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
Acanthochlamys bracteata
Species name
Acanthochlamys bracteata is a species of monocot in the family Velloziaceae.
Species info

Gene sequence info
Acanthochlamys_bracteata.COMT.fa
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>GWHPBAYO002263.1
MGSIMEMKLNGSSSSHDEDEDACLYAMQLTSFSVLPMTLKSAIELGVLETISQAGPGAMLTSVEVAAKLPTKNPEAPVMLDRILRLLSSYNVLKCVVETEDGSNVVRKYGAAPVLKYLTKNEDGVSLAALGLMNQDKVLMESWYYLKDAVLEGGIPFNKAHGMTSFEYHGKDQRFNKIFNEGMSNHSTIIMKKLLDKYRGFDNVKVLVDVGGGIGATLNMILKKHPHIKGINFDLPHVIEHAPAFEGVEHIGGDMFASVPKGDAIFMKWILHDWGDEHCLKLLKNCWKALPDNGKVILVECVLPVAPEQTVAAQGVFHIDLIMLAHNPGGKERTERDYESLAKQSGFSGAKVCVGFSNVWVIEFSK
>GWHPBAYO005713.1
MGSLSDNIQFQLSEGEKEEEQAFIRAMQIVTSVALPMTLKAAAELGLLEIIAKAGVKLSAEQVVSKMSADNLPCNPVAVDRMIKLLVSYSVISCTVEADDDGGVLQLKYGATPVLKYFTRNEEGMSMTAMGSFLLDQLFTESWYYLKDSVLHEEIPFKQAHGEALFERLGKDSRFNKIFNDAMSNATVIFMRKVLERYSGFSNAKVIVDVGGGTGLSLSMIITKYPHIKGLCFDLPHVISEAPSFQGVEHIGGDMFEKVPSGDTILMKWILHDWSDEHCIKILKNCWKALPDDGVVIIMESIVPAVPEPSLAAQSLFNMDLYMLAVCNGGKERTEEEFKSLANESGFSGFETLLCCAGTWLIRLSK
>GWHPBAYO007493.1
MLVAMQLTSFTVLPMTLKAAIELGVLEIIAQAGEKKQMLTAAQVADKIPSLNNPNAPAVLDRILRLLASYSVLSSSVEVDDTDGSDLRRYGPAPVLKYLTCNHDGASMAGMGLLTQDKVFMDSWYHLKVAVLNGEVPFVKAHGVTAYEYTGKDPSLKKTFNLAMWNQSTIIMGKLIERYTGFKDNKVLVDVGGGIGTNLSMLVSKYPHIKGKNFDLPHVISEAPTFPGVEHIGGDMLTSIPCGDTILLKWILHNWDDEDCITILKNCWKALPENGEVIIVEHILPVDAQPTLATKYMFHMDLMMLAFYHGGKERTEKEYRSLAKQAGFSFFSAFMNYAGFWLMKIVKNSQD
>GWHPBAYO010353.1
MGSASENLSDQLLTAPPAVEINEEAACKYVLSVVSSCVVPMTLMSAVDLGILEIIKAAGADKKLTADEIVKQLPTENPNAGHMVDRMLQLLAGYSIVTCSVDEDADGKVRRSYGTAPPLKFLTKDENGVSMGALALMNNDKVLIDSWYHMKDAVLEGGIPFNRAHGMMAFEYHAIDPRFNKVFNAGMSNHTTIVMNKILDNYRGFDDVKVLVDVGGGIGASLHMIVCRHPHIKGINFDLPHAISEAPAFPGVEHVAGDMFAGVPSGDAIFMKWILHDWSDDHCIKVLKNCHKALPDDGKVIVIESILPDVPDPRSDEKTVSHVDMIMLAVNPGGKERTVKQFEALAKEAGFSGFKRLFNYSFSWVMEFTK
>GWHPBAYO010479.1
MALVNRLRSSIPLLSRAINAESALAHRSLADREGVRSFATQSKQTESNVKVPLSLFGGSGNYASALFLAASKANVLDKVESEILDVVEASKRSPLFSQFIKDVSVPREHRVKAVKELFSEAGFSDVTKNFMAVLADNGRLRHLEKIASRFVELSMAHKGEVKVVVTTVIPLPAEEEKELKQTLQEILGKGKSVKLEQKIDTSIMGGLVIEFGQKVFDMSIKTRAKQMEKFLREPLNFNKL
>GWHPBAYO011660.1
MGSQTEDISNNVNRNGRQYSSSDDAALFSRATVITTAHALSMAMKAAVELDVFEIIAQHGPNALLSAAEIASKFPTTNPRAADTVDRVLKYLVSHEVLTCSQADGGDHLRYGLAPVCRFFTKNQDGVSLAALVLMNQHNALLDSWQLLKDAVLEGVIPFNKAHGMSAFEYHGKDPKLNQLFNQGMSSHSSITVKKMLDTYKGFQGIDVLVDVGGGIGSTLNMIVSKYPNVKGINFDLPHVVSHAPKFPGVEHVGGDMFASVPKGDAIFMKWILHDWSDEHCVSILKNCFKALPDSGKAIISESILPDLPHNTDADRTVLFGDLCMLTYNVGGKERTKKEFESLAKQAGFSQVKFVCCVYNTWIMEFYK
>GWHPBAYO020528.1
MAERYQVTEKQSKKSARLAMMELANMLSVPMSLNAVVRLGVPDAIWQSGANQPLTAGEILGRIRPSPPKTSSPALLQRLLRMLVSHGVFNEFFDGDQRRYSLTDVGETLVSGQDGVSFSAYVLQHHQDALVRAWPRLDAAVLDPSGPGAFALANGGVPAYEYYGRDAEANSLMQKAMWGVSVPFMESFVDEYGVTEFTAGSRVRKLVDVGGSTGACLQMIMRRCPSVDAGVNFDLPEVVAEAPPFPGITHVGGDMFKSIPAGDAIFMKWVLTTWTDEECKLILENCYKALPEGGKVIACEPVLPEETDSSQRTRALLEGDIFVMTIYRSEGKERTEKEFKLIGGSAGFPNFRAIYLDHFYTVLEFQK
MGSIMEMKLNGSSSSHDEDEDACLYAMQLTSFSVLPMTLKSAIELGVLETISQAGPGAMLTSVEVAAKLPTKNPEAPVMLDRILRLLSSYNVLKCVVETEDGSNVVRKYGAAPVLKYLTKNEDGVSLAALGLMNQDKVLMESWYYLKDAVLEGGIPFNKAHGMTSFEYHGKDQRFNKIFNEGMSNHSTIIMKKLLDKYRGFDNVKVLVDVGGGIGATLNMILKKHPHIKGINFDLPHVIEHAPAFEGVEHIGGDMFASVPKGDAIFMKWILHDWGDEHCLKLLKNCWKALPDNGKVILVECVLPVAPEQTVAAQGVFHIDLIMLAHNPGGKERTERDYESLAKQSGFSGAKVCVGFSNVWVIEFSK
>GWHPBAYO005713.1
MGSLSDNIQFQLSEGEKEEEQAFIRAMQIVTSVALPMTLKAAAELGLLEIIAKAGVKLSAEQVVSKMSADNLPCNPVAVDRMIKLLVSYSVISCTVEADDDGGVLQLKYGATPVLKYFTRNEEGMSMTAMGSFLLDQLFTESWYYLKDSVLHEEIPFKQAHGEALFERLGKDSRFNKIFNDAMSNATVIFMRKVLERYSGFSNAKVIVDVGGGTGLSLSMIITKYPHIKGLCFDLPHVISEAPSFQGVEHIGGDMFEKVPSGDTILMKWILHDWSDEHCIKILKNCWKALPDDGVVIIMESIVPAVPEPSLAAQSLFNMDLYMLAVCNGGKERTEEEFKSLANESGFSGFETLLCCAGTWLIRLSK
>GWHPBAYO007493.1
MLVAMQLTSFTVLPMTLKAAIELGVLEIIAQAGEKKQMLTAAQVADKIPSLNNPNAPAVLDRILRLLASYSVLSSSVEVDDTDGSDLRRYGPAPVLKYLTCNHDGASMAGMGLLTQDKVFMDSWYHLKVAVLNGEVPFVKAHGVTAYEYTGKDPSLKKTFNLAMWNQSTIIMGKLIERYTGFKDNKVLVDVGGGIGTNLSMLVSKYPHIKGKNFDLPHVISEAPTFPGVEHIGGDMLTSIPCGDTILLKWILHNWDDEDCITILKNCWKALPENGEVIIVEHILPVDAQPTLATKYMFHMDLMMLAFYHGGKERTEKEYRSLAKQAGFSFFSAFMNYAGFWLMKIVKNSQD
>GWHPBAYO010353.1
MGSASENLSDQLLTAPPAVEINEEAACKYVLSVVSSCVVPMTLMSAVDLGILEIIKAAGADKKLTADEIVKQLPTENPNAGHMVDRMLQLLAGYSIVTCSVDEDADGKVRRSYGTAPPLKFLTKDENGVSMGALALMNNDKVLIDSWYHMKDAVLEGGIPFNRAHGMMAFEYHAIDPRFNKVFNAGMSNHTTIVMNKILDNYRGFDDVKVLVDVGGGIGASLHMIVCRHPHIKGINFDLPHAISEAPAFPGVEHVAGDMFAGVPSGDAIFMKWILHDWSDDHCIKVLKNCHKALPDDGKVIVIESILPDVPDPRSDEKTVSHVDMIMLAVNPGGKERTVKQFEALAKEAGFSGFKRLFNYSFSWVMEFTK
>GWHPBAYO010479.1
MALVNRLRSSIPLLSRAINAESALAHRSLADREGVRSFATQSKQTESNVKVPLSLFGGSGNYASALFLAASKANVLDKVESEILDVVEASKRSPLFSQFIKDVSVPREHRVKAVKELFSEAGFSDVTKNFMAVLADNGRLRHLEKIASRFVELSMAHKGEVKVVVTTVIPLPAEEEKELKQTLQEILGKGKSVKLEQKIDTSIMGGLVIEFGQKVFDMSIKTRAKQMEKFLREPLNFNKL
>GWHPBAYO011660.1
MGSQTEDISNNVNRNGRQYSSSDDAALFSRATVITTAHALSMAMKAAVELDVFEIIAQHGPNALLSAAEIASKFPTTNPRAADTVDRVLKYLVSHEVLTCSQADGGDHLRYGLAPVCRFFTKNQDGVSLAALVLMNQHNALLDSWQLLKDAVLEGVIPFNKAHGMSAFEYHGKDPKLNQLFNQGMSSHSSITVKKMLDTYKGFQGIDVLVDVGGGIGSTLNMIVSKYPNVKGINFDLPHVVSHAPKFPGVEHVGGDMFASVPKGDAIFMKWILHDWSDEHCVSILKNCFKALPDSGKAIISESILPDLPHNTDADRTVLFGDLCMLTYNVGGKERTKKEFESLAKQAGFSQVKFVCCVYNTWIMEFYK
>GWHPBAYO020528.1
MAERYQVTEKQSKKSARLAMMELANMLSVPMSLNAVVRLGVPDAIWQSGANQPLTAGEILGRIRPSPPKTSSPALLQRLLRMLVSHGVFNEFFDGDQRRYSLTDVGETLVSGQDGVSFSAYVLQHHQDALVRAWPRLDAAVLDPSGPGAFALANGGVPAYEYYGRDAEANSLMQKAMWGVSVPFMESFVDEYGVTEFTAGSRVRKLVDVGGSTGACLQMIMRRCPSVDAGVNFDLPEVVAEAPPFPGITHVGGDMFKSIPAGDAIFMKWVLTTWTDEECKLILENCYKALPEGGKVIACEPVLPEETDSSQRTRALLEGDIFVMTIYRSEGKERTEKEFKLIGGSAGFPNFRAIYLDHFYTVLEFQK
Gene tree
Gene tree

Sheng jun & Dong yang Teams, Yunnan agriculture University