cystathionine β-lyase

cystathionine β-lyase
An enzyme catalyzing the hydrolysis of l-cystathionine to pyruvate, l-homocysteine, and NH3. SEE ALSO: cystathionine γ-lyase. SYN: β-cystathionase, cystine lyase.

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  • Cystathionine gamma-lyase — Cysteine metabolism. Cystathionase catalyzes the lower reaction. Identifiers EC number …   Wikipedia

  • Cystathionine beta-lyase — Identifiers EC number 4.4.1.8 CAS number 9055 05 4 …   Wikipedia

  • Cystathionine-beta-lyase — is an enzyme used in the biosynthesis of methionine. It is not present in humans. It is classified under EC 4.4.1.8. See also Cystathionine …   Wikipedia

  • cystathionine γ-lyase — A liver enzyme, requiring pyridoxal phosphate as coenzyme, that catalyzes the hydrolysis of l cystathionine to l cysteine and 2 ketobutyrate, releasing NH3; also catalyzes formation of 2 ketobutyrate from l homoserine, of pyruvate (and NH3 and… …   Medical dictionary

  • cystathionine γ-lyase — cys·ta·thi·o·nine γ ly·ase (sis″tə thiґo nēn liґās) [EC 4.4.1.1] an enzyme of the lyase class that catalyzes the cleavage of cystathionine to cysteine, α ketoglutarate, and ammonia as a step in the metabolism of… …   Medical dictionary

  • Cystathionine beta synthase — Structure of human cystathionine beta synthase.[1] …   Wikipedia

  • Cystathionine — Structure de la cystathionine Général …   Wikipédia en Français

  • Cystathionine — Cystathionine …   Wikipedia

  • Cystathionine gamma-synthase — Identifiers EC number 2.5.1.48 CAS number 9030 70 0 …   Wikipedia

  • Cystathionine beta-synthase — In enzymology, a cystathionine beta synthase (EC number|4.2.1.22) is an enzyme that catalyzes the chemical reaction:L serine + L homocysteine ightleftharpoons L cystathionine + H2OThus, the two substrates of this enzyme are L serine and L… …   Wikipedia

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