β-thionase
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Cystathionine beta synthase — Structure of human cystathionine beta synthase.[1] … 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
cystathionine β-synthase — An enzyme catalyzing the reversible hydrolysis of l cystathionine to l serine and l homocysteine. A step in cysteine biosynthesis and in methionine catabolism. A deficiency of this enzyme leads to vascular … Medical dictionary