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Tyrosine catabolism
Stable Identifier
R-HSA-8963684
Type
Pathway
Species
Homo sapiens
ReviewStatus
5/5
Locations in the PathwayBrowser
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Metabolism (Homo sapiens)
Metabolism of amino acids and derivatives (Homo sapiens)
Phenylalanine and tyrosine metabolism (Homo sapiens)
Tyrosine catabolism (Homo sapiens)
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Cytosolic tyrosine is transaminated to form 3-(4-hydroxyphenyl)pyruvate which in four further reactions is converted to fumarate and acetoacetate. Tyrosine is thus both a glucogenic (fumarate) and a ketogenic (acetoacetate) amino acid. Defects in any of the steps lead to metabolic diseases with accumulation of tyrosine (tyrosinemia) (Mitchell et al. 2001; Held, 2006).
Literature References
PubMed ID
Title
Journal
Year
16773741
Disorders of tyrosine catabolism
Held, PK
Mol Genet Metab
2006
The Metabolic and Molecular Bases of Inherited Disease, 8th ed
Beaudet, AL
,
Scriver, CR
,
Sly, WS
,
Valle, D
2001
Participants
Events
TAT deaminates tyrosine
(Homo sapiens)
TAT aminates HPP
(Homo sapiens)
HPD dioxygenates HPP
(Homo sapiens)
HGD dioxygenates homogentisate
(Homo sapiens)
GSTZ1 isomerizes 4-MAA
(Homo sapiens)
FAH cleaves 4FAA
(Homo sapiens)
Participates
as an event of
Phenylalanine and tyrosine metabolism (Homo sapiens)
Event Information
Go Biological Process
tyrosine catabolic process (0006572)
Orthologous Events
Tyrosine catabolism (Bos taurus)
Tyrosine catabolism (Caenorhabditis elegans)
Tyrosine catabolism (Canis familiaris)
Tyrosine catabolism (Danio rerio)
Tyrosine catabolism (Dictyostelium discoideum)
Tyrosine catabolism (Drosophila melanogaster)
Tyrosine catabolism (Gallus gallus)
Tyrosine catabolism (Mus musculus)
Tyrosine catabolism (Rattus norvegicus)
Tyrosine catabolism (Sus scrofa)
Tyrosine catabolism (Xenopus tropicalis)
Authored
Jassal, B (2017-02-10)
Created
Jassal, B (2017-02-10)
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