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

Xanthoceras sorbifolium

Species name

Yellow-horn (Xanthoceras sorbifolium) is a species of eudicot in the family Sapindaceae (soapberry family).

Species info

Gene sequence info

Xanthoceras_sorbifolium.COMT.fa

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>XS01G00541.1
MPPPVETQQPNPNAQKEEEEEEAYYSYANNLAMSVVLPMAMRTAVELDVFEIIGKAGPGAKLSALEIATQIPTGSSGFLPAIECLIVPFLTGKGWMVFLPWQNTLPKLKDAITEGGNPFNMVHGVHIFEPGDAPLLSEAQGDRSVHPGPPPDLAATNPRVYLVLTSVDFLLASLASVICICRCICRYLHKMEMKGKF
>XS01G00540.1
MASSDETQPKLNKVEEEETWSSAMQLSMSIVLPMAMQTAIELGIFEIIAKAGDVAELSAPEIAAQLPTKNPDAPMTLDRILRLLVSHWVLGCSVLDGKRLYSLAPVSKYFVRNQDGVSLAPYMALIQDKVYWNSWFELKNTIVDGGIPFNKAHGKQIFEYLGTDPRFNEVLNGAMFNVTCIVMKKILDSYKGFAQFNQLVDVGGGLGVTLHIITSKYPHIKAINFDLPHVIQNAPSYPGLEHIGGDMFESIPNGDAILLKCVLHNWDDDYCLNLLKNCYKAIPGDGKIVVIDTVIPITPEISSAARETSLMDAIMLIQLPGGKERTKKEYMELATGAGFKGVNFECVVSEIQHNPNTVDQQEEEMYSYAMQLSISIALPMAMYTALELDVFEIIAKAGPAAKLSALEIADEIPTGNPEAAAMLDRILRLLVSHRVLGCSVVGKERLYSLAPVSKYFVSNQDGVSLRPYMALNQDKVCSHNWFRLKDTILEGGIPFNKVHGMNLYEYLGRDSRCRTYRWRYVQNNSSWGCHLDEETEKMNSSAENQPKPNKEEDEEEAFSYAMQLATGVALNMSLQSATELGIFDIIAKAGPGANLSASEIAAHMSTVNKDAPIMLDRILWLLASHRVVNCSVVGLKRLYSLTPASKYFVRNQDGVSLGPLMALAQDKIFIDSWFQLKDAMLEGGVPFDRVHGAHAFEYPGMDPRFNEVFNKGMYNHTTIVIKKILEVYTGFENLKQLVDVGGGLGVTLKAITAKYPHIKGINFDLPHVIQHASNCPGVEHIGGDMFESIPQSEAIFLKWILHRLRLLKNCYKAIPDDGKVIVVEATVPDTPEANAAARTTSQIDVIMMTQNPGGKERTRHEFMALATGAGFSRHQM
>XS01G00539.1
MSSSAEARSIEEKEESFAYAMQLVNGAVLPMTLQAAIELGVFDIIAKAGPDAKLSASEIASQMPSRNKEAPLMLDRMLRLLASHSIVDCSVVDLERFYSLTSVSGYFVSDQDGVSLGPLMTLLQDKIFLDSWSQLKDAVLEGGIPFDRVHGTHAFEYPGLDPRFNQVFNKAMYNHTTIVIKNIIEVYRGFENVKQLVDVGGSLGVTLRAVTAKYSYIKGINFDLPHVIQHAPQYPGVEHVGGDMFESVPKGDAIFMKWILHDWSDEQCTRLLKNCYKSIPDDGKVIVVESILPVSPETDVATKATSQLDVLMMTQNPGGKERSRHEFMALATGAGFSGIRFETYSCNLWLMEFYK
>XS01G00543.1
MFQSIPKGDAIFMKWILHCLDDDHCLRLLKNCYEAIPDDNGKVIVLNAVISEQPETSDAARETSLLDVLLLTRDSGGKERTKQEFMALATGAGFKGINFVCYQCNFHVMEFFK
>XS01G00542.2
MPPQVETQQPKPNTQNEEEEEEAYYLYANSLATSVVLPMAMRTAVELDVFEIIGKAGPGAKLSALEIATQIPTRNPNAPAMLDRILRLLASYRVLDCSVSGRERLYGISPVSKYFVTNEDGVSLAPFLLLNLRSVFLESWPLLKDTIIEGGISFNKVHGMHFFEYVAVNENLNNAYNKAVFNHTTIVMKRTLESYKGFEQLQQLVDVGGGLGMTLDIITSKYPHIKAINFDLPHVIKDAPSYPRVEHISGDMFQSVPNSDAIFMKWVLNFCDDDHCLRLLKNCHRAIPDNGKVIVMNAVMPVVPEISDAGRDASNVDVFLLMRADGGTERTKEEFMALASRSGFKGINFVCCLSMSVVLPMAMHTAIELGVFEIIARAGPGAKLSAPDIVAQMPTRNSNAPMMLDRILRLLVSHRVLDCSVCGGERLYGLAPVSKYFVRNQDGISLGSFMALPQDNAFLDSWSQLKNSILEGGIAFNRVHGMHLFEYAATNRSFSEVYNNAMFSHTTIVMDRILECYEGFENLKQLVDVGGGLGIALNIITSKYPHIRGFNFDLPHVIQHAPSFP
>XS04G13425.1
MSSIHDHDDQLKRSNDEDQDWLSAMQLVTGSVFLMVMRAVIELVLLDIMSKANPSQLFASHIASQLSIKNKEASLIIDRIFRLLSSHYILTSNIVTHEDGHVQRFYSLAPLYKYFVPNKDVVSLAPYLLVFQEKVSMDSWYHLREAVLDGGLPFVKAHGMQGFEYAAIDGLNQVVDIGGGLGSNLIFIVSKYPHIKGEEKTDGARKIALCLVGKLLSNQQTNREAFRLIMPKIWHTFKKFKWRIALHAKLDGVNEEKTLLLKYEGLPKHCYNYGMFDHQLSTGSSPQKDTVGGENTHRNLGRNDADDGAGSILPVKEECGISLGFMAIHTLLNVFILRHCSGGVSHSAFSSRQGRRFQFEACLANDERCKNIVCSIVEVTHSYAYKGCWICMEFSVKIVVRWKANSFSTSSSPPFEAPLNLAKISIRCGRFSSIAIFSSSSTTRLPRTVAAGLLDGSAAHLPRTVATLRPPLVFLSLVFIKCSHCG
>XS06G16947.1
MDSVPTQTSDEEAYLFAMQLASGSVLPMVLKSAIELDLLEIIAKAGPGASMSPSEIASQLPTNNPDAPLMLDRILRLLASYSILTCSLTDDGGKFERLYGLEPVYAVLEGGIPFNKAFGMTSFEYHGTDPRFNKIFNNAMSSHSTITMKKILQAYKLGFEGLKSIVDVGGGIGAILYMIISNHHSIIKAINFDLPHVIENAPSYPGVEHVGGDMFVSVPKGDAIFMKSLLHDWSDEQCLKILKNCYEALPANGKRGLKMNSKPWLWGLDFKVSKSCVVLINFTLWNFSRRLESFACPQTVFPF
>XS09G20372.2
MNSKESQIQTSVNGQDDPGEYAMQLVTASAVPMVLKAAIELGVLDVIDKAGSGALLSPSQIAVQIAPGNKPEAPLVLERILRLLAGHSILTCSVDTKDDDSDDQVHLLYGLAPVAKYFVRNQEGGGSLRDMLNMIQDKVMLNVWYHLKDAVLDGGIPFNKAYGMTALEYTGKDPEFAELFMSAMRDFNPLFARKMLEIYTGFEGLKSLVDVGGGDGSILNMIVSKYPNIKGINYDLAAVIEKSPSYPGIENVAGDMFTHIPNGDAIFMKWVLHYHDDESCLKVLKKCYEAIPVNGKVIVVDMVLPDTPEASLTGKSLFELESILMNVNPGGKEKTRREFESMAKEAGFSHIQVPCSAYNYSIVEFYKSF
>XS11G03971.1
MDSAQVSDNEEAANYLFAMQLASGSVLPMVLKSAIELDLLEIIAKAGPGAFMSPKEIASHLPTKNPDAPLMLDRILRLLASYSILTCSLRYSSLPADDGKVERLYGLAPVCKYFTKNEDGVSLSALVLLREDRVFINNWYYLKDAVLEGGVAFEKAHGMGIFEYLGTNPTFNKIFNNAMSSHSTIAMKKVVETYKGFEGLKSIVDVGGGTGAALSIIISKYPSIKGINFDLPHVIKDAPSYPGVAHVEGDMFVSVPKGDAMFLKWVCHDWSDEHCLKLLNNCYEALPDNGKIIVFECILPVSPDQSLESKIVFHNDCVMMSLFQLAKERTEDEFKALSKEAGFQGFQV
>XS11G03968.1
MGSRGETDDHEMISGSHVSDDEEAHLFAMKLAGGSILPMVLKSAIELGLLEIISRAGPGALLSANDIASQLPTKNPEAPLMLDRILRLLSSNSILTCSLQTLSDGRVERLYGLASISKYLTKNKDGFSISALALMSQDKVAMESWYYLKDAVLEGGIPFNKAHKMSSFEYSGIDPRFNKIFNDAMSSHSTITMKKILETYKGFEGVKSIVDVGGGTGAILNMIISKYPSIIKAINFDLPHVIADAPSYPGVEHVGGDMFVGVPKGDAIFMKWICHDWSDEQCLKLLKKCYEVLPHDDGKVIVCECILPVATDTSLAAKVVFDSDCNMLAFNPGGKERSEDEFRALANGAGFQVKESRLHGALILKSKSRLRLSRGKEAILKKRGVRSHLIHWPTSISIYLAHVFPPCPTLLHKWGSEGTNNGAAKGPAAGQRRLRLVRKMPTSTKPGTTERRQRW
>XS11G03970.1
MVLKSAIELDLFEIIARAGPGAFMSPNEIASQLPTNNPDAPLMLDRILRLLASYSILTCSLRTLPADDGKFERLYGLAPVCKFLIKNEDGVSLSAVFLLNQDKILMDSWHHLKEALLEGGIPFNNAYGMSAFEYPGRDPRFNKIFNNGMSCNSTIAMKKILDIYKGFEGLDSIVDVGGGSGAILNMIISKYPSIIKGINFDLASCVEHVGGDMFLSVPKGDAIFMKWICHDWNDDHCLKLLKNCYEALPENGKVIVCECILPVTPDSSVASKVVFHVDCFMMTLNPGGKERTEDEFKALAKGAGFQDNEEAANYLFAMQLASGSVLPMVLKSAIELDLLEIIAKAGPGAFMSPKEIASQLPTNNPDAPLMLDRILRLLASYSILTCSLRQNSLPGEGDDGKVERLYGLAPVCKYFTKNEDGVSLSALALLREDRVCIDN
>XS11G03967.1
MGSSGGETQMTPTQVSDEEANLFAMQLTSASVLPMVLKSAIELDLLEIIAKAGPAAHLSPTEVASQLPTTNPDAPIMLDRILRLLASYSILTCSLRTHPDGKVERIYGLAPVCKFLTKNEDGVSISALSLMNQDKILMESWYYLKDAVLEGGIPFNKAYGMTAFDYHGTDPRFNKVFNNGMSSHSTITMKKILETYKGFETLKSIVDVGGGTGATANMIVSTYPSIKGINFDLPHVIEDAPSYPGIHHRFFFLYTLSMAVLLYFKSNFLIIC*VLLERCSA*RWDSV*QSLWNDSVRLSRNGSKIQQGFQQWNVLSLYHYHEENS*DLQRLRDSEVYRRRWWWNRSNS*YDRLYIPFN*RH*L*FASCN*GCSILSWCGACWR*HVC*CS*SRCHFHEVDMSRLERRALLEILEELLRSTPRKREGNCLRMHSSGNPRPQPRIKGSLPH*LHNVGS*SGGKRED*R*VQGLG*GSWISRFQSSMLCFQHLHYGISEEGL
>XS11G03969.1
MISGSQVSDDDEAHLFAMKLAGGSILPMVLKSAIELGLLEIISRAGPGALLSANDIASQLPTKNPEAPLMLDRILRLLSSNSILTCSLQTLSDGRVERLYGLASISKYLTKNKDGFSISALALMSQDKVAMESWYYLKDAVLEGGIPFNKAHKMSSFEYSGIDPRFNKIFNNAMSSQSTITMKKILETYKGFEGVKSIVDVGGGTGAILNMIISKYPSIIKAINFDLPHVIADAPSYPGVEHVGGDMFVGVPKGDAIFMKWICHDWSDEQCLKLLKKCYEVLPHDDGKVIVCEHILPVATDTSLAAKVVFNSDCNMLVFNPGGKERSEDEFRALANGAGFQGFKLVCCAFNTYVMEFIKKA

Gene tree

Gene tree

Sheng jun & Dong yang Teams, Yunnan agriculture University