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cystathionine beta-synthase activity

Known as: serine sulfhydrase activity, methylcysteine synthase activity, beta-thionase activity 
Catalysis of the reaction: L-serine + L-homocysteine = cystathionine + H2O. [EC:4.2.1.22]
National Institutes of Health

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Cystathionine beta-Synthasenegative regulation of cystathionine beta-synthase activity

Papers overview

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2008
2008
Effect of Dietary Soybean Protein Level on the Plasma Homocysteine Concentration in Rats
There was an inverse correlation between the plasma homocysteine concentration and dietary protein level or protein intake when a… 
2008
2008
Modulation of Cystathionine β-Synthase Activity by the Arg-51 and Arg-224 Mutations
Human cystathionine β-synthase (CBS) catalyzes a pyridoxal 5′-phosphate (PLP) dependent β-replacement reaction to synthesize… 
2006
2006
Suppression of Methionine-Induced Hyperhomocysteinemia by Dietary Eritadenine in Rats
The effect of dietary eritadenine on the plasma homocysteine concentration was investigated in methionine-induced… 
2005
2005
Inhibitory effect of copper on cystathionine beta-synthase activity: protective effect of an analog of the human albumin N-terminus.
Copper was added to truncated, recombinant cystathionine beta-synthase (CBS), and the enzyme activity was assessed by measuring… 
2004
2004
The essentiality of sulfur is closely related to nitrogen metabolism: a clue to hyperhomocysteinaemia
Abstract N and S metabolisms are closely interwoven throughout both the plant and animal kingdoms. The essentiality of S relates… 
1996
1996
The effect of a high-protein diet on cystathionine beta-synthase activity and its transcript levels in rat liver.
Hepatic cystathionine beta-synthase activity was increased in rats fed a high-protein diet for three or five days as compared to… 
1989
1989
Effect of vitamin B12-deficiency on the activity of hepatic cystathionine beta-synthase in rats.
The effect of vitamin B12(B12)-deficiency on the activities of hepatic methionine synthase, homocysteine methyltransferase, and… 
1984
1984
Effect of D,L-propargylglycine on cystathionine metabolism in rats.
Hepatic gamma-cystathionase activity at 12 h after the intraperitoneal injection decreased in proportion to the amount of D,L… 
1977
1977
Sulfur metabolism of a mutant of Cephalosporium acremonium with enhanced potential to utilize sulfate for cephalosporin C production.
Characteristics of a mutant of Cephalosporium acremonium with enhanced potential to utilize sulfate for cephalosporin C… 
1977
1977
Effect of trypsin, S-adenosylmethionine and ethionine on L-serine sulfhydrase activity
Trypsin causes an activation of serine sulfhydrase in the liver extracts from intact animals, but inhibits enzyme activity in the… 
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