with Male-pattern baldness.
|Drugs=
|Drug Classes=
|Diseases=Alopecia
|Curation Level=Non-Curated
|PharmGKB Accession ID=PA164740874
}}

{{PharmGKB
|RSID=rs2180439
|Name_s=
|Gene_s=-
|Feature=
|Evidence=PubMed ID:18849994; Web Resource:http://www.genome.gov/gwastudies/
|Annotation=GWAS results: Susceptibility variants for male-pattern baldness on chromosome 20p11. (Initial Sample Size: 296 cases, 347 controls; Replication Sample Size: 319 cases, 234 controls); (Region: 20p11.22; Reported Gene(s): PAX1, BQ013595, BE789145; Risk Allele: rs2180439-C); (p-value= 2.99999999999999E-15).This variant is associated with Male-pattern baldness.
|Drugs=
|Drug Classes=
|Diseases=Alopecia
|Curation Level=Non-Curated
|PharmGKB Accession ID=PA164740798
}}

{{PMID Auto GWAS
|PMID=22032556
|Trait=None
|Title=Susceptibility variants on chromosome 7p21.1 suggest HDAC9 as a new candidate gene for male-pattern baldness.
|RiskAllele=
|Pval=4E-17
|OR=2.0800
|ORtxt=None
}}

{{GET Evidence
|impact=pathogenic
|qualified_impact=Insufficiently evaluated pathogenic
|inheritance=unknown
|quality_scores=Array
|dbsnp_id=rs2180439
|overall_frequency_n=80
|overall_frequency_d=128
|overall_frequency=0.625
|n_genomes=44
|n_genomes_annotated=0
|n_haplomes=68
|n_articles=1
|n_articles_annotated=1
|qualityscore_case_control=3
|qualitycomment_case_control=Y
|in_gwas=Y
|in_pharmgkb=Y
|autoscore=2
|webscore=N
|summary_short=positively linked to male pattern baldness
}}

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