1.14.16.4: tryptophan 5-monooxygenase
This is an abbreviated version!
For detailed information about tryptophan 5-monooxygenase, go to the full flat file.
Word Map on EC 1.14.16.4
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1.14.16.4
-
serotonin
-
serotonergic
-
raphe
-
5-hydroxytryptamine
-
monoamine
-
dorsal
-
dopamine
-
neurotransmitter
-
hippocampus
-
antidepressant
-
reuptake
-
5-hydroxytryptophan
-
anxiety
-
psychiatric
-
midbrain
-
striatum
-
hypothalamus
-
neurochemical
-
5-hydroxyindoleacetic
-
mood
-
enterochromaffin
-
neurotransmission
-
5-hiaa
-
p-chlorophenylalanine
-
fluoxetine
-
pineal
-
brainstem
-
alpha-methyl-p-tyrosine
-
monoaminergic
-
5,7-dihydroxytryptamine
-
analysis
-
methamphetamine
-
autoreceptors
-
slc6a4
-
immobility
-
pargyline
-
n-acetylserotonin
-
neostriatal
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5-httlpr
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medicine
-
citalopram
-
antidepressant-like
-
carcinoid
-
biopterins
-
impulsivity
-
oxidase-a
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tetrahydropterins
-
fenfluramine
-
impulsive
-
8-oh-dpat
-
5-hydroxyindole
-
drug development
-
3,4-methylenedioxymethamphetamine
- 1.14.16.4
- serotonin
-
serotonergic
-
raphe
- 5-hydroxytryptamine
-
monoamine
-
dorsal
- dopamine
-
neurotransmitter
- hippocampus
-
antidepressant
-
reuptake
- 5-hydroxytryptophan
-
anxiety
-
psychiatric
- midbrain
- striatum
- hypothalamus
-
neurochemical
-
5-hydroxyindoleacetic
-
mood
-
enterochromaffin
-
neurotransmission
-
5-hiaa
- p-chlorophenylalanine
- fluoxetine
-
pineal
- brainstem
- alpha-methyl-p-tyrosine
-
monoaminergic
-
5,7-dihydroxytryptamine
- analysis
- methamphetamine
-
autoreceptors
-
slc6a4
-
immobility
- pargyline
- n-acetylserotonin
- neostriatal
-
5-httlpr
- medicine
- citalopram
-
antidepressant-like
- carcinoid
- biopterins
-
impulsivity
-
oxidase-a
- tetrahydropterins
- fenfluramine
-
impulsive
-
8-oh-dpat
- 5-hydroxyindole
- drug development
- 3,4-methylenedioxymethamphetamine
Reaction
Synonyms
hTPH2, indoleacetic acid-5-hydroxylase, L-tryptophan 5-hydroxylase, L-tryptophan hydroxylase, oxygenase, tryptophan 5-mono-, peripheral tryptophan hydroxylase, PTMO, putative tryptophan monooxygenase, TH2, TPH, TPH-1, TPH-2, TPH1, TPH2, TRpOH, tryptophan 5-hydroxylase, tryptophan 5-monooxygenase, tryptophan hydroxylase, tryptophan hydroxylase 1, tryptophan hydroxylase 2, tryptophan hydroxylase I, tryptophan hydroxylase isoform 1, tryptophan hydroxylase isoform 2, tryptophan hydroxylase isoform2, tryptophan hydroxylase type I, tryptophan hydroxylase-1, tryptophan hydroxylase-2, tryptophan-5-hydroxylase
ECTree
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Substrates Products
Substrates Products on EC 1.14.16.4 - tryptophan 5-monooxygenase
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REACTION DIAGRAM
2-azaisotryptophan + 6-methyltetrahydropterin + O2
5-hydroxy-2-azaisotryptophan + 6-hydroxy-2-azaisotryptophan + 6-methyldihydropterin + H2O
-
recombinant N- and C-terminal truncated enzyme
-
?
4-azatryptophan + 6-methyltetrahydropterin + O2
5-hydroxy-4-azatryptophan + 6-methyldihydropterin + H2O
-
recombinant N- and C-terminal truncated enzyme
-
?
4-methyltryptophan + 6-methyltetrahydropterin + O2
5-hydroxy-4-methyltryptophan + 6-methyldihydropterin + H2O
-
recombinant N- and C-terminal truncated enzyme
-
?
5-methyltryptophan + 6-methyltetrahydropterin + O2
5-hydroxymethyltryptophan + 5-hydroxy-4-methyltryptophan + 6-methyldihydropterin + H2O
-
recombinant N- and C-terminal truncated enzyme
more than 99% 5-hydroxymethyltryptophan
?
6-azatryptophan + 6-methyltetrahydropterin + O2
5-hydroxy-6-azatryptophan + 6-methyldihydropterin + H2O
-
recombinant N- and C-terminal truncated enzyme
-
?
6-methyltryptophan + 6-methyltetrahydropterin + O2
5-hydroxy-6-methyltryptophan + 6-methyldihydropterin + H2O
-
recombinant N- and C-terminal truncated enzyme
-
?
7-azatryptophan + 6-methyltetrahydropterin + O2
5-hydroxy-7-azatryptophan + 6-methyldihydropterin + H2O
-
recombinant N- and C-terminal truncated enzyme
-
?
7-methyltryptophan + 6-methyltetrahydropterin + O2
5-hydroxy-7-methyltryptophan + 6-methyldihydropterin + H2O
-
recombinant N- and C-terminal truncated enzyme
-
?
L-methionine + ? + O2
?
-
relative high activity with pronase-treated PTMO
-
-
?
L-phenylalanine + (7R)-5,6,7,8-tetrahydrobiopterine + O2
L-tyrosine + dihydropteridine + H2O
-
-
-
-
r
L-phenylalanine + tetrahydrobiopterin + O2
L-tyrosine + dihydropterin + H2O
-
-
-
-
r
L-phenylalanine + tetrahydropteridine + O2
L-tyrosine + dihydropteridine + H2O
-
purified PTMO shows no activity, relative high activity with pronase-treated PTMO
-
-
?
L-tryptophan + (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
L-tryptophan + 6-methyl-tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 6-methyl-4a-hydroxytetrahydrobiopterin
L-tryptophan + 6-methyl-tetrahydropterin + O2
5-hydroxy-L-tryptophan + 6-methyl-4a-hydroxytetrahydropterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
tyrosine + dihydropteridine + H2O
-
at a comparable rate of L-tryptophan hydroxylation
-
-
?
L-phenylalanine + tetrahydropteridine + O2
tyrosine + dihydropteridine + H2O
-
-
-
-
?
L-phenylalanine + tetrahydropteridine + O2
tyrosine + dihydropteridine + H2O
-
at a comparable rate of L-tryptophan hydroxylation
-
-
?
L-phenylalanine + tetrahydropteridine + O2
tyrosine + dihydropteridine + H2O
-
-
-
?
L-phenylalanine + tetrahydropteridine + O2
tyrosine + dihydropteridine + H2O
-
28.8% of the rate observed with L-tryptophan
-
?
L-phenylalanine + tetrahydropteridine + O2
tyrosine + dihydropteridine + H2O
-
tryptophan hydroxylase form I, 39% of activity with L-tryptophan
-
-
?
5-hydroxy-L-tryptophan + ?
-
-
-
-
?
L-tryptophan + (6R)-L-erytho-5,6,7,8-tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + ?
-
-
-
?
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
over 300 single nucleotide polymorphisms have been identified and are associated with symptoms ranging from mild hyperphenylalaninemia to severe phenylketonuria
-
-
?
L-tryptophan + (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
1.3fold activity compared to the human tryptophan hydroxylase 2
-
-
?
?
-
-
-
-
r
L-tryptophan + 2-amino-4-hydroxy-6,7-dimethyl-5,6,7,8-tetrahydropteridine + O2
?
-
-
-
-
r
L-tryptophan + 2-amino-4-hydroxy-6,7-dimethyl-5,6,7,8-tetrahydropteridine + O2
?
-
-
-
-
r
?
-
-
-
-
r
L-tryptophan + 2-amino-4-hydroxy-6-methyl-tetrahydropteridine + O2
?
-
-
-
-
r
5-hydroxy-L-tryptophan + 6-methyl-4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + 6-methyl-tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 6-methyl-4a-hydroxytetrahydrobiopterin
-
-
-
-
?
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
rate-limiting enzyme in serotonin synthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
the enzyme is required for serotonin, i.e. 5-hydroxytryptamine, biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
first and rate-determining step in the biosynthesis of the neurotransmitter serotonin
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
brain-specific isozyme TPH2 is the rate-limiting enzyme in serotonin biosynthesis, a truncated enzyme version occurs in brain tissues being the cause of impaired serotonin transmission
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
differences in the regulation of isozyme TPH2 versus isozyme TPH1, overview
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
first and rate limiting step in the biosynthesis of the neurotransmitter serotonin
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
initial and rate-limiting enzyme in the biosynthesis of serotonin
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
low tryptophan levels are associated with depression and may arise because of stress, the hypothalamic and peripheral serotonin, i.e.5-hydroxytryptamine-system has a significant role in appetite regulation, possibly a homeostatic mechanism in regulating peripheral TRP levels, overview
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
rate-limiting step in the biosynthesis of serotonin, regulation of isozymes TPH1 and TPH2, overview
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
rate-limiting step in the synthesis of serotonin
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
the enzyme is rate limiting in serotonin biosynthesis and important in serotonergic neurotransmission, overview
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
the enzyme is rate-limiting in neuronal serotonin biosynthesis, disturbances of the central serotonergic system, due to genetic variations in the TPH2 gene, are involved in the pathophysiology of alcohol dependence and suicidal behavior
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
the enzyme is rate-limiting in serotonin biosynthesis, deficient levels of serotonin are associated with suicide and depression
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
the enzyme is responsible for serotonin biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
TPH catalyzes the first step and rate-limiting reaction in the biosynthesis of 5-hydroxytryptamine, i.e. serotonin, and plays a role in brain development, overview
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
TPH is rate-limiting in serotonin biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
TPH is rate-limiting in serotonin biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
TPH is the rate-limiting enzyme in the biosynthesis of 5-hydroxytryptamine, i.e. serotonin, possible involvement of the TPH1 218A allele in susceptibility to schizophrenia, overview
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
TPH1 is the rate-limiting enzyme in serotonin biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
TPH2 control 5-hydroxytryptamine, i.e. serotonin, biosynthesis and its deficiency is involved in affective disorders, pathophysiological mechanism, overview
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
TPH2 is involved in serotonin biosynthesis, which is involved in behavioural processes, e.g. working memory, overview
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
TPH2 is rate-limiting in serotonin, i.e. 5-hydroxytryptamine, biosynthesis, serotonin is involved in the pathophysiology of several psychiatric disorders including major depression, MD, overview
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
TPH2 is the first and rate-limiting enzyme in the serotonin biosynthetic pathway
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
TPH2 is the rate-limiting enzyme during 5-hydroxytryptamine synthesis in the brain
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
TPH2 is the rate-limiting enzyme in brain serotonin/5-hydroxytryptamine biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
TPH2 is the rate-limiting enzyme in raphe serotonin biosynthesis, and polymorphisms of TPH2 are implicated in vulnerability to psychiatric disorders
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
the enzyme is involved in neuronal serotonin, i.e. 5-hydroxytryptamine, biosynthesis, genetic variance is associated with numerous behavioral traits and psychiatric disorders
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
first and rate-limiting step in serotonin biosynthesis, overview. Serotonin, i.e. 5-hydroxytryptamine, is a neurotransmitter that modulates central and peripheral functions through action on neurons, smooth muscle, and other cell types
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
first and rate-limiting step in serotonin biosynthesis, serotonin, i.e. 5-hydroxytryptamine, is a neurotransmitter with both central and peripheral functions, including the modulation of mood, appetite, hemodynamics, gastrointestinal sensation, secretion, and motility
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
key enzyme of serotonin synthesis in the brain is tryptophan hydroxylase-2
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
rate-limiting enzyme in serotonin biosynthesis, mice deficient in peripheral tryptophan hydroxylase and serotonin exhibit a reduced risk of thrombosis and thromboembolism
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
rate-limiting step in serotonin, i.e. 5-hydroxytryptamine, biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
the enzyme is responsible for serotonin biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
TPH catalyzes the first step and rate-limiting reaction in the biosynthesis of 5-hydroxytryptamine, i.e. serotonin, and plays a role in brain and serotonergic neuron development, also TPH1 is involved in behavioural disorders, overview
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
TPH catalyzes the first step and rate-limiting reaction in the biosynthesis of 5-hydroxytryptamine, i.e. serotonin, and plays a role in brain and serotonergic neuron development, overview
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
TPH is involved in 5-hydroxytryptamine biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
the enzyme is responsible for serotonin biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
TPH2 is a rate-limiting enzyme of neuronal serotonin biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
relative high activity with pronase-treated PTMO
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
isozyme TPH2 is the rate-limiting enzyme in serotonin/5-hydroxytryptamine biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
the calcium influx through L-type high voltage-activated calcium channels is essential for the full activation of tryptophan hydroxylase leading to melatonin synthesis in the pineal gland
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
the enzyme is involved in emotional responses
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
the enzyme is responsible for serotonin biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
TPH is involved in the biosynthesis of 5-hydroxytryptamine, i.e. serotonin, important neurotransmitters in the brain and involved in regulation of body temperature, blood pressure, endocrine activity, appetite, sexual behavior, movement, emesis, and pain, the enzyme activity plays a role in exercise-induced fatigue, overvieww
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
TPH is rate-limiting in serotonin biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
TPH is the rate limiting enzyme in serotonin biosynthesis, the enzyme and 5-hydroxytryptamine might be involved in exercise-induced fatigue
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
TPH2 is the rate-limiting enzyme in 5-hydroxytryptamine, i.e. serotonin, biosynthesis in the brain, and is a candidate for participation in a mechanism mediating the antidepressant effect of selective 5-hydroxytryptamine reuptake inhibitors such as fluoxetine, TPH2 gene expression in the midbrain part of the dorsal raphenucleus is implicated in depression and stress response
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
TPH2 is the rate-limiting enzyme in brain serotonin/5-hydroxytryptamine biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
TPH2 is the rate-limiting enzyme in raphe serotonin biosynthesis
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
r
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
L-tryptophan + tetrahydrobiopterin + O2
5-hydroxy-L-tryptophan + 4a-hydroxytetrahydrobiopterin
-
-
-
-
?
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
enzyme catalyzes the rate-limiting step in biosynthesis of putative neurotransmitter 5-hydroxytryptamine, serotonin
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
enzyme catalyzes the rate-limiting step in biosynthesis of putative neurotransmitter 5-hydroxytryptamine, serotonin
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
enzyme catalyzes the rate-limiting step in biosynthesis of putative neurotransmitter 5-hydroxytryptamine, serotonin
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
enzyme catalyzes the rate-limiting step in biosynthesis of putative neurotransmitter 5-hydroxytryptamine, serotonin
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
initial and uncommited step in the biosynthesis of melatonin
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
rate-determining step of serotonin biosynthesis
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
rate-limiting step in biosynthesis of serotonin in brain
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
ovarian steroids stimulate TPH-2 mRNA expression, which can in turn cause an increase in serotonin synthesis
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
cofactor 2-amino-4-hydroxy-6,7-dimethyltetrahydropteridine
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
believed to be the rate-limeting enzyme in the biosynthesis of serotonin in the central nervous system
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
tryptophan hydroxylase-2 controls brain serotonin synthesis
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
cofactor tetrahydrobiopterin
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
cofactor tetrahydrobiopterin
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
cofactor 2-amino-4-hydroxy-6,7-dimethyltetrahydropteridine
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
cofactor 2-amino-4-hydroxy-6,7-dimethyltetrahydropteridine
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
cofactor 2-amino-4-hydroxy-6-methyltetrahydropteridine
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
cofactor 2-amino-4-hydroxy-6-methyltetrahydropteridine
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
enzyme catalyzes the rate-limiting step in biosynthesis of putative neurotransmitter 5-hydroxytryptamine, serotonin
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
cofactor 2-amino-4-hydroxy-6-methyltetrahydropteridine
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
enzyme catalyzes the rate-limiting step in biosynthesis of putative neurotransmitter 5-hydroxytryptamine, serotonin
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
enzyme catalyzes the rate-limiting step in biosynthesis of putative neurotransmitter 5-hydroxytryptamine, serotonin
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
enzyme catalyzes the rate-limiting step in biosynthesis of putative neurotransmitter 5-hydroxytryptamine, serotonin
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
rate-limiting enzyme in synthesis of 5-hydroxy-L-tryptophan
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
?
L-tryptophan + tetrahydropteridine + O2
5-hydroxy-L-tryptophan + dihydropteridine + H2O
-
-
-
?
?
-
1% of activity with L-tryptophan
-
-
?
L-tyrosine + tetrahydropteridine + O2
?
-
relative high activity with pronase-treated PTMO
-
-
?
additional information
?
-
5-hydroxytryptamine is a major modulator of behavior in vertebrates and invertebrates, and deficiencies in the serotonergic system account for several behavioral disorders in humans, 5-hydroxyytryptamine is a major therapeutic target in patients with psychiatric disorders, overview
-
-
?
additional information
?
-
5-hydroxytryptamine is a major modulator of behavior in vertebrates and invertebrates, and deficiencies in the serotonergic system account for several behavioral disorders in humans, 5-hydroxyytryptamine is a major therapeutic target in patients with psychiatric disorders, overview
-
-
?
additional information
?
-
5-hydroxytryptamine is a major modulator of behavior in vertebrates and invertebrates, and deficiencies in the serotonergic system account for several behavioral disorders in humans, 5-hydroxyytryptamine is a major therapeutic target in patients with psychiatric disorders, overview, association of TPH1 with suicidal behavior, TPH1 is involved in brain and serotonergic neuron development, overview
-
-
?
additional information
?
-
5-hydroxytryptamine is a major modulator of behavior in vertebrates and invertebrates, and deficiencies in the serotonergic system account for several behavioral disorders in humans, 5-hydroxyytryptamine is a major therapeutic target in patients with psychiatric disorders, overview, association of TPH1 with suicidal behavior, TPH1 is involved in brain and serotonergic neuron development, overview
-
-
?
additional information
?
-
additive effects of serotonin transporter and tryptophan hydroxylase-2 gene variation on neural correlates of affective processing, serotonergic regulation of neural processing of affective stimuli with the striatum as a critical site where gene-gene regulation takes place, whole brain analysis for emotional word Stroop task, overview
-
-
?
additional information
?
-
alcohol consumption may influence TPH1 and TPH2 expression and regulation
-
-
?
additional information
?
-
association between the tryptophan hydroxylase-1 gene A218C polymorphism and citalopram antidepressant response in a Korean population with major depressive disorder
-
-
?
additional information
?
-
-
association between the tryptophan hydroxylase-1 gene A218C polymorphism and citalopram antidepressant response in a Korean population with major depressive disorder
-
-
?
additional information
?
-
localized changes in TPH2 expression in specific subnuclei of the dorsal raphe nucleus suggest that the serotonergic compensatory mechanism in depression and suicide is specifically regulated within the DRN and has implications for regions innervated by this subnucleus, overview
-
-
?
additional information
?
-
-
the borderline personality disorder might be partly due to serotonergic dysfunction
-
-
?
additional information
?
-
TPH2 expression is part of the developmental program regulated by REST, i.e. the RE-1 silencer of transcription, REST/NRSF is implicated in neurogenesis and transcriptionally regulates a network of genes, overview
-
-
?
additional information
?
-
-
TPH2 expression is part of the developmental program regulated by REST, i.e. the RE-1 silencer of transcription, REST/NRSF is implicated in neurogenesis and transcriptionally regulates a network of genes, overview
-
-
?
additional information
?
-
TPH2 gene and its 5' upstream region variants may be involved in the predisposition to suicide in major depression disorder, however, may not play a role in impulsive-aggressive behaviors as mediators, overview
-
-
?
additional information
?
-
-
TPH2 gene and its 5' upstream region variants may be involved in the predisposition to suicide in major depression disorder, however, may not play a role in impulsive-aggressive behaviors as mediators, overview
-
-
?
additional information
?
-
residue lying adjacent to substrate is F313, role of F313 in substrate specificity, residue is different from L-phenylalanine 4-hydroxylase
-
-
?
additional information
?
-
-
emotional behavior and expression pattern tryptophan hydroxylase is altered in senescence-accelerated prone mouse 6, which show increased serotonin levels, overview
-
-
?
additional information
?
-
temporal expression pattern of TPH1 and pathway regulation, overview
-
-
?
additional information
?
-
temporal expression pattern of TPH1 and pathway regulation, overview
-
-
?
additional information
?
-
temporal expression pattern of TPH2 and pathway regulation, overview
-
-
?
additional information
?
-
temporal expression pattern of TPH2 and pathway regulation, overview
-
-
?
additional information
?
-
-
pronase-treated PTMO shows less than 5% activity of that of L-phenylalanine for L-lysine, L-histidine and L-threonine
-
-
?
additional information
?
-
-
chronic treatment with milnacipran or fluvoxamine is effective to improve both the hyperemotional behavior and the loss of TPH-positive cells in olfactory bulbectomized rats, overview
-
-
?
additional information
?
-
the enzyme expression in brain is correlated to glucocorticoid fluctuations, e.g. corticosterone, overview
-
-
?
additional information
?
-
TPH2 expression is part of the developmental program regulated by REST, i.e. the RE-1 silencer of transcription, REST/NRSF is implicated in neurogenesis and transcriptionally regulates a network of genes, overview
-
-
?