A | B | C | D | E | F | G | H | CH | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9
cycloartenol 24-C-methyltransferase | |||||||||
---|---|---|---|---|---|---|---|---|---|
Identifiers | |||||||||
EC no. | 2.1.1.142 | ||||||||
Databases | |||||||||
IntEnz | IntEnz view | ||||||||
BRENDA | BRENDA entry | ||||||||
ExPASy | NiceZyme view | ||||||||
KEGG | KEGG entry | ||||||||
MetaCyc | metabolic pathway | ||||||||
PRIAM | profile | ||||||||
PDB structures | RCSB PDB PDBe PDBsum | ||||||||
Gene Ontology | AmiGO / QuickGO | ||||||||
|
In enzymology, a cycloartenol 24-C-methyltransferase (EC 2.1.1.142) is an enzyme that catalyzes the chemical reaction
- S-adenosyl-L-methionine + cycloartenol S-adenosyl-L-homocysteine + (24R)-24-methylcycloart-25-en-3beta-ol
Thus, the two substrates of this enzyme are S-adenosyl methionine and cycloartenol, whereas its two products are S-adenosylhomocysteine and (24R)-24-methylcycloart-25-en-3beta-ol.
This enzyme belongs to the family of transferases, specifically those transferring one-carbon group methyltransferases. The systematic name of this enzyme class is S-adenosyl-L-methionine:cycloartenol 24-C-methyltransferase. This enzyme is also called sterol C-methyltransferase.
References
- Mangla AT, Nes WD (2000). "Sterol C-methyl transferase from Prototheca wickerhamii mechanism, sterol specificity and inhibition". Bioorg. Med. Chem. 8 (5): 925–36. doi:10.1016/S0968-0896(00)00040-7. PMID 10882005.
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