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

Daucus carota

Species name

Carrot (Daucus carota) is a species of eudicot in the family Apiaceae (carrot family).

Species info

Gene sequence info

Daucus_carota.COMT.fa

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>rna-XM_017388421.1
MMSNKDDEETDDFTRALQLNSGSILGMVMKAAIELHLFEIMSKAASVNGTYPFGDDSKMLSSDDIVAHLPTQNPTAPAMLDRLLRFLAAKSILKTRTIVSQVDGKDKSLYGLASICKYYISDEDGVSLAPSLALLHDKTIVDSWYHLKAAVLEGGIPFNMAHGMHVFEYPANDHRFNEVFNEGMYNHTTIIMKKILEVYTGFEQLIEIVDVGGGTGATLAKIISKYPHIRGINFDLPHVIKDASPLTGVEHVEGDMFIRVPKGEVIFMKWILHDWSDDHCLKLLKNCCGALPEFGKVITVESVVNENSATGSLSESNNVLDADMLMMASSSGGKERSLKEFEALAVESGFASVKLICSATIYSVLEFYKKV
>rna-XM_017386301.1
MSKGVEGADEFTRGLQLNGGTILGMVMKTAIELGLFEIIAKASTVNGISPFGDDAKKLCSDDIVAQLPTQNPAAPAVLGRILRFLAAKSILNWTTVAGEDGKEKSLFSLTSTCKYYISDEDGISLAPALVMLHDKVIIDSWYQLKDAVLEGGIPFNKAHDGMHAFEYPAVDSRFNDLFNQGMYNHTTLLMKKILEVYTGFEDIKEIVDVGGGTGATLARIISKYPLIRGINFDLPHVIKNAAPLAGVEHVGGDMFESVPKGEVIFMKWILHDWSDDHCLKLLKNCCKSLPELGKVIIVESVVPEYSDTSSLARLNNAVDSDMIMLALNPGGKERSLREFEELAKESGFAAVKTICSASVYSVLEFSKKTM
>rna-XM_017388409.1
MSKENKDDFTRVLQVNGGTVLGMVLKAAAEFNLFEIMAKAAAVDGASPFGEDAKMLSTEDIVAHLSTQNPAAKAMLDRILRFLAANSFFKRTIVAGEDGKEKSLYGLESLCKYYIPDEDGVSLAPLLLMLHDKVIIDSWFRLKDALLEGGIAFNKAHDGMHAFEYPAIDSRFNDVFNQAMYGHTTIIMKKFLQVYTGFEEVTEIVDVGGGTGATLAKIISKYPRIRGINFDLPHVIKNAPPLAGVDHVGGDMFESVPKGEVIFMKWILHDWSDEHCLKLLKNCYNALPESGKVVIVESVVPEYTNAGSSSELRNTLSADLIMLAINPGGKERSIKEFEALAKESGFAAVELICSVSVYNVLEFHKKGLIAYDFRLTVYLIRYQSSFRFGLGVIICYSVALVGCHIVTIKIPAQKKDYKHFISEDLLKASQLSMSQEVKDANEFTMGLQLYSGTILGMVMKAAIELDLFEIIAKASTANGIYPFGKDAKKMSSDDIAAQLPTQNPAAAAMLDRILRFLAAKSVLNWSTVATEDSKEKSVYGLTSACKYYISDEDGVSLAPILIMLHDKVIIDSWYHLKDAVLEGGIPFNMAHNGMHAFEYPAIDSRIRDVLIQAMYNHTTLITKKMLKVYTGFKEITEIVDVGGGTGATLAKIISEYPLIRGINLDLPHVIKDAAPLAGVKHVSGDMFESVPEGEVIFMKWILHDWSDEHCLKILKNCCNSLPELGKVIIVESLVPEYSDTDSLAKLNNFCDSDMIMLASHAGGKERSLKEFEELAKKSGFAGVQLICSVYVYSVLEFYKKVQ
>rna-XM_017381671.1
MNTTTELIPPTIQTNDEEEEACMFAMQLASASVLPMVLKSAIELDLLESIAKAGPGAYVAPAELAAKLPSSQPETPVKLDRILRLLASYSVLKCKLRELPQGGVERLYALAPVCKFLTKNSDGVSMAPLLLMNQDKILMESWYHLKDAVLDGGIPFNKAYGMTAFEYHGKDPRFNKVFNLGMSNHSTITMKKILETYNGFAGLKTVVDVGGGTGATLNMILSKYPNIKGINFDLPHVVEDAPSYPGVEHVGGDMFVSVPEGDAIFMKWICHDWSDAHCLSFLKNCCKSLPQNGKVILAECILPEAPDSKLTTKNVIHIDVIMLAHNPGGKERTEKEFEALGKEAGFKSFNKACCAYNTWVMEYLK
>rna-XM_017383376.1
MASHDQESFLRAMQITNSSVVDGVLISLIELNVFDIMMQTAGVNGYLHPDEIALKLPTKHPKTSEMLDRMLRLLASHSIIKCIHVKNTDKSLLTRSYGLTSISRYFVSTKAGPCLAPYLQLIHHKEMQSCWEKVKDAVLEGGNPFDKAHEGISFFDYLEKDKQLGGLLSQAMDKSISTSMSILLQVYNGFDGVKEVVDVGGAHGATLNCIVSMNPRLKGINFDLPHVVKHASPLPGIDHVGGDMFEAVPKGEVVLLQRVLHDWTDEESVKILKKCYEAIPDHGKVVIMEMILTEMPEDNVIAKNTSQVDIRMMLYTSGGKERTVREFQMLGKEAGFAGSKYACGADLYGVVELFKKM
>rna-XM_017385902.1
MDYTKYDSYKDEEACMLAMQLATASILPMVLKATIELDLLEIIAKSGSEAYVTPTELASMLPTSNPDAPVMLDRILRVLACHSVLKCKLNELANGQVERAYGLAPVCKYLTRNEDGVSMAPLSLMFQDKVFIESWYYLKDAVLDGGSPFNKAFGMNAFEYNQSDPRFNKIFNQAMKNHSTIIMNKILENYKGFEGLTSLVDVGGNTGATLNTIISKYPTIKGINFDLPHIVKEAPSYSGVVHVGGDMFASVPKGDAIFLKWICHDWNDERCLRLLMNCYQALPDKGKLVIVESILPELPVNSLATKNAVQLDVFMLVQAPGGKERTEKEFEALAKCAGFERFNKVCCTSDYWIMELCK
>rna-XM_017386517.1
MASHDQEAFLTAMQIVNSSTVHGVLSALFELSVFDIVAQKAGYNGYLHPDEIAASLPTKNPEASEMLDRMLRLLASHDIVKCKLVKDSGNALLTRAYGLTPISRYFVQGVAGPCLVPYHQFIHHREMQNCWYKLKDSILDGGIPFNLSHDGANVFEYLEKDKHLASLLSEAMDKSIATSMDILLKMYKGFEGVKQVVDVGGAHGATLSCIVSLNPHVKGINFDLPHVVKDAPKLPGIDHVGGDMFVSVPKGDAVVLQRVLHDWTDEESVKILKKCYEAIPDYGKVVIIEMIHSELPETDVIAKNTSQVDIRMMVVTHGGKERTAKEFQMLGKEAGFASSRYICGADLYGVVELYKK
>rna-XM_017383270.1
MSKEEEGSDFARALQLSSGTILGMVTTAATQLDLFEIIAKASTANGTSPFGHDAKRLSADDIVAHLPTRNPTAPAMLERILRFLAAKSILNRIVVTGENGEEKSLYGLTSVCKYYVSDEDGVSLAPTLVMLHDKVMVDSWHHLKDAVLEGVTPFNMAHDDMHLFEYPAVDSRFNDVFNQGMYNHTTLVMKKVLEVYSGFEKLTEVVDVGGGTGAMLAKIISKYPQIRGINFDLPHVIKTAAPLHGVEHLGGDMFERVPKGETIFLKAILHDWDDEHCLKLLKNCYNALPEYGKVIIVELVVPEFKSIGSSSKMNYVMDRDILMLAACPGGKERSFKEFQTLAKESGFATAKIICNAGVHNVLEFLKKL
>rna-XM_017384984.1
MNSMAHINSTSSFEEEEETCLFAIQLATASVLPMVLKAAIELDIFDTIAKVGPGAYVTPSDLASILPTSNPDAPLMLHRMLRVLASYLVLKCKVIELPNGLLVKTYGLMPVCKYFTRNEDGVSLAPLSLLTNDKILMESWYHLKDAVLGGGLPFNKAFGMNIYDYSGTDPRFHMVFNQAMKDHSTIIMNKILQNYTGFEGLTSIVDVGGGTGASLDAIISKYPTIKGINFDLPHVVKDANSSNNNGVEHVGGDMFISVPKGDAIFLKWICHNWNDDQCLRLLINCYEALVDGGKVVVAESILAEQPETSLITKTVLHVDAIMLASIPGGRERTEEEFEALAKRAGFKRFNKLCHAFNIWIMEFCK
>rna-XM_017387808.1
MTLTTEMNPKVQTEGEEEGAYMFAMQLVGASFLPMVLMSAIELDLLEAISKAGPGAYVSPSELADQLPSSQQGTPVMLDRILRFLASYSVLECRIRESTDGHIERLYGLAPGCKFFVKSSDGVSMAPYLLMNHDKIFMETWYHLKDAVLDGGIAFEKAHGMNVFEYNRKDPRFSQVFNQAMSSHSTLTMKKILQTYNGFEGLTTLVDVGGGTGATLSMIISSYPAIKGINFDLPNVVKDAPPYPGVEHVGGDMFVSVPRGDAIFMKYVCHNWSDERCLKLLKNCYQALTKKGKVIIVESISQEVPDSDIATKHVYDIDVAMLTRTPSGKERTENEFAALIKDAGFTGYSKASCGYNISVMELYK
>rna-XM_017385900.1
MDMAQIKNTSSGDEEACMLAMQLATASILPMVLRAAIELDLLEIIATAGPGTYVTPNEIASMLPTSSQYAPVMLDRILRVLASYSVLKCKLNELANGQVERAYGLTKVAKFLTENADGVSMAPLALLNTDKIMMESWYYLKDAVLDDGGLPFSKAFGMNVYEYCGTDLRLNKIFNRAMKDHSAIVVKKILEKYNGFEGLGSLVDVGGGTGATINTIVSKYPTIKGINFDLPHVVEDAPSYTGVEHVRGDMFASVPKGDAIFLKWICHNWSDERCLKLLRNCHQAVAENGKIVIADSILPEYPENATKTAIHFDAIMLAYIPGGRERTEKEFEALAKSAGFKRFNKVCSALDIWIMELCKY
>rna-XM_017387809.1
MNSTTEMNLKVEAQGEEEGEYMFAMHILGGSFLPMVLMSAVQLDLLETMARAGPGTYVSPSELAKQLPSSHQHTPVMLDRILRFLATYSVLSCRICESAHGQIERLYALNPVCKFFTKSSQGASLVPYLLMNCDKIFNEPWYHLKDAVLDGGIPFQKAHDMTLYEYNGKDLRFSQLFNHAMSTHSTLNMKRILQTYNGFQGLKTLVDVGGGTGATLSMIISSYPAIRGINFDLPDVVKDAPSYPGVEHVGGDMFDSVPRGDAIFMKYICHNWSDEYCSKLLKNCYQALAENGKVIIAESILEAPDSSIETKNVYDYDIAMLTRTTGGKVRSENEFAALIKDAGFRSYNRACRAYSIWVMELYK
>rna-XM_017385201.1
MAHIISTTLSEEEETCLFAIQLATASVLPMVLKSAIELNLFELIAKAGPAAYVTPNELASRLPTSNPDAPLMLDRILRVLASYLVLKCKVTELPSGLIARTYGLMPVCKYFTRNEDGVSLAPLSLLNYDKIIMESWCHLKDAVLGGGLPFNKAFGMNIYDYSGTDPRFNMVFNQAMKDHSTIIINKILENYTGFEGLTSIVDVGGGIGASLDAIISKYPTIKGINFDLPHVVKDASSHNNGVEHVGGDMFISVPKGDAIFLKWICHNWNDDQCLRLLRNCYEALVDGGKVVVAESILPEQPETSLITKTALHFDAIMLACIPGGRERTEEEFEALAKRAGFKHFNKLCCAFNIWIMEFCK
>rna-XM_017388077.1
MNTTTELIPPTLQPNDEEEEACMFAMQLASASVLPMVLKSAIELNLLESIAKAGPGAYVSPSELAAGLPSSQPDTPVMLDRILRLLASYSVLKCKLKELPQGRVERLYGLAPVCKFLTKNSDGVSMAPLLLMNQDKILMESWYHLKDAVLDGGIPFNKAYGMTAFEYHGKDPRFNKVFNQGMSNHSTITMKKILETYNGFAGLKTLVDVGGGTGATLNMIISKYPNLKGINFDLPHVVEDAPSYPGVEHVGGDMFVSVPKGDAIFMKWICHDWSDAHCLAFLKNCYKALPSNGKVILAECVLPEAPDSKLTTKNVIHIDVIMLAHNPGGKERTEKDFEALGKEAGFRSFNLACCAYNTWIIEYYK
>rna-XM_017397150.1
MGGIKTGRSEDEEACLLAMQLATATVLPMILKSAIELDILNTMAKAGPGNYLTPSELASKLPRSNPDAPAMVQRILRVLATYKVLGCKPNDRSNGEAEWLYCWTPVCKFLSNNEDGGSMAPLLLVNTDKVVIDSWYHVTDAVLDGGIAFNKAYGMSIFDYNSREPRFSKVFNQCMTGHSNITLKKILETYNGFEGLSSIVDVGGGSGATLNMIVSKYPTIKGINFDLPHVLRDSPSIPGVEHVGGDMFTSLPKGDAIFLKWVCHNWNDEDCLRILKNCHQALADNKKLIIAEFILPEVPGGSDDATKGVVHMDSIMMAHVPGGKERSEKEFEAMATQAGFKSFRKVCCVFNTWIMELTK
>rna-XM_017397152.1
MFTSLPKGDAIFLKWVCHNWNDEDCLRILKNCHQALADNKKLIIAEFILPEVPGGSDDATKGVVHMDSIMMAHVPGGKERSEKEFEAMATQAGFKSFRKVCCVFNTWIMELTK
>rna-XM_017397153.1
PDAPAMVQRILRVLATYKVLGCKPNDRSNGEAEWLYCWTPVCKFLSSNEDGGSMAPLLLVNTDKVVIDSWYHVADAVLDGGIAFNKAYGMSIFDYNSREPRFSKVFNQCMTGHSNITSKKILETYNGFEGLSSIVDVGGGSGATLNMIVSRYPTIKGINFDLPHVLRDSPSIPGVEHVGGDMFTSLPKGDAIFLKWVCHNWNDEDCLRILKNCHQALADNKKLIIAEFILPEVPGGSDDATKGVVHMDAIMMAHVSGGKERSEKEFAAMATKAGFKSFSKVCCAFNTWIMELTK
>rna-XM_017396108.1
MSKEDEEGSDFARALQVSSGTTLGMVTTAAMQLNLFEIIAKASTVNGTSPFGHDAKRLSPDDIVAHLPTQNPTAPAMLERILRFLAANSILNRIVVAGEDGKEKSLYGLTSVCKYYVSDEDGVSLAPTLVMIHDKVMIDSWYHLKDAVLEGGTPFNRAHDGMHAFEYPAVDSRFNDVFNQGMYNHTSLVMKSVLEAYTGFEEITQLVDVGGGTGAMLAKIISKYPLIKGVNLDLPHVIKTAAPLAGVEHLGGDMFERIPKGEAILLKGILHDWSDKECLKLLKNCYSALPEYGKIIIVELIVPEFKDTSSSSKIKYIMDRDILMLAACPGGRERSFTEFQALAKESGFATTKLMCNASVYSVLEFLKKP
>rna-XM_017394940.1
MGGIKTGRSENEDACLLAMHIATATVVPMILKSAIELDILNTMAKAGPGNYLTPSELASKLPRSNPDAPAMVQRILRVLATYKVLGCKPNDRSNGEAEWLYCWTPVCKFLSYNEDGGSMAPLLLVNTDKVVIDSWYHVADAVLDGGIAFNKAYGMSIFDYNSREPRFSKVFNQCMTGHSNITLKKILETYNGFQGLSSIVDVGGGSGATLNMIISKYPTIKGINFDLPHVVRDSPSIPGVEHVGGDMFTSVPNGDAIFLKWVCHNWNDEDCLRILKNCHQALADNKKLIIAEFILPEVPGGSDDATKGVVHMDSIMMAHVPGGKERSEKEFEAMATQAGFKSFSKVCCAFNTWIMELTK

Gene tree

Gene tree

Sheng jun & Dong yang Teams, Yunnan agriculture University