S-Adenosyl-L-homocysteine (SAH) is the biosynthetic precursor to homocysteine. SAH is formed by the demethylation of S-adenosyl-L-methionine. Adenosylhomocysteinase...
5 KB (260 words) - 17:10, 17 September 2023
Homocysteine (/ˌhoʊmoʊˈsɪstiːn/) or Hcy: is a non-proteinogenic α-amino acid. It is a homologue of the amino acid cysteine, differing by an additional...
25 KB (2,076 words) - 03:26, 16 September 2024
Adenosylhomocysteinase (redirect from S-adenosyl-L-homocysteine hydrolase)
reversible hydrolysis of S-adenosylhomocysteine to homocysteine and adenosine. S-adenosyl-L-homocysteine + H2O ⇌ L-homocysteine + adenosine AdoHcyase is...
7 KB (636 words) - 21:55, 5 July 2024
2.1.1) that use SAM as a substrate produce S-adenosyl homocysteine as a product. S-Adenosyl homocysteine is a strong negative regulator of nearly all...
23 KB (2,421 words) - 11:10, 25 June 2024
Nicotinamide N-methyltransferase (redirect from S-adenosyl-L-methionine:nicotinamide N-methyltransferase)
catalyzes the chemical reaction S-adenosyl-L-methionine + nicotinamide ⇌ {\displaystyle \rightleftharpoons } S-adenosyl-L-homocysteine + 1-methylnicotinamide....
3 KB (384 words) - 16:19, 22 September 2024
reaction taking place is: S-adenosyl-L-methionine + an amine ⇌ {\displaystyle \rightleftharpoons } S-adenosyl-L-homocysteine + a methylated amine Thus...
5 KB (540 words) - 20:49, 21 June 2024
\rightleftharpoons } S-adenosyl-L-homocysteine + methylarsonate (2) S-adenosyl-L-methionine + methylarsonite ⇌ {\displaystyle \rightleftharpoons } S-adenosyl-L-homocysteine...
3 KB (331 words) - 13:13, 26 August 2023
Glycine/sarcosine/dimethylglycine N-methyltransferase (redirect from S-adenosyl-L-methionine:glycine(or sarcosine or N,N-dimethylglycine) N-methyltransferase (sarcosine(or N,N-dimethylglycine or betaine)-forming))
\rightleftharpoons } S-adenosyl-L-homocysteine + sarcosine (1b) S-adenosyl-L-methionine + sarcosine ⇌ {\displaystyle \rightleftharpoons } S-adenosyl-L-homocysteine + N...
2 KB (200 words) - 03:03, 29 January 2024
chemical reaction S-adenosyl-L-methionine + L-olivosyl-oleandolide ⇌ {\displaystyle \rightleftharpoons } S-adenosyl-L-homocysteine + L-oleandrosyl-oleandolide...
1 KB (138 words) - 14:41, 26 August 2023
reaction demethylmenaquinol + S-adenosyl-L-methionine ⇌ {\displaystyle \rightleftharpoons } menaquinol + S-adenosyl-L-homocysteine The enzyme catalyses the...
3 KB (269 words) - 13:46, 26 August 2023