ADHDgene Database
  • Published Variant
  • Published Gene: 359
  • Published Region: 128
  • Pathway by PBA: 8
  • Study: 361

Gene Report

Basic Info
Approved Symbol TDO2
Symbol Alias TDO, TPH2
Approved Name tryptophan 2,3-dioxygenase
Location 4q31-q32
Position chr4:156775890-156841558, 1
External Links HGNC: 11708
Entrez Gene: 6999
UCSC: uc003ipf.2
No. of Studies 1 (significant: 1; non-significant: 0; trend: 0)
Source Literature-origin

Gene related studies (count: 1)
Reference Statistical Values/Author Comments Result of Statistical Analysis
Comings DE, 1996 One of four investigated polymorphisms in this gene was significantly associated with ADHD. Significant

Gene related SNPs (count: 0)

Gene related CNVs (count: 0)

Gene related other variant (count: 4)

Gene related regions (count: 0)

Gene related GO terms (count: 11)

GO terms by PBA (with statistical significance of FDR<0.05) (count: 0)

GO terms by database search (count: 11)


Gene related KEGG pathways (count: 1)

Genes shared at least 5 GO terms with TDO2 (count: 5)

Genes shared at least 2 KEGG pathways with TDO2 (count: 0)

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Region: chr4:156775890..156841558 View in gBrowse
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