Enzyme
The enzyme catalyses the first committed step in the biosynthesis of flavonoids. It can also act on dihydro-4-coumaroyl-CoA, forming phloretin.
CHS
Enzyme
Chalcone synthase
Enzyme name
EC:2.3.1.74
Entry
Transferases;Acyltransferases;Transferring groups other than aminoacyl groups
Class
malonyl-CoA:4-coumaroyl-CoA malonyltransferase (cyclizing)
Sysname
3 malonyl-CoA + 4-coumaroyl-CoA = 4 CoA + naringenin chalcone + 3 CO2[RN:R01613]
Reaction
CoA [CPD:C00010];naringenin chalcone [CPD:C06561];CO2 [CPD:C00011]
Product

Species information
Ostrya rehderiana
Species name
Ostrya rehderiana is a species of eudicot in the family Betulaceae (birch family).
Species info

Gene sequence info
Ostrya_rehderiana.CHS.fa
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>OreG0006168.1
MSKEILEKYPELATEGSSTIKQRLEIANPAVLEMAKEASLACIKEWGRPAQDITHIVYVSSSEIRLPGGDLHLSSQLGLRSDVGRVMLYFLGCYGGVTGLRVAKDIAENNPGSRILLTTSETTILGFRPPNKERPYDLVGAALFGDGAAAVIIGSNPLTGQESPFMELNYAVQQFLPGTHNVIDGKLSEEGINFKLGRDLPQKIEENIEEFCKKLMLKADLKEFNDLFWAVHPGGPAILNRLETTLKLTTDKLECSRRALMDYGNVSSNTIFYVMDYMREELKRSSGREEWGLALAFGPGITFEGILVRSLKSLRSIDRSIDRALFSLVERGSGGMATVSLSQRLLNFGLPGPRWATRHHASRRSFRKSSVSWSPLSNQDYGIPGEKETPATAAYVPVDDPNTGGGGANEEEMPMVVKKPERKHSKRVRVVAPRVSERKKRGPIALPYEEFEKDFVAMTGKRPVRKPKKRPKIVKKDMGFLFPASGLAPIILGLQKYR
>OreG0022283.1
MPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNKGARVLVVCSEITAVTFRGPTDTHLDSLVGQALFGDGAAAIIVGADPDTSIERPLFELVSAAQTILPDSDGAIDGHLREVGLTFHLLKDVPGIISKNIEKSLAEAFAPLGIRDWNSLFWVAHPGGPAILDQVESKLGLKEEKLRATRHVLSEYGNMSSACVLFILDEMRKNSVEEGKATTGEGLEWGVLFGFGPGLTVETVVLHSIPVPVVAIH
>OreG0022284.1
MASVEEIRKAQRAHGPANILAIGTATPSNCVSQADYPDYYFRITNSEHMTELKEKFRRMCDKSMIKKRYMHLDENILKENPNMCAYMAPSLDARQDIVVVEVQSLGRKR
>OreG0022285.1
MLVEQIKLADTYRLTASVEEIRKAQRAHGPANILAIGTATPSNCVSQADYPDYYFRITNSEHMTELKEKFRRMRIHSGGGGPKLGKEAVTKAIKEWGQPKSKITHLVFCTTSGVDMPGADYQLTKLLGLRPSVNRLMMYQQGCFAGGTVLRLAKDLAENNKDARVLVVCAEITTITFHGPTDTHLDMLVGQALFGDGAAAIIVGADPDTSTERPLFELISAAQTILPDSEGTIVGHLREAGLIIHMSKDVPRIISKNIEKSLAEAFAPLGTRDWNSLFWVVHAGGPAILNQVESKLGLKEEKLKATRHVLSEYGNIASACAFFVLDEMRKNSMEEGKATTGEGLEWGVLFGFGPGLTVETVVLHSIPLPVAANH
>OreG0022287.1
MASVEEIFNAQRSQGPANVLAIGTANPSNCIYQADFPDYYFRVTKSEHMTDLKRKFKRICEKSMIRKRHMHVTEDILKENPNMCTFKEPSLDARQEIGVVELPKLAKEAALKAIKEWGQPKSKITHLIFSTTLGTSDMPGADYQLTKLLDLKPSVKRIMMYQHGCFGGGTVLRVAKDFAENHKGARVLAVCAEITASCFRGPSESHLDSLVGQSLFGDGAAAVIVGADPDTSVERPLFQLVSATQTLLPDSDGAVQGHMLERGLTFHLLKDLPKIASTNIEKSLVESFSPIGLSDWNSLFWIVHPGGPAILDQVEGRLGLEEEKLRASRHILSEYGNMSTACVLFILDEIRKKSVEEGKATTGGGLDWGVLFGLGPGLTVETVVLHSVPVETIN
>OreG0026558.1
MVTVEEVRKAQRAEGPATVMAIGTATPPNCVEQSTYPDYYFRITNSEHKTELKEKFQRMCDKSMIKKRYMYLTEEILKEHPNICAYMAPSLDARQDMVVVEIPKLGKEAAVKAIKEWGQPKSKITHLVFCTTSGVDMPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNKGARVLVVCSEITAVTFRGPSDAHLDSLVGQALFGDGAAAIIVGADPVPEVEKPLFELVSTAQTILPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLVEAFRPLGISDWNSLFWIAHPGGPAILDQVESKLGLKSEKLRATRHVLSEFGNMSSACVLFILDDMRRKSAENGLKTTGEGLEWGVLFGFGPGLTVETVVLHSLST
>OreG0026556.1
MVTVEEVRKAQRAEGPATVMAIGTATPPNCVEQSTYPDYYFRITNSEHKTELKEKFQRMCDKSMIKKRYMYLTEEILKEHPNICAYMAPSLDARQDMVVVEIPKLGKEAAVKAIKEWGQPKSKITHLVFCTTSGVDMPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNKGARVLVVCSEITAVTFRGPSDAHLDSLVGQALFGDGAAAIIVGADPVPEVEKPLFELVSTAQTILPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLVEAFKPLGISDWNSLFWIAHPGGPAILDQVESKLGLKSEKLRATRHVLSEFGNMSSACVLFILDDMRRKSAENGLKTTGEGLEWGVLFGFGPGLTVETVVLHSLST
>OreG0010408.1
MVTVEEVRKAQRAEGPATVMAIGTTTPPNCVEQSTYPDYYFRITNSEHKTKLKEKFKRMCDKSMIKKRYMYLTEEILKEHPNICTYTAPSLDARQDMLVVEIPKLGKEAAVKAIKEWGQPKSKITHLVFCTTSGVDMPGADYQLTKLLGLCPSVKRLMMYQQGCFAGGTVLRLAKEIAENNKGARVLVVCSEITVVTFRGPSDAHLDSLVGQALFGDGAAAIIVGADPMLKVEKPLFELVSTAQTILPDSDWAIEGHLREVGLTFHLQEDVPRLISKNIEKSLVEAFQPLGVSDWNSLFWIAHPGGPAILDQVESKLGLKSEKFRATRHVLSEFGNMSSACVLFILDDMRRKSVENGLKTTGEGLEWGVLFGFGPGLTIETVVLHSLST
>OreG0026293.1
MGSEGIAHGGSTKMASPGKATILALGKAFPHQLVMQDYLVDGYFRDTNCDDPVLKQKLTRLCKTTTVKTRYVVMSEEILKKYPELAIEGLATVKQRLDICNDAVTRMAVEASQACIKNWGRPMSDITHLVYVSSSEARLPGGDLYLAKGLGLSPEIQRVMLYFMGCSGGVSGLRVAKDIAENNPGSRVLLATSETTIIGAARPYDLVGVALFGDGAGAMIIGSDPILGSERPLFELHTAIQHFLPDTEKTIDGRLTEEGISFKLARELPQIIEDNIEGFCKKLIKFVGFPDKDYNKMFWAVHPGGPAILNRIEKRLKLLPEKLNASRRALMDYGNASSNTIVYVLEYMLEESLMIKKENGDDEWGLILAFGPGITFEGILARNLTV
MSKEILEKYPELATEGSSTIKQRLEIANPAVLEMAKEASLACIKEWGRPAQDITHIVYVSSSEIRLPGGDLHLSSQLGLRSDVGRVMLYFLGCYGGVTGLRVAKDIAENNPGSRILLTTSETTILGFRPPNKERPYDLVGAALFGDGAAAVIIGSNPLTGQESPFMELNYAVQQFLPGTHNVIDGKLSEEGINFKLGRDLPQKIEENIEEFCKKLMLKADLKEFNDLFWAVHPGGPAILNRLETTLKLTTDKLECSRRALMDYGNVSSNTIFYVMDYMREELKRSSGREEWGLALAFGPGITFEGILVRSLKSLRSIDRSIDRALFSLVERGSGGMATVSLSQRLLNFGLPGPRWATRHHASRRSFRKSSVSWSPLSNQDYGIPGEKETPATAAYVPVDDPNTGGGGANEEEMPMVVKKPERKHSKRVRVVAPRVSERKKRGPIALPYEEFEKDFVAMTGKRPVRKPKKRPKIVKKDMGFLFPASGLAPIILGLQKYR
>OreG0022283.1
MPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNKGARVLVVCSEITAVTFRGPTDTHLDSLVGQALFGDGAAAIIVGADPDTSIERPLFELVSAAQTILPDSDGAIDGHLREVGLTFHLLKDVPGIISKNIEKSLAEAFAPLGIRDWNSLFWVAHPGGPAILDQVESKLGLKEEKLRATRHVLSEYGNMSSACVLFILDEMRKNSVEEGKATTGEGLEWGVLFGFGPGLTVETVVLHSIPVPVVAIH
>OreG0022284.1
MASVEEIRKAQRAHGPANILAIGTATPSNCVSQADYPDYYFRITNSEHMTELKEKFRRMCDKSMIKKRYMHLDENILKENPNMCAYMAPSLDARQDIVVVEVQSLGRKR
>OreG0022285.1
MLVEQIKLADTYRLTASVEEIRKAQRAHGPANILAIGTATPSNCVSQADYPDYYFRITNSEHMTELKEKFRRMRIHSGGGGPKLGKEAVTKAIKEWGQPKSKITHLVFCTTSGVDMPGADYQLTKLLGLRPSVNRLMMYQQGCFAGGTVLRLAKDLAENNKDARVLVVCAEITTITFHGPTDTHLDMLVGQALFGDGAAAIIVGADPDTSTERPLFELISAAQTILPDSEGTIVGHLREAGLIIHMSKDVPRIISKNIEKSLAEAFAPLGTRDWNSLFWVVHAGGPAILNQVESKLGLKEEKLKATRHVLSEYGNIASACAFFVLDEMRKNSMEEGKATTGEGLEWGVLFGFGPGLTVETVVLHSIPLPVAANH
>OreG0022287.1
MASVEEIFNAQRSQGPANVLAIGTANPSNCIYQADFPDYYFRVTKSEHMTDLKRKFKRICEKSMIRKRHMHVTEDILKENPNMCTFKEPSLDARQEIGVVELPKLAKEAALKAIKEWGQPKSKITHLIFSTTLGTSDMPGADYQLTKLLDLKPSVKRIMMYQHGCFGGGTVLRVAKDFAENHKGARVLAVCAEITASCFRGPSESHLDSLVGQSLFGDGAAAVIVGADPDTSVERPLFQLVSATQTLLPDSDGAVQGHMLERGLTFHLLKDLPKIASTNIEKSLVESFSPIGLSDWNSLFWIVHPGGPAILDQVEGRLGLEEEKLRASRHILSEYGNMSTACVLFILDEIRKKSVEEGKATTGGGLDWGVLFGLGPGLTVETVVLHSVPVETIN
>OreG0026558.1
MVTVEEVRKAQRAEGPATVMAIGTATPPNCVEQSTYPDYYFRITNSEHKTELKEKFQRMCDKSMIKKRYMYLTEEILKEHPNICAYMAPSLDARQDMVVVEIPKLGKEAAVKAIKEWGQPKSKITHLVFCTTSGVDMPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNKGARVLVVCSEITAVTFRGPSDAHLDSLVGQALFGDGAAAIIVGADPVPEVEKPLFELVSTAQTILPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLVEAFRPLGISDWNSLFWIAHPGGPAILDQVESKLGLKSEKLRATRHVLSEFGNMSSACVLFILDDMRRKSAENGLKTTGEGLEWGVLFGFGPGLTVETVVLHSLST
>OreG0026556.1
MVTVEEVRKAQRAEGPATVMAIGTATPPNCVEQSTYPDYYFRITNSEHKTELKEKFQRMCDKSMIKKRYMYLTEEILKEHPNICAYMAPSLDARQDMVVVEIPKLGKEAAVKAIKEWGQPKSKITHLVFCTTSGVDMPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNKGARVLVVCSEITAVTFRGPSDAHLDSLVGQALFGDGAAAIIVGADPVPEVEKPLFELVSTAQTILPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLVEAFKPLGISDWNSLFWIAHPGGPAILDQVESKLGLKSEKLRATRHVLSEFGNMSSACVLFILDDMRRKSAENGLKTTGEGLEWGVLFGFGPGLTVETVVLHSLST
>OreG0010408.1
MVTVEEVRKAQRAEGPATVMAIGTTTPPNCVEQSTYPDYYFRITNSEHKTKLKEKFKRMCDKSMIKKRYMYLTEEILKEHPNICTYTAPSLDARQDMLVVEIPKLGKEAAVKAIKEWGQPKSKITHLVFCTTSGVDMPGADYQLTKLLGLCPSVKRLMMYQQGCFAGGTVLRLAKEIAENNKGARVLVVCSEITVVTFRGPSDAHLDSLVGQALFGDGAAAIIVGADPMLKVEKPLFELVSTAQTILPDSDWAIEGHLREVGLTFHLQEDVPRLISKNIEKSLVEAFQPLGVSDWNSLFWIAHPGGPAILDQVESKLGLKSEKFRATRHVLSEFGNMSSACVLFILDDMRRKSVENGLKTTGEGLEWGVLFGFGPGLTIETVVLHSLST
>OreG0026293.1
MGSEGIAHGGSTKMASPGKATILALGKAFPHQLVMQDYLVDGYFRDTNCDDPVLKQKLTRLCKTTTVKTRYVVMSEEILKKYPELAIEGLATVKQRLDICNDAVTRMAVEASQACIKNWGRPMSDITHLVYVSSSEARLPGGDLYLAKGLGLSPEIQRVMLYFMGCSGGVSGLRVAKDIAENNPGSRVLLATSETTIIGAARPYDLVGVALFGDGAGAMIIGSDPILGSERPLFELHTAIQHFLPDTEKTIDGRLTEEGISFKLARELPQIIEDNIEGFCKKLIKFVGFPDKDYNKMFWAVHPGGPAILNRIEKRLKLLPEKLNASRRALMDYGNASSNTIVYVLEYMLEESLMIKKENGDDEWGLILAFGPGITFEGILARNLTV
Gene tree
Gene tree

Sheng jun & Dong yang Teams, Yunnan agriculture University