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Descriptor English: Tryptophan Oxygenase
Descriptor Spanish: Triptófano Oxigenasa
Descriptor triptófano oxigenasa
Entry term(s) triptófano pirrolasa
Scope note: Dioxigenasa con especificidad para la oxidación del anillo indolamina del TRIPTÓFANO. Es una enzima específica del HÍGADO y primera enzima limitante de la velocidad en la vía de la quinurerina del catabolismo del TRIPTÓFANO.
Descriptor Portuguese: Triptofano Oxigenase
Descriptor French: Tryptophane 2,3-dioxygenase
Entry term(s): 2,3-Dioxygenase, Tryptophan
Dioxygenase, TDO
Oxygenase, Tryptophan
Pyrrolase, Tryptophan
TDO Dioxygenase
Tryptophan 2,3 Dioxygenase
Tryptophan 2,3-Dioxygenase
Tryptophan Pyrrolase
Tree number(s): D08.811.682.690.416.722
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D014366
Scope note: A dioxygenase with specificity for the oxidation of the indoleamine ring of TRYPTOPHAN. It is a LIVER-specific enzyme that is the first and rate limiting enzyme in the kynurenine pathway of TRYPTOPHAN catabolism.
Allowable Qualifiers: AD administration & dosage
AE adverse effects
AI antagonists & inhibitors
AN analysis
BI biosynthesis
BL blood
CF cerebrospinal fluid
CH chemistry
CL classification
CS chemical synthesis
DE drug effects
DF deficiency
EC economics
GE genetics
HI history
IM immunology
IP isolation & purification
ME metabolism
PD pharmacology
PH physiology
PK pharmacokinetics
PO poisoning
RE radiation effects
SD supply & distribution
ST standards
TO toxicity
TU therapeutic use
UL ultrastructure
UR urine
Registry Number: EC 1.13.11.11
CAS Type 1 Name: L-Tryptophan:oxygen 2,3-oxidoreductase (decyclizing)
Public MeSH Note: 68
History Note: 68(65)
Related: Tryptophan Hydroxylase MeSH
DeCS ID: 14768
Unique ID: D014366
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 1968/01/01
Date of Entry: 1999/01/01
Revision Date: 2005/06/30
Tryptophan Oxygenase - Preferred
Concept UI M0022091
Scope note A dioxygenase with specificity for the oxidation of the indoleamine ring of TRYPTOPHAN. It is a LIVER-specific enzyme that is the first and rate limiting enzyme in the kynurenine pathway of TRYPTOPHAN catabolism.
Preferred term Tryptophan Oxygenase
Entry term(s) 2,3-Dioxygenase, Tryptophan
Dioxygenase, TDO
Oxygenase, Tryptophan
Pyrrolase, Tryptophan
TDO Dioxygenase
Tryptophan 2,3 Dioxygenase
Tryptophan 2,3-Dioxygenase
Tryptophan Pyrrolase



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