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Literature summary for 2.1.1.143 extracted from
- Two families of sterol methyltransferases are involved in the first and the second methylation steps of plant sterol biosynthesis (1998), Eur. J. Biochem., 256, 88-96.
Cloned(Commentary)
| Cloned (Comment) | Organism |
|---|---|
| expression in yeast null mutant erg6 | Nicotiana tabacum |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.012 | - |
24-methylene lophenol | - |
Nicotiana tabacum |  |
| 0.042 | - |
Cycloartenol | - |
Nicotiana tabacum | |
Natural Substrates/ Products (Substrates)
| Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| S-adenosyl-L-methionine + 24-methylenelophenol | Nicotiana tabacum | second methylation step of plant sterol biosynthesis | S-adenosyl-L-homocysteine + 24-ethylidenelophenol | - |
? | |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Nicotiana tabacum | - |
- |
- |
| Oryza sativa | - |
- |
- |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| S-adenosyl-L-methionine + 24-methylenelophenol | second methylation step of plant sterol biosynthesis | Nicotiana tabacum | S-adenosyl-L-homocysteine + 24-ethylidenelophenol | - |
? | |
| S-adenosyl-L-methionine + cycloartenol | - |
Nicotiana tabacum | S-adenosyl-L-homocysteine + 24-methylenecycloartanol | - |
? | |
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Release 2023.1 (January 2023)
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