{{Rsnum
|rsid=17740607
|Gene=HDC
|Chromosome=15
|position=50263347
|Orientation=plus
|ReferenceAllele=C
|MissenseAllele=T
|GMAF=0.06061
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
|Gene_s=HDC
}}{{ population diversity
| geno1=(A;A)
| geno2=(A;G)
| geno3=(G;G)
| CEU | 0.9 | 18.6 | 80.5
| HCB | 0.0 | 8.0 | 92.0
| JPT | 0.0 | 5.5 | 94.5
| YRI | 0.0 | 0.0 | 100.0
| ASW | 0.0 | 3.5 | 96.5
| CHB | 0.0 | 8.0 | 92.0
| CHD | 0.0 | 9.2 | 90.8
| GIH | 0.0 | 5.9 | 94.1
| LWK | 0.0 | 1.9 | 98.1
| MEX | 0.0 | 10.7 | 89.3
| MKK | 0.0 | 2.6 | 97.4
| TSI | 2.9 | 15.7 | 81.4
| HapMapRevision=28
}}
{{PMID Auto
|PMID=19450133
|Title=Histamine pharmacogenomics
}}

{{PMID Auto
|PMID=20608921
|Title=Variability of the L-Histidine decarboxylase gene in allergic rhinitis.
}}

{{GET Evidence
|gene=HDC
|aa_change=Thr31Met
|aa_change_short=T31M
|impact=not reviewed
|qualified_impact=Insufficiently evaluated not reviewed
|inheritance=unknown
|quality_scores=Array
|dbsnp_id=rs17740607
|overall_frequency_n=894
|overall_frequency_d=10758
|overall_frequency=0.0831009
|n_genomes=3
|n_genomes_annotated=0
|n_haplomes=3
|n_articles=0
|n_articles_annotated=0
|pph2_score=0.162
|nblosum100=2
|autoscore=0
|webscore=N
}}

{{PMID Auto
|PMID=23152756
|Title=The Diamine Oxidase Gene Is Associated with Hypersensitivity Response to Non-Steroidal Anti-Inflammatory Drugs
|OA=1
}}

{{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}}