Results 31 to 40 of about 15,844,621 (256)

S-Adenosylmethionine Synthetase Is Required for Cell Growth, Maintenance of G0 Phase, and Termination of Quiescence in Fission Yeast

open access: yesiScience, 2018
Summary: S-adenosylmethionine is an important compound, because it serves as the methyl donor in most methyl transfer reactions, including methylation of proteins, nucleic acids, and lipids.
Takeshi Hayashi   +4 more
doaj   +1 more source

S-adenosylmethionine treatment prevents carbon tetrachloride-induced S- adenosylmethionine synthetase inactivation and attenuates liver injury [PDF]

open access: yes, 2013
Administration of carbon tetrachloride to rats resulted in induction of hepatic fibrosis and a 60% reduction of hepatic S-adenosylmethionine synthetase activity without producing any significant modification of hepatic levels of S-adenosylmethionine ...
Pajares, María Ángeles   +3 more
core   +1 more source

S-Adenosylmethionine in a Neuroblastoma [PDF]

open access: yesPediatric Research, 1971
Soluble extracts of a neuroblastoma did not require additional methyl donor, S-adenosyl-L-methionine (SAM), for maximal catechol O-methltransferase activity. Prior dialysis of the extract resulted in complete loss of enzymatic activity which could be partially recovered by addition of SAM to the reaction mixture.
openaire   +2 more sources

S-adenosylmethionine metabolism and liver disease

open access: yesAnnals of Hepatology, 2013
Methionine is an essential amino acid that is metabolized mainly by the liver where it is converted to S-adenosylmethionine (SAMe) by the enzyme methionine adenosyltransferase.
José M. Mato   +2 more
doaj   +1 more source

Regulation of mammalian S-adenosylmethionine decarboxylase [PDF]

open access: yes, 1988
S-Adenosylmethionine decarboxylase is a key enzyme in the biosynthesis of polyamines that is the rate limiting step in the formation of spermidine and spermine.
Pajunen, Antti   +5 more
core   +1 more source

Crystal structure and functional analysis of the SARS-coronavirus RNA cap 2'-O-methyltransferase nsp10/nsp16 complex.

open access: yesPLoS Pathogens, 2011
Cellular and viral S-adenosylmethionine-dependent methyltransferases are involved in many regulated processes such as metabolism, detoxification, signal transduction, chromatin remodeling, nucleic acid processing, and mRNA capping.
Etienne Decroly   +12 more
doaj   +1 more source

Natural history of S-adenosylmethionine-binding proteins [PDF]

open access: yes, 2005
BACKGROUND:S-adenosylmethionine is a source of diverse chemical groups used in biosynthesis and modification of virtually every class of biomolecules. The most notable reaction requiring S-adenosylmethionine, transfer of methyl group, is performed by a ...
Piotr Z Kozbial   +4 more
core   +1 more source

Ademethionine in the treatment of fatigue in liver diseases: a systematic review [PDF]

open access: yesТерапевтический архив, 2019
Fatigue has a significant effect on the condition of patients with liver disease. Ademethionine is considered one of the most promising drugs for its treatment. Aim.
K L Raikhelson, E A Kondrashina
doaj   +1 more source

S-adenosylmethionine administration inhibits levodopa-induced vascular endothelial growth factor-A expression [PDF]

open access: yes, 2020
Studies have demonstrated that S-adenosylmethionine could effectively affect the clinical wearing-off phenomena of levodopa, an antiparkinsonian agent; however, the detailed mechanisms for this effect need to be further clarified.
Qian, Long   +7 more
core   +1 more source

S-Adenosylmethionine decarboxylase degradation by the 26 S proteasome is accelerated by substrate-mediated transamination [PDF]

open access: yes, 2004
The short-lived enzyme S-adenosylmethionine decarboxylase uses a covalently bound pyruvoyl cofactor to catalyze the formation of decarboxylated S-adenosylmethionine, which then donates an aminopropyl group for polyamine biosynthesis.
Stanley, Bruce A, YERLİKAYA, AZMİ
core   +1 more source

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