EC number:2.1.1.76
| ID: | 2.1.1.76 |
|---|---|
| Description: | Quercetin 3-O-methyltransferase. |
| Alternative Name: |
Flavonol 3-O-methyltransferase. |
3D structure
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External Links
| UniProtKB Enzyme Link: | UniProtKB 2.1.1.76 |
| BRENDA Enzyme Link: | BRENDA 2.1.1.76 |
| KEGG Enzyme Link: | KEGG2.1.1.76 |
| BioCyc Enzyme Link: | BioCyc 2.1.1.76 |
| ExPASy Enzyme Link: | ExPASy2.1.1.76 |
| EC2PDB Enzyme Link: | EC2PDB 2.1.1.76 |
| ExplorEnz Enzyme Link: | ExplorEnz 2.1.1.76 |
| PRIAM enzyme-specific profiles Link: | PRIAM 2.1.1.76 |
| IntEnz Enzyme Link: | IntEnz 2.1.1.76 |
| MEDLINE Enzyme Link: | MEDLINE 2.1.1.76 |
| RHEA:17673 | quercetin + S-adenosyl-L-methionine = 3',4',5,7-tetrahydroxy-3-methoxyflavone + H(+) + S-adenosyl-L-homocysteine |
| RULE(radius=1) | [*:1]-[OH;+0:2].[*:3]-[S+;H0:4](-[*:5])-[CH3;+0:6]>>[*:1]-[O;H0;+0:2]-[CH3;+0:6].[*:3]-[S;H0;+0:4]-[*:5] |
| Reaction |  |
| Core-to-Core | No scaffolds atoms were exchanged as a result of the reaction |
References
| Title | Authors | Date | PubMed ID |
|---|---|---|---|
| Enzymatic synthesis of polymethylated flavonols in Chrysosplenium americanum. II. Substrate interaction and product inhibition studies of flavonol 3-, 6-, and 4'-O-methyltransferases. | De Luca V, Ibrahim RK | 1985 May 1 | 3994394 |
| Enzymatic synthesis of polymethylated flavonols in Chrysosplenium americanum. I. Partial purification and some properties of S-adenosyl-L-methionine:flavonol 3-, 6-, 7-, and 4'-O-methyltransferases. | De Luca V, Ibrahim RK | 1985 May 1 | 3994393 |
| Partial purification, kinetic analysis, and amino acid sequence information of a flavonol 3-O-methyltransferase from Serratula tinctoria. | Huang TS, Anzellotti D, Dedaldechamp F, Ibrahim RK | 2004 Apr | 15084728 |