General Information of Drug Therapeutic Target (DTT) (ID: TT3KLDP)

DTT Name L-Tryptophan hydroxylase 2 (TPH2)
Synonyms Tryptophan 5-monooxygenase 2; Tryptophan 5-hydroxylase 2; Neuronal tryptophan hydroxylase; NTPH
Gene Name TPH2
DTT Type
Literature-reported target
[1]
UniProt ID
TPH2_HUMAN
TTD ID
T85915
3D Structure
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2D Sequence (FASTA)
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3D Structure (PDB)
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EC Number
EC 1.14.16.4
Sequence
MQPAMMMFSSKYWARRGFSLDSAVPEEHQLLGSSTLNKPNSGKNDDKGNKGSSKREAATE
SGKTAVVFSLKNEVGGLVKALRLFQEKRVNMVHIESRKSRRRSSEVEIFVDCECGKTEFN
ELIQLLKFQTTIVTLNPPENIWTEEEELEDVPWFPRKISELDKCSHRVLMYGSELDADHP
GFKDNVYRQRRKYFVDVAMGYKYGQPIPRVEYTEEETKTWGVVFRELSKLYPTHACREYL
KNFPLLTKYCGYREDNVPQLEDVSMFLKERSGFTVRPVAGYLSPRDFLAGLAYRVFHCTQ
YIRHGSDPLYTPEPDTCHELLGHVPLLADPKFAQFSQEIGLASLGASDEDVQKLATCYFF
TIEFGLCKQEGQLRAYGAGLLSSIGELKHALSDKACVKAFDPKTTCLQECLITTFQEAYF
VSESFEEAKEKMRDFAKSITRPFSVYFNPYTQSIEILKDTRSIENVVQDLRSDLNTVCDA
LNKMNQYLGI
Function Rate-limiting enzyme in the synthesis of serotonin (5-hydroxytryptamine, or 5HT). Has functions in peripheral tissues, including the maintenance of vascular tone and gut motility.
KEGG Pathway
Tryptophan metabolism (hsa00380 )
Folate biosynthesis (hsa00790 )
Metabolic pathways (hsa01100 )
Serotonergic synapse (hsa04726 )
Reactome Pathway
Serotonin and melatonin biosynthesis (R-HSA-209931 )
BioCyc Pathway
MetaCyc:HS06603-MON

Molecular Interaction Atlas (MIA) of This DTT

Molecular Interaction Atlas (MIA) Jump to Detail Molecular Interaction Atlas of This DTT
3 Investigative Drug(s) Targeting This DTT
Drug Name Drug ID Indication ICD 11 Highest Status REF
6-fluorotryptophan DM6YD3U Discovery agent N.A. Investigative [2]
alpha-propyldopacetamide DMQKMX3 Discovery agent N.A. Investigative [1]
fenclonine DMUBO3E Discovery agent N.A. Investigative [1]
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The Drug-Metabolizing Enzyme (DME) Role of This DTT

DTT DME Name Tryptophan 5-hydroxylase 2 (TPH2) DME Info
Gene Name TPH2
2 Approved Drug(s) Metabolized by This DTT
Drug Name Drug ID Indication ICD 11 Highest Status REF
L-Tryptophan DMIBH7M Depression 6A70-6A7Z Approved [3]
Tetrahydrobiopterin DMINZ4W Malnutrition 5B50-5B71 Approved [4]
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1 Investigative Drug(s) Metabolized by This DTT
Drug Name Drug ID Indication ICD 11 Highest Status REF
Sapropterin DM6GE21 Phenylketonuria 5C50.0 Investigative [4]
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References

1 URL: http://www.guidetopharmacology.org Nucleic Acids Res. 2015 Oct 12. pii: gkv1037. The IUPHAR/BPS Guide to PHARMACOLOGY in 2016: towards curated quantitative interactions between 1300 protein targets and 6000 ligands. (Target id: 1242).
2 (+)-6-fluorotryptophan, an inhibitor of tryptophan hydroxylase: sleep and wakefulness in the rat. Neuropharmacology. 1981 Apr;20(4):335-9.
3 Strain differences in basal and post-citalopram extracellular 5-HT in the mouse medial prefrontal cortex and dorsal hippocampus: relation with tryptophan hydroxylase-2 activity. J Neurochem. 2007 Nov;103(3):1111-20.
4 Characterization of wild-type and mutant forms of human tryptophan hydroxylase 2. J Neurochem. 2007 Mar;100(6):1648-57.