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Flavone and flavonol biosynthesis

State Icon Reaction EC-Number Confidence maximal confidence score from EnzymeDetector
S-adenosyl-L-methionine + vitexin_2''''-O-beta-L-rhamnoside <=> S-adenosyl-L-homocysteine + 7-O-methylvitexin_2''''-O-beta-L-rhamnoside 2.1.1.153 vitexin 2''-O-rhamnoside 7-O-methyltransferase

apigenin <=> isovitexin not assigned

UDP-L-rhamnose + kaempferol <=> Afzelin + UDP + H+ 2.4.1

UDP-glucose + kaempferol_3-O-beta-D-galactoside <=> Kaempferol_3-O-beta-D-glucosylgalactoside + UDP + H+ 2.4.1

S-adenosyl-L-methionine + luteolin <=> S-adenosyl-L-homocysteine + chrysoeriol + H+ 2.1.1.104 caffeoyl-CoA O-methyltransferase
2.1.1.267 flavonoid 3',5'-methyltransferase
2.1.1.42 flavone 3'-O-methyltransferase



Luteolin_7-O-[beta-D-glucuronosyl-(1->2)-beta-D-glucuronide]-4''-O-beta-D-glucuronide + H2O <=> luteolin_7-O-[beta-D-glucuronosyl-(1->2)-beta-D-glucuronide] + D-glucuronate 3.2.1.31 beta-glucuronidase

apiin + malonyl-CoA <=> apigenin_7-O-apiosylglucoside_-6''''-O-malonylester + CoA 2.3.1.115 isoflavone-7-O-beta-glucoside 6''-O-malonyltransferase

quercetin + reduced_flavodoxin + O2 <=> myricetin + flavin + H2O 1.14.14.81 flavanoid 3',5'-hydroxylase

quercetin-3,3''-bissulfate + 3''-phosphoadenylyl-sulfate <=> adenosine_3,5''-bisphosphate + quercetin_3,3',7-trisulfate 2.8.2.28 quercetin-3,3'-bissulfate 7-sulfotransferase

UDP-glucose + quercetin_3-O-glucoside <=> quercetin_3-O-sophoroside + UDP 2.4.1.239 flavonol-3-O-glucoside glucosyltransferase
2.4.1.297 anthocyanidin 3-O-glucoside 2''-O-glucosyltransferase


quercetin-3,4''-bissulfate + 3''-phosphoadenylyl-sulfate <=> adenosine_3,5''-bisphosphate + Quercetin_3,4',7-trisulfate 2.8.2.28 quercetin-3,3'-bissulfate 7-sulfotransferase

S-adenosyl-L-methionine + 3'-O-methylmyricetin <=> syringetin + S-adenosyl-L-homocysteine + H+ 2.1.1.267 flavonoid 3',5'-methyltransferase

UDP-glucose + Afzelin <=> Kaempferol_3-O-rhamnoside-7-O-glucoside + UDP 2.4.1

S-adenosyl-L-methionine + quercetin-3-O-methylether <=> S-adenosyl-L-homocysteine + 3,7-O-dimethylquercetin 2.1.1.82 3-methylquercetin 7-O-methyltransferase

quercetin + 3''-phosphoadenylyl-sulfate <=> H+ + adenosine_3,5''-bisphosphate + quercetin_3-sulfate 2.8.2.25 flavonol 3-sulfotransferase

UDP-L-rhamnose + apigenin_7-O-glucoside <=> apigenin_7-O-neohesperidoside + UDP + H+ 2.4.1.236 flavanone 7-O-glucoside 2''-O-beta-L-rhamnosyltransferase

UDP-glucuronate + luteolin <=> luteolin_7-O-glucuronide + UDP 2.4.1.17 glucuronosyltransferase
2.4.1.189 luteolin 7-O-glucuronosyltransferase


UDP-glucose + kaempferol_3-O-glucoside <=> H+ + kaempferol_3-O-beta-D-glucosyl-(1-2)-beta-D-glucoside + UDP 2.4.1.239 flavonol-3-O-glucoside glucosyltransferase
2.4.1.297 anthocyanidin 3-O-glucoside 2''-O-glucosyltransferase


kaempferol + reduced_flavodoxin + O2 <=> quercetin + flavin + H2O 1.14.14.81 flavanoid 3',5'-hydroxylase
1.14.14.82 flavonoid 3'-monooxygenase


UDP-glucose + quercetin_3-O-sophoroside <=> quercetin_3-O-beta-D-glucosyl-(1-2)-beta-D-glucosyl-(1-2)-beta-D-glucoside + UDP + H+ 2.4.1.240 flavonol-3-O-glycoside glucosyltransferase

UDP-L-rhamnose + Luteolin_7-O-glucoside <=> apigenin_7-O-neohesperidoside + UDP + H+ 2.4.1.236 flavanone 7-O-glucoside 2''-O-beta-L-rhamnosyltransferase

quercitrin + UDP-glucose <=> Quercetin_3-O-rhamnoside_7-O-glucoside + UDP 2.4.1

UDP-L-rhamnose + kaempferol_3-O-glucoside <=> UDP + kaempferol_3-O-rutinoside 2.4.1.159 flavonol-3-O-glucoside L-rhamnosyltransferase
2.4.1.B53


S-adenosyl-L-methionine + apigenin <=> H+ + S-adenosyl-L-homocysteine + acacetin 2.1.1.155 kaempferol 4'-O-methyltransferase
2.1.1.231 flavonoid 4'-O-methyltransferase
2.1.1.75 apigenin 4'-O-methyltransferase



UDP-glucose + apigenin <=> UDP + apigenin_7-O-glucoside 2.4.1.170 isoflavone 7-O-glucosyltransferase
2.4.1.185 flavanone 7-O-beta-glucosyltransferase
2.4.1.237 flavonol 7-O-beta-glucosyltransferase
2.4.1.81 flavone 7-O-beta-glucosyltransferase




apigenin + reduced_flavodoxin + O2 <=> luteolin + flavin + H2O 1.14.14.81 flavanoid 3',5'-hydroxylase
1.14.14.82 flavonoid 3'-monooxygenase


UDP-glucuronate + luteolin_7-O-[beta-D-glucuronosyl-(1->2)-beta-D-glucuronide] <=> H+ + UDP + luteolin_7-O-[beta-D-glucosyluronate-(1,2)-beta-D-glucosiduronate]-4''-O-beta-D-glucosiduronate 2.4.1.191 luteolin-7-O-diglucuronide 4'-O-glucuronosyltransferase

apigenin_7-O-glucoside + UDPapiose <=> H+ + apiin + UDP 2.4.2.25 flavone apiosyltransferase

UDP-glucose + isovitexin <=> isovitexin_2''''-O-beta-D-glucoside + UDP + H+ 2.4.1.106 isovitexin beta-glucosyltransferase

malonyl-CoA + quercetin_3-O-alpha-D-glucopyranoside <=> CoA + quercetin_3-O-(6-O-malonyl-beta-D-glucoside) 2.3.1.116 flavonol-3-O-beta-glucoside O-malonyltransferase
2.3.1.171 anthocyanin 6''-O-malonyltransferase


UDP-glucose + vitexin <=> H+ + vitexin_2''''-O-beta-D-glucoside + UDP 2.4.1.105 vitexin beta-glucosyltransferase

UDP-L-rhamnose + quercetin <=> quercitrin + UDP + H+ 2.4.1
2.4.1.159 flavonol-3-O-glucoside L-rhamnosyltransferase


rutin + UDP-D-xylose <=> Quercetin_3-(2G-xylosylrutinoside) + UDP 2.4.2.35 flavonol-3-O-glycoside xylosyltransferase

UDP-glucose + kaempferol <=> kaempferol_3-O-glucoside + UDP + H+ 2.4.1.115 anthocyanidin 3-O-glucosyltransferase
2.4.1.237 flavonol 7-O-beta-glucosyltransferase
2.4.1.357 phlorizin synthase
2.4.1.91 flavonol 3-O-glucosyltransferase




vitexin <=> Vitexin_2''''-O-beta-L-rhamnoside not assigned

UDP-galactose + kaempferol <=> H+ + UDP + kaempferol_3-O-beta-D-galactoside 2.4.1.234 kaempferol 3-O-galactosyltransferase

S-adenosyl-L-methionine + kaempferol <=> H+ + S-adenosyl-L-homocysteine + kaempferide 2.1.1.155 kaempferol 4'-O-methyltransferase
2.1.1.231 flavonoid 4'-O-methyltransferase


UDP-glucose + kaempferol_3-O-beta-D-glucosyl-(1-2)-beta-D-glucoside <=> UDP + kaempferol_3-O-beta-D-glucosyl-(1-2)-beta-D-glucosyl-(1-2)-beta-D-glucoside 2.4.1.240 flavonol-3-O-glycoside glucosyltransferase

apigenin <=> vitexin not assigned

quercetin_3-sulfate + 3''-phosphoadenylyl-sulfate <=> adenosine_3,5''-bisphosphate + H+ + quercetin-3,3''-bissulfate 2.8.2.26 quercetin-3-sulfate 3'-sulfotransferase

quercetin_3-sulfate + 3''-phosphoadenylyl-sulfate <=> adenosine_3,5''-bisphosphate + H+ + quercetin-3,4''-bissulfate 2.8.2.27 quercetin-3-sulfate 4'-sulfotransferase

UDP-L-rhamnose + quercetin_3-O-glucoside <=> rutin + UDP 2.4.1.159 flavonol-3-O-glucoside L-rhamnosyltransferase
2.4.1.B53


UDP-D-xylose + quercetin_3-O-alpha-D-glucopyranoside <=> UDP + quercetin_3-O-D-xylosylglucoside 2.4.2.35 flavonol-3-O-glycoside xylosyltransferase
2.4.2.51 anthocyanidin 3-O-glucoside 2'''-O-xylosyltransferase


UDP-glucose + quercetin <=> UDP + quercetin_3-O-glucoside + H+ 2.4.1.115 anthocyanidin 3-O-glucosyltransferase
2.4.1.177 cinnamate beta-D-glucosyltransferase
2.4.1.35 phenol beta-glucosyltransferase
2.4.1.357 phlorizin synthase
2.4.1.91 flavonol 3-O-glucosyltransferase





UDP-glucose + luteolin <=> Luteolin_7-O-glucoside + UDP 2.4.1.185 flavanone 7-O-beta-glucosyltransferase
2.4.1.189 luteolin 7-O-glucuronosyltransferase
2.4.1.237 flavonol 7-O-beta-glucosyltransferase
2.4.1.35 phenol beta-glucosyltransferase
2.4.1.357 phlorizin synthase
2.4.1.81 flavone 7-O-beta-glucosyltransferase






kaempferol_3-O-beta-D-glucosyl-(1-2)-beta-D-glucosyl-(1-2)-beta-D-glucoside + 4-coumaroyl-CoA <=> Kaempferol_3-O-[6-(4-coumaroyl)-beta-D-glucosyl-(1->2)-beta-D-glucosyl-(1->2)-beta-D-glucoside] + CoA 2.3.1.173 flavonol-3-O-triglucoside O-coumaroyltransferase

S-adenosyl-L-methionine + quercetin <=> H+ + S-adenosyl-L-homocysteine + quercetin-3-O-methylether 2.1.1.104 caffeoyl-CoA O-methyltransferase
2.1.1.267 flavonoid 3',5'-methyltransferase
2.1.1.42 flavone 3'-O-methyltransferase
2.1.1.68 caffeate O-methyltransferase
2.1.1.76 quercetin 3-O-methyltransferase
2.1.1.B121






UDP-glucuronate + luteolin_7-O-glucuronide <=> luteolin_7-O-[beta-D-glucuronosyl-(1->2)-beta-D-glucuronide] + UDP + H+ 2.4.1.190 luteolin-7-O-glucuronide 2''-O-glucuronosyltransferase

S-adenosyl-L-methionine + myricetin <=> 3-O-methyl-myricetin + S-adenosyl-L-homocysteine 2.1.1
2.1.1.267 flavonoid 3',5'-methyltransferase
2.1.1.42 flavone 3'-O-methyltransferase
2.1.1.76 quercetin 3-O-methyltransferase




S-adenosyl-L-methionine + 3,7-O-dimethylquercetin <=> H+ + 3,7,4''-trimethylquercetin + S-adenosyl-L-homocysteine 2.1.1.83 3,7-dimethylquercetin 4'-O-methyltransferase

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