Enzyme

Specific for quercetin. Related enzymes bring about the 3-O-methylation of other flavonols, such as galangin and kaempferol.

COMT

Enzyme

Flavone 3'-O-methyltransferase

Enzyme name

EC:2.1.1.76

Entry

Transferases;Transferring one-carbon groups;Methyltransferases

Class

S-adenosyl-L-methionine:3,5,7,3',4'-pentahydroxyflavone 3-O-methyltransferase

Sysname

S-adenosyl-L-methionine + 3,5,7,3',4'-pentahydroxyflavone = S-adenosyl-L-homocysteine + 3-methoxy-5,7,3',4'-tetrahydroxyflavone [RN:R02157]

Reaction

S-adenosyl-L-homocysteine [CPD:C00021];3-methoxy-5,7,3',4'-tetrahydroxyflavone [CPD:C04443]

Product

Species information

Zostera marina

Species name

Zostera marina is a species of monocot in the family Zosteraceae.

Species info

Gene sequence info

Zostera_marina.COMT.fa

Download
>Zosma02g09590.1.v3.1
MKEILTKSMDVQEFDKTMEILECAFQRCSQGKNFFGGKNMNYIDICFGSMLGFILSAENKLTDIKLLDIKKTPLLFKWAEHFRSQDLIKGIIITDVDNIVKMEENEAYVNAMKLVHCSVLPKLIKFSIEVGIVDVLVNAGFGKFLSTKEIADKLIIGNPDAPELFDRILRCLASHGIFTYKLQKSDDGNTISRLYSASPVCFYFMKNEDGVCLTQNILNTQKLVWTECWNYLEDTVKNGGTSFKKTHGIELFEYASKNLMFNQDLNNFMYNHSMITLKKILNSYTGFDGLKTLVDVGGGVGGTLKTIISKYPTIKGINFDLPHVIANAPIIQGVNHVVGNMFENIPSGDAILLKWILHDWSDEQCILLLKNCFQKIGTKGKVIVIEGIVPIAPDVSNPIFECDIAMLLYCKGGKERTKMEFSSLAKKAGFSCFMIPLTIGYISVMEFIK
>Zosma03g27980.1.v3.1
MSIEKVAEKEIERLSSSSSKARLAMMELSNMVSVPMSLNAIVRLKVPDAMYQSGKNIPLTSSEILSLIKPPPPPTSDPGNLQRLLRLLAAHNVFNETIDDSSTRRYSLTDVGLTLISPSLDSPSFAAYVLQHHQDALFNAWTMLHEAVLDPNVEPFKMVNQGISAYEYYGKNEEVNQLMQKAMWGVSEPFMKMLIGGYDGGFDGVKTLVDVGGSSGICLNMIMNKFHAIKKGINFDLPEVVATAAEAHSFPGITHIGGDMFESIPSGDAIFMKWVLTTWTDEECQTIMNNCYRALPAGGKVIACEPVLPEVSDDSRRSRALLEGDVFVMATYQAKGRERTEMEFKKMGLSCGFLNFRAIYLDHFYTVMEFQK

Sheng jun & Dong yang Teams, Yunnan agriculture University