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Cystathionine gamma-Lyase MeSH Descriptor Data 2023


MeSH Heading
Cystathionine gamma-Lyase
Tree Number(s)
D08.811.520.300.250
Unique ID
D003542
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D003542
Annotation
/defic: consider also CYSTATHIONINE /‌urine (IM) + AMINO ACID METABOLISM, INBORN ERRORS (IM)
Scope Note
A multifunctional pyridoxal phosphate enzyme. In the final step in the biosynthesis of cysteine it catalyzes the cleavage of cystathionine to yield cysteine, ammonia, and 2-ketobutyrate. EC 4.4.1.1.
Entry Term(s)
Cystathionase
Cysteine Desulfhydrase
Cystine Desulfhydrase
Cystine Desulfohydrolase
Homoserine Deaminase
Homoserine Dehydratase
gamma-Cystathionase
Registry Number
EC 4.4.1.1
Related Numbers
9012-96-8
CAS Type 1 Name
L-Cystathionine cysteine-lyase (deaminating)
Previous Indexing
Cysteine (1973-1974)
Homoserine (1973-1974)
Lyases (1973-1974)
Public MeSH Note
91; was see under LYASES 1975-90
History Note
91(75); was see under LYASES 1975-90
Date Established
1991/01/01
Date of Entry
1974/11/11
Revision Date
2003/07/09
Cystathionine gamma-Lyase Preferred
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