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

Phalaenopsis equestris

Species name

Phalaenopsis equestris is a species of monocot in the family Orchidaceae (orchid family).

Species info

Gene sequence info

Phalaenopsis_equestris.COMT.fa

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>rna-XM_020734136.1
MAGPNSQLTAVEIAGNLPECRHEKAAIMLEPILGYLATHSLLTCTTNSSLKQYGLTPVSRLLTKNQPGASLAPLFLVGNQKPLTDTWDHMKEAVQEGVNPFKKTHGITFFEYMAKNPSFCELFNKGMASSSNMVIEKLVEEYGGLKQVKELVDVGGGDGTLLKMIISKYPHIKGINFDLPHVVSEAPSFPGVQHVGGDMFITIPSGGTILLKRVLHNWDDEKCLKILKNCWSALPTFGKVIIVEQILPEIIEGNVVAQDIYATNLIMMTIGDAKERTEQEYRSLAKKANFSQFKIACKVLNHHVLEFVK
>rna-XM_020744352.1
MRNITTKEDEAFAAAMQLCVSNIFCSAVKAAFDLGIFDILAMAGPNSQLTAVEIAGNLPECRHEKAAIMLEPILGYLATHSLLTCTTNSSLKQYGLTPVSRLLTKNNHGASLAPLMLVANQKAFIDSWDHLKEAVQEGVNPFKRTHGLTLFEYMAKNPSFCELFNKGMASSSNMVIEKLVEEYGGLKQVKELVDVGGGNGTSLKMIISKYPYIKGINFDLPHVVSEAPSFPGVQHVGGDMFIMIPSGGTILLKWILHDWNDEECLKILKNCWGALPTFGKVIIVEQILPEIIEENIVVQHSYAMNLIMMTIADAKERTEKEYRSLAKKANFSEFKIACKVLNHYVMEFVK
>rna-XM_020738744.1
MSDTQREDEEPFIAAMLLCYSKTFSRAVQAAFDLGIFEVLAEPGPKTQLTAREIAGNLSGCNHEKAAAMLDNILGYLASHSILTCTASSSDETGSPRKQYGLTPTSRLLAKNHDGLSLAPFMFMSHKKVYEDACWNQLKEALQEGVNPFKKAYGFTMYEYMDKNPTYSKVFNEGMASNSNIVTQKMLEKYEGLKQVTELVDVGGGIGTSLKNIISKYPHIKGINFDLPHVVSQAPSLPGVQHVGGDMFIMIPSGEAIFLKWILHNWNDEKCLLILKNCWKALPTSGKVILMEHILPEFPETNISTQQIYTMNMIMTMFFEAKVRTEREYQSLAHEAGFSGFKILCKIFNYHIMEFLK
>rna-XM_020727989.1
MSDTQREEEEPFIAAMLLCYSQTFSRTVQAAFDLGIFEILAEPGPNTQLTACEIAGKLSGCNHEKAATMLDNILGYLASHSILTCTASSSSNETGRLRKQYGLTPMSRLLAKNHDGPSLAPFMFMTNLMTFEDTWKQLKEALQEGVSPFKKAHGLTTYEFFAKNPTYSDVFNEAMASNGNIVMEKMVEEYEGLKQVTELIDVGGGIGTSLKKIISKYPHIKGINFDLPHVVSEAPALPGVQHVGGDMFIMIPSGEAIFLKWILHNWNDEKCLLILKNCWRALPTYGKVILMEHILPEFPEANITTQQIYTMNMIMTIYFEAKVRTEKEYRSLAHKAGFSEFKILCKVFDYHVMEFLK
>rna-XM_020715673.1
MAATGGEIKKSARLAMMEISNMLSVPMALNAIVRLNVPEAIWQSGSNSPLTAAEILARLNPPPPSSASPSNLQRLLRLLSSHNVFSEHLDGGHRRYNLTEIGRTLVADDDEANGGVSYAPYVLQHHQDALVRAWPRLHEAILDPDGPEPFSRANGGVSAYAYYGGDDAANDLMRRAMWGVSVPFMEAFLDEYGLAGGLEGVGTIVDVGGSSGACLQMIMRRFPAVKTGINFDLPEVVSGAPEFPGIIHVGGDMFKSIPSGDAIFMKWVLTTWTDEECGLILKNCYNALPAGGKLIACEPVLPEETDSSRRTRALLEGDIFVMTIYRSQGKERTEEEFKQLGCSAGFPNFRALYFDPFYTVLEFQK
>rna-XM_020719110.1
MEPSTPAQLQDDEAAYLATLQLLSYHGVAMAVKAAIELDIFNILARSGPDTFLSAGEIACQISNSDPSKTAPRLDRVLRFLASHSVLRFSSACSASSTGAIERRYALEPIYRFLAKNKDGVSLAPAFLVTRDQASLGSWQYLKDAVLEDIDPFTKANGSDPFEYMATKDRRFGELFCEYMASVTKLTSGNIVEAYKGFEFLSEVVDVGGGEGTMLGLIISRYPHIKGINFDLPHVISSAPNIPGVEYVAGDFLSSIPSGDALLLKFVLHDWSDEDCIRILKNCYKALPITGKVIVVEQILPEIPERNNAVRDVYFMDLSMMVTNHRAKERSEKEFISLASEAGFAEFKIACCVMNYHVMEFIK
>rna-XM_020722229.1
MGSHNTNADGPRDDEAACLYAMQLISFSVLPMTLKAAIELKLLETISLAGPGALLSPAEIASRIPSISNPQAPIMLDRILRLLASYSIITCSVSPSGERRYGPAPVCKYLTPNDDGVSMAALSLMNQDKVLMESWYHLKDAVIEGGIPFNKAYGMTAFEYHGTDPRFNKVFNNGMSGHSTIITNKLLEIYEGFDGLGSLVDVGGGVGATLGKITAKYGGIRGINFDLPHVISEAPPLPRVEHVGGDMFESVPAADAIFMKWILHDWSDDHCLKLLKNCWKALPENGKVIVAECILPEEPEQSVAARGVFHLDLIMLAHNPGGKERTEKEFDSLAKKAGFSQLKSIYIFAGTWVMEFIK
>rna-XM_020723648.1
MGSESHQIQILKICSYSVFPMTLTTAIELGLFKLLSDAGPGAQLSAEELAAKLIHDSANEYTASKLERILRLLASHSVLSWSTVTDGHGRAVRRYGASPACKYLVPDEAGVSLASLSLMSTDWVTMQSWYHLKDAILHGGVAFNRAHDGLNEFEYHAKDPRFSKVFNDGMRSHSITIMKNILEVYKGFEDINVLVDVCGGTGGTLSMITTKHKHIKGINFDLPHVIAQAPALPGVEHVGGDVFESIPSGDALLLKWVLHDWNDEDCLKILSNCWKAIPNRGKVIVVDSILPETLDSTDLTHCVLHTDVIMLLESPSGKERTEKEFWALAKQSGFSDFSILCNFSNAWIMEFFK
>rna-XM_020723616.1
MGSESLPTIQTEMDACNYAITLCSFSVLPMALSTAIELGLFKILSAAGPGAQLSAEDFAAKLINDATGEHVASKLERILRALASHRVFTCSTESDEHGRTVHRYGATLVCKYFTPNEDGVSLASLAMMSNDWITMESWYHLKDAILHGGVAFNRAHDGLNEFEYHAKDPRFSKVFNDGMRSHSIIIMKNILEVYKGFENINVLVDVCGGTGGTLSMITTKHKHIKGINFDLPHVIAQAPALPGVEHVGGDVFESIPNGDALFLKWVLHDWDDEDSLKILKNCWKAVPENGKVIIVDSILPETPDSTDLTHCILHADVIMLLESPSGRERTEKEFRALAKKAGFSGFSILCNFSNASIMELSK
>rna-XM_020738917.1
IPADVGVEHVGGDVFESIPNGDALFLKWVLHDWDDEDSLKILKNCWKAVPENGKVIIVDSILPETPDSTDLTHCILHADVIMLLESPSGRERTEKEFRALAKKAGFSGFSILCNFSNASIMELSK

Gene tree

Gene tree

Sheng jun & Dong yang Teams, Yunnan agriculture University