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Homocysteine S-Methyltransferase

Known as: Methyltransferase, S-Methylmethionine Homocysteine, S-Adenosylmethionine Homocysteine Methyltransferase, Homocysteine Methyltransferase 
An enzyme that catalyzes the demethylation of L-homocysteine to L-METHIONINE.
National Institutes of Health

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Papers overview

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Highly Cited
2007
Highly Cited
2007
Modulation of the homocysteine-betaine relationship by methylenetetrahydrofolate reductase 677 C->t genotypes and B-vitamin status in a large-scale epidemiological study.
CONTEXT Betaine is formed from the essential nutrient choline or is supplied from the diet. It serves as a substrate in the… 
Highly Cited
1999
Highly Cited
1999
The impact of an amino acid-based peritoneal dialysis fluid on plasma total homocysteine levels, lipid profile and body fat mass.
BACKGROUND The caloric load from glucose-based peritoneal dialysis (PD) fluids contributes to hypertriglyceridaemia, adiposity… 
1998
1998
Post- and prenatal diagnostic methods for the homocystinurias
Abstract Diagnosis of the homozygous homocystinurias can be performed by investigations at the metabolite, enzyme and DNA level… 
Highly Cited
1987
Highly Cited
1987
Altered plasma free and protein-bound sulfur amino acid levels in patients undergoing maintenance hemodialysis.
The plasma sulfur amino acid status of maintenance hemodialysis (MHD) patients has not previously been comprehensively… 
Highly Cited
1978
Highly Cited
1978
Sulfur-containing Compounds in Lemna perpusilla 6746 Grown at a Range of Sulfate Concentrations.
Lemna perpusilla 6746, grown photoautotrophically at a series of sulfate concentrations ranging from 0.32 to 1,000 mum, was… 
Highly Cited
1976
Highly Cited
1976
A new method for the assay of tissue. S-adenosylhomocysteine and S-adenosylmethione. Effect of pyridoxine deficiency on the metabolism of S-adenosylhomocysteine, S-adenosylmethionine and polyamines…
The hepatic synthesis and accumulation of S-adenosylhomocysteine, S-adenosylmethionine and polyamines were studied in normal and… 
Highly Cited
1974
Highly Cited
1974
Mental retardation, megaloblastic anaemia, methylmalonic aciduria and abnormal homocysteine metabolism due to an error in vitamin B12 metabolism.
SUMMARY 1. The case is described of a child with retarded physical and mental development, recurrent megaloblastic anaemia… 
Highly Cited
1971
Highly Cited
1971
Defective metabolism of vitamin B 12 in fibroblasts from children with methylmalonicaciduria.
Highly Cited
1967
Highly Cited
1967
N5-methyltetrahydrofolate-homocysteine transmethylase. Partial purification and properties.
Abstract N5-Methyltetrahydrofolate-homocysteine transmethylase was isolated in millimicromole quantities (290-fold purified) from… 
Highly Cited
1958
Highly Cited
1958
The enzymatic decomposition of S-adenosyl-L-methionine.
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