Sakuranetin
Encyclopedia
Sakuranetin is a flavanone
, a type of flavonoid. It can be found in Polymnia fruticosa and rice
, where it acts as a phytoalexin
against spore germination of Pyricularia oryzae
.
to yield sakuranetin, with S-adenosyl-methionine as the methyl donor.
Flavanone
The flavanones are a type of flavonoids. They are generally glycosylated by a disaccharide at position seven to give flavanone glycosides.-List of flavanones:* Butin* Eriodictyol* Hesperetin* Hesperidin* Homoeriodictyol* Isosakuranetin* Naringenin...
, a type of flavonoid. It can be found in Polymnia fruticosa and rice
Rice
Rice is the seed of the monocot plants Oryza sativa or Oryza glaberrima . As a cereal grain, it is the most important staple food for a large part of the world's human population, especially in East Asia, Southeast Asia, South Asia, the Middle East, and the West Indies...
, where it acts as a phytoalexin
Phytoalexin
Phytoalexins are antimicrobial substances synthesized de novo by plants that accumulate rapidly at areas of incompatible pathogen infection. They are broad spectrum inhibitors and are chemically diverse with different types characteristic of particular plant species...
against spore germination of Pyricularia oryzae
Magnaporthe grisea
Magnaporthe grisea, also known as rice blast fungus, rice rotten neck, rice seedling blight, blast of rice, oval leaf spot of graminea, pitting disease, ryegrass blast, and Johnson spot, is a plant-pathogenic fungus that causes an important disease affecting rice. It is now known that M...
.
Metabolism
Naringenin 7-O-methyltransferase uses naringeninNaringenin
Naringenin is a flavanone, a type of flavonoid, that is considered to have a bioactive effect on human health as antioxidant, free radical scavenger, anti-inflammatory, carbohydrate metabolism promoter, and immune system modulator. It is the predominant flavanone in grapefruit.-Biological...
to yield sakuranetin, with S-adenosyl-methionine as the methyl donor.