EC Number |
Substrates |
Organism |
Products |
Reversibility |
---|
2.1.1.153 | more |
not: caffeic acid, naringenin, vitexin, isovitexin 2-O-arabinoside |
Avena sativa |
? |
- |
? |
2.1.1.153 | S-adenosyl-L-methionine + apigenin |
5-10% of the rate with vitexin 2-O-rhamnoside as substrate |
Avena sativa |
S-adenosyl-L-homocysteine + 7-O-methylapigenin |
- |
? |
2.1.1.153 | S-adenosyl-L-methionine + vitexin 2''-O-beta-L-rhamnoside |
flavonoid biosynthesis, final enzyme of the vitexin branch of the pathway |
Avena sativa |
S-adenosyl-L-homocysteine + 7-O-methylvitexin 2''-O-beta-L-rhamnoside |
- |
? |
2.1.1.153 | S-adenosyl-L-methionine + vitexin 2''-O-beta-L-rhamnoside |
last step in the biosynthetic pathway to the flavonoid 7-O-methylvitexin 2-O-rhamnoside |
Avena sativa |
S-adenosyl-L-homocysteine + 7-O-methylvitexin 2''-O-beta-L-rhamnoside |
- |
? |
2.1.1.153 | S-adenosyl-L-methionine + vitexin 2''-O-beta-L-rhamnoside |
catalyzes the transfer of the methyl group of S-adenosyl-L-methionine to the A-ring 7-hydroxyl group of vitexin 2-O-rhamnoside, very high substrate specificity, mono-iso Theorell-Chance mechanism with the nucleotide substrate binding before the flavonoid |
Avena sativa |
S-adenosyl-L-homocysteine + 7-O-methylvitexin 2''-O-beta-L-rhamnoside |
- |
? |
2.1.1.153 | S-adenosyl-L-methionine + vitexin 2''-O-beta-L-rhamnoside |
FMT specifically catalyzes the transfer of a methyl group to the 7-hydroxyl group of vitexin 2-O-rhamnoside |
Avena sativa |
S-adenosyl-L-homocysteine + 7-O-methylvitexin 2''-O-beta-L-rhamnoside |
- |
? |