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
Aquilaria sinensis
Species name
Aquilaria sinensis is a species of eudicot in the family Thymelaeaceae (mezereum family).
Species info

Gene sequence info
Aquilaria_sinensis.CHS.fa
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>evm.model.Scaffold352.1
MCVRTTVRKRHMILTEEILNKNSAIADYWSPSLAARHNLALANIPQLGKEAADKAIKEWGQPKSKITHLIFCTSAGVHMPGADYQLTKLLGLNPSISRVMLYNLGCYAGGTALRVAKDLAENNCGARVLVVCSETNLLHFRGPSETHIDSLITQSLFGDGAAALIVGSDPDLQTERPLYELISASQRILPESEDAIVGRLTEVGLAAYLPKNLPKLISTNIRSILEEALAPTGVQDWNSIFWILHPGMPAILDQTEKLLQLDKKKLKATRHVLSEFGNMFGATVLFILDQMRKGAVAEGKSTTGEGCEWGVLFAFGPGLTVETVLLRSVTTGCLTNGMKVYHHEKATRSKPPALRASL
>evm.model.Scaffold17.140
MAARARVDEIRKAQRAEGPATVLAIGTAVPKNCVLQADYPDYYFRITRSEHMTDLKEKFQRMCDKSMIKKRYMHLTEEILKENPSMADYWSPSLDARQDIVVVEIPKLGKEAAQKAIKEWGQPKSKITHVVFCTTSGVDMPGADYQLTKLLGVRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNKGARVLVVCSEITAVTFRGPSESHLDSMVGQALFGDGAAAIIVGADPDTKIERPLFELVSAAQTILPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLVEAFTPLSISDWNSIFWIAHPGGPAILDQVEQKLGLRQEKLRATRHILSEYGNMSSACVLFILDEMKKKSVEEGKATTGEGLEWGVLFGFGPGLTVETVVLHSVATDSAH
>evm.model.Scaffold17.138
MAAKVEEIRKAQRAEGPATVLAIGTAVPNNCLLQADYPDYYFRVTNSEHMTELKEKFKRMCDKSMIKKRYMHVTEEVLKENPSMADYWSPSLDARQDIVVVEIPKLGKEAAQKAIKEWGQPKSKITHVVFCTTSGVDMPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNKGARVLVVCSEITAVTFRGPSETHLDSMVGQALFGDGAAAIIVGSDPDTRIERPLFELISAAQTILPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLVEAFTPIGISDWNSIYWIAHPGGPAILDQVEQKLGLKQEKLRATRHILSEYGNMSSACVLFILDEMRKKSLEEGKATTGEGLEWGVLFGFGPGLTVETVVLHSVATESAH
>evm.model.Scaffold35.28
MILTEEILNKNPAIDYWSPLLPPATTFGLANIPARKGSRRQGHQGVGPAQVQNHPPCLLHFRRRPHAWRRLPVHHAPGLTLHQPPHAHNLAATPEEPPLRVAKDLAENNGGARQCSMAAQPVEWVRNAERAAGPATVLAIATANPSNFFLQSDFPDFYFRVTRSDHMSDLKEKFKRICKKTTVRKRHMILTEEILNKNPAIADYWSPSLAARHDLGLANIPQLGKEAADKAIKEWGQPKSKITHLVFCTSAGVHMPGADYQLTMLLGLNPSISRLMLHNLGCYAGGTALRVAKDLAENNGGARVLVVCSEANLLNFRGPSETHIDALRTQSLFADGAAALIVGSDPDPHTESPLYELISASQRILPESEDAIVGRLTEAGLVPYLPKDLPKLVSTNIRSILEDALAPTGVQDWNSIFWIVHPGMPAILDQTEKLLQLDKEKLKATRHVLSEFGNMFSATVLFILDQMRKGAVAEGKSTTGEGCEWGVLLSFGPGFTVETVLLRSVTNGALTDA
>evm.model.Scaffold35.27
MAAQPVEWVRKADRAAGPAAVLAMATANPSNFYLQSDFPDFYFRVTRSDHMSDLKEKFKRICKKTTVRKRHMILTEEILNKNPAIADYWSPSLAARHDLALANIPQLGKEAADKAIKEWGQPKSKITHLVFCTSAGVLMPGADYQLTMLLGLNPSISRLMLHNLGCYAGGTALRVAKDLAENNGGARVLVVCSEANLLNFRGPSETHIDALITQSLFADGAAALIVGSDPDLQTESPLYELISASQRILPESEDAIVGRLTEAGLVPYLPKDIPKLVSTNIRSILEDALAPTGVQDWNSIFWIIHPGMPAILDQTEKLLQLDKEKLKATRHVLSEFGNMFSATVLFILDQLRKGAVAEGKSTTGEGCEWGVLFSFGPGFTVETVLLRSVATAILTDA
>evm.model.Scaffold35.29
MAAQPVEWVRKAERAAGPATVLAIATANPSNFFLQSDFPDFYFRVTRSDHMSDLKEKFKRICKKTTVRKRHMILTEEILNKNPAIADYCSPSLAARHELGLANIPQLGKEAADKAIKEWGQPKSKITHLVFCTSAAVHMPGADYHLTMLLGLNPSISRLMLYNLGCYAGGTALRVAKDLAENNGGARVLVVCSEANLLNFRGPSETHIDALITQSLFADGAAALIVGSDPDPQTESPLYELISASQRILPESEDAIVGRLTEAGLVPYLPKDLSKLVSTNIRSILEDALAPTGVQDWNSIFWIVHPGVPAILDQTEKLLQLDKDKLKATRHVLSEFGNMFSATVLFILDQMRKGAVAEGKSTTGEGCEWGVLLSFGPGFTVETVLLRSVTTATLTDA
>evm.model.Scaffold35.35
MPGADYQLTKLLGLNPSISRVMLYNLGCYAGGTAPESPKTSPRTTVAPGSLSSARRPTYSTSGACRRPTSTRS
>evm.model.Scaffold35.36
MAAQPVEGMTKAERATGPATVLATATATPPNVFLQSEFPDFYFRVTRSEHMSDLKEKFKRMCVRTTVRKRHMILTEEILNKNSAIADYWSPSLAARHNLALANIPARKGSR
>evm.model.Scaffold5.42
MVTIHEVRKAQRAEGSATILAIGTAVPPNCIGQSSYPDYYFRVTNSEHKTDLKEKFKRMCEKSMINKRYMHLTEELLKENPNIGAYMEPSLDARQDMVVVEVPKLGKEAAARALKEWGQPKSKITHLIFCTTSGVDMPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRIAKDLAENNKGARVLAVCAEITAITFRGPNETHLDSLVGQALFGDGASSVIVGSDPIPGDENPLFELVSASQTIVPESDGAIDGHLREAGLTFHLLKDVPGLISKNIETNLVEAFGPLGISDWNSLFWIAHPGGPAILDQVEAKLGLKAEKLRATRHVLAEFGNMSSACVFFILDEMRKKSMADGLKSPGEGLEWGVLFGFGPGLTVETVVLHTRVV
>evm.model.Scaffold10.315
MAGTVSVEEIRKAQRAEGPATVLAIGTSTPSNCVLQADYPDYYFRITKSDHLTELKEKFKRMCDKSMIKKRYMHLTEEILKENPHMCDYWSPSLDARQDIVVVEVPKLGKEAAAKAIKEWGQPKSKITHLVFCTTSGVDMPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNKGARVLVVCSEITAVTFRGPSETHLDSLVGQALFGDGAAAIIVGAEPDPTIERPLFELVSAAQTILPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLVEAFAPIGISDWNSIFWIAHPGGPAILDQVEAKLGLKEEKLRATRHVLSEYGNMSSACVLFILDEMRKKSVEERKVTTGEGLEWGVLFGFGPGLTVETVVLHSVASRSAH
>evm.model.Scaffold10.318
MAGIVSVEEIRKAQTAAGPATILSIGTAVPSHCVLQADYPDYYFRVTNSDHLTKLKEKFRRMCEKSMIKKRYLHVTEEILKENPSMRDYWSPSLDARQDIVVVEVPKLGKEAAVKAIKEWGQPKSKITHLIFCTTSGVDMPGADYQLTKLLGLRPSVKRTMIYQQGCFAGGTVLRLSKDIAENNKGARILVVCAEITAVTFRGPSEMHPDSLVGQALFADGAAALIVGADPDTKIERPLFQLVWTAQTIVPDSEGSIDGHLREVGLAFHLQKDIPGLIAKNIEKSLEEAFKPIGIRDYNSIFWIAHPGGPAILDQVEEKIGLKEEKLRATRHVLSEYGNVSSGCVLFILDEMRKKSLEEGKATTGEGFEWGVLFGFGPGLTVETVVLHSVPIASAH
>evm.model.Scaffold62.15
MGSQDVAGGALKGVNPGKATILALGKAFPYQLVMQEFLVDGYFKNTSCKDQELKQKLARLCKTTTVKTRYVVMSEEILNKYPELAVEGIPTLKQRLDIGNEALTEMAIEASQACIKKWGRPASEITHLVYVSSSEARLPGGDLYLAQGLGLSPRTKRVVLYFMGCSGGVAGLRVAKDIAENNPGSRVLLATSETTIVGFKPPSAHRPYDLVGVALFGDGAGAMVIGSDPLPGTESPLFELHTAIQNFLPNTEKTIDGRLTEEGISFKLARELPQIVEDHIEGFCGQLTGVIGLSHKQYNKMFWAVHPGGPAILNRVEKRLNLHPNKLDASRRALEDYGNASSNSIVYVLDYMIEETLKMKTESPEPSEWGLILAFGPGVTFEGILARNLAV
>evm.model.Scaffold11.259
MSQAIADNAYRHHLKRAPTPGKATVLALGKAFPKQVIPQENLVEGYIRDTKCEDVSIKEKLERLCKTTTVKTRYTVMSKEILDNYPELVTEGSPTIRQRLEIANPAVVEMAKEASLACIKQWGRPAGDITHIVYVSSSEIRLPGGDLYLANELGLKNDINRIMLYFLGCYGGVTGLRVAKDIAENNPGSRILLTTSETTILGFRPPNKSRPYDLVGAALFGDGAAAVIIGANPEIGRESPFMELNFALQQFLPGTHGVIDGRLSEEGINFKLGRDLPQKIEDNIEDFCRKLMIKADGDLKEFNELFWAVHPGGPAILNRLESILDLKNGKLECSRRALMEEYQLSISPSPLNSAYGPIDSQTMQ
MCVRTTVRKRHMILTEEILNKNSAIADYWSPSLAARHNLALANIPQLGKEAADKAIKEWGQPKSKITHLIFCTSAGVHMPGADYQLTKLLGLNPSISRVMLYNLGCYAGGTALRVAKDLAENNCGARVLVVCSETNLLHFRGPSETHIDSLITQSLFGDGAAALIVGSDPDLQTERPLYELISASQRILPESEDAIVGRLTEVGLAAYLPKNLPKLISTNIRSILEEALAPTGVQDWNSIFWILHPGMPAILDQTEKLLQLDKKKLKATRHVLSEFGNMFGATVLFILDQMRKGAVAEGKSTTGEGCEWGVLFAFGPGLTVETVLLRSVTTGCLTNGMKVYHHEKATRSKPPALRASL
>evm.model.Scaffold17.140
MAARARVDEIRKAQRAEGPATVLAIGTAVPKNCVLQADYPDYYFRITRSEHMTDLKEKFQRMCDKSMIKKRYMHLTEEILKENPSMADYWSPSLDARQDIVVVEIPKLGKEAAQKAIKEWGQPKSKITHVVFCTTSGVDMPGADYQLTKLLGVRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNKGARVLVVCSEITAVTFRGPSESHLDSMVGQALFGDGAAAIIVGADPDTKIERPLFELVSAAQTILPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLVEAFTPLSISDWNSIFWIAHPGGPAILDQVEQKLGLRQEKLRATRHILSEYGNMSSACVLFILDEMKKKSVEEGKATTGEGLEWGVLFGFGPGLTVETVVLHSVATDSAH
>evm.model.Scaffold17.138
MAAKVEEIRKAQRAEGPATVLAIGTAVPNNCLLQADYPDYYFRVTNSEHMTELKEKFKRMCDKSMIKKRYMHVTEEVLKENPSMADYWSPSLDARQDIVVVEIPKLGKEAAQKAIKEWGQPKSKITHVVFCTTSGVDMPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNKGARVLVVCSEITAVTFRGPSETHLDSMVGQALFGDGAAAIIVGSDPDTRIERPLFELISAAQTILPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLVEAFTPIGISDWNSIYWIAHPGGPAILDQVEQKLGLKQEKLRATRHILSEYGNMSSACVLFILDEMRKKSLEEGKATTGEGLEWGVLFGFGPGLTVETVVLHSVATESAH
>evm.model.Scaffold35.28
MILTEEILNKNPAIDYWSPLLPPATTFGLANIPARKGSRRQGHQGVGPAQVQNHPPCLLHFRRRPHAWRRLPVHHAPGLTLHQPPHAHNLAATPEEPPLRVAKDLAENNGGARQCSMAAQPVEWVRNAERAAGPATVLAIATANPSNFFLQSDFPDFYFRVTRSDHMSDLKEKFKRICKKTTVRKRHMILTEEILNKNPAIADYWSPSLAARHDLGLANIPQLGKEAADKAIKEWGQPKSKITHLVFCTSAGVHMPGADYQLTMLLGLNPSISRLMLHNLGCYAGGTALRVAKDLAENNGGARVLVVCSEANLLNFRGPSETHIDALRTQSLFADGAAALIVGSDPDPHTESPLYELISASQRILPESEDAIVGRLTEAGLVPYLPKDLPKLVSTNIRSILEDALAPTGVQDWNSIFWIVHPGMPAILDQTEKLLQLDKEKLKATRHVLSEFGNMFSATVLFILDQMRKGAVAEGKSTTGEGCEWGVLLSFGPGFTVETVLLRSVTNGALTDA
>evm.model.Scaffold35.27
MAAQPVEWVRKADRAAGPAAVLAMATANPSNFYLQSDFPDFYFRVTRSDHMSDLKEKFKRICKKTTVRKRHMILTEEILNKNPAIADYWSPSLAARHDLALANIPQLGKEAADKAIKEWGQPKSKITHLVFCTSAGVLMPGADYQLTMLLGLNPSISRLMLHNLGCYAGGTALRVAKDLAENNGGARVLVVCSEANLLNFRGPSETHIDALITQSLFADGAAALIVGSDPDLQTESPLYELISASQRILPESEDAIVGRLTEAGLVPYLPKDIPKLVSTNIRSILEDALAPTGVQDWNSIFWIIHPGMPAILDQTEKLLQLDKEKLKATRHVLSEFGNMFSATVLFILDQLRKGAVAEGKSTTGEGCEWGVLFSFGPGFTVETVLLRSVATAILTDA
>evm.model.Scaffold35.29
MAAQPVEWVRKAERAAGPATVLAIATANPSNFFLQSDFPDFYFRVTRSDHMSDLKEKFKRICKKTTVRKRHMILTEEILNKNPAIADYCSPSLAARHELGLANIPQLGKEAADKAIKEWGQPKSKITHLVFCTSAAVHMPGADYHLTMLLGLNPSISRLMLYNLGCYAGGTALRVAKDLAENNGGARVLVVCSEANLLNFRGPSETHIDALITQSLFADGAAALIVGSDPDPQTESPLYELISASQRILPESEDAIVGRLTEAGLVPYLPKDLSKLVSTNIRSILEDALAPTGVQDWNSIFWIVHPGVPAILDQTEKLLQLDKDKLKATRHVLSEFGNMFSATVLFILDQMRKGAVAEGKSTTGEGCEWGVLLSFGPGFTVETVLLRSVTTATLTDA
>evm.model.Scaffold35.35
MPGADYQLTKLLGLNPSISRVMLYNLGCYAGGTAPESPKTSPRTTVAPGSLSSARRPTYSTSGACRRPTSTRS
>evm.model.Scaffold35.36
MAAQPVEGMTKAERATGPATVLATATATPPNVFLQSEFPDFYFRVTRSEHMSDLKEKFKRMCVRTTVRKRHMILTEEILNKNSAIADYWSPSLAARHNLALANIPARKGSR
>evm.model.Scaffold5.42
MVTIHEVRKAQRAEGSATILAIGTAVPPNCIGQSSYPDYYFRVTNSEHKTDLKEKFKRMCEKSMINKRYMHLTEELLKENPNIGAYMEPSLDARQDMVVVEVPKLGKEAAARALKEWGQPKSKITHLIFCTTSGVDMPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRIAKDLAENNKGARVLAVCAEITAITFRGPNETHLDSLVGQALFGDGASSVIVGSDPIPGDENPLFELVSASQTIVPESDGAIDGHLREAGLTFHLLKDVPGLISKNIETNLVEAFGPLGISDWNSLFWIAHPGGPAILDQVEAKLGLKAEKLRATRHVLAEFGNMSSACVFFILDEMRKKSMADGLKSPGEGLEWGVLFGFGPGLTVETVVLHTRVV
>evm.model.Scaffold10.315
MAGTVSVEEIRKAQRAEGPATVLAIGTSTPSNCVLQADYPDYYFRITKSDHLTELKEKFKRMCDKSMIKKRYMHLTEEILKENPHMCDYWSPSLDARQDIVVVEVPKLGKEAAAKAIKEWGQPKSKITHLVFCTTSGVDMPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNKGARVLVVCSEITAVTFRGPSETHLDSLVGQALFGDGAAAIIVGAEPDPTIERPLFELVSAAQTILPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLVEAFAPIGISDWNSIFWIAHPGGPAILDQVEAKLGLKEEKLRATRHVLSEYGNMSSACVLFILDEMRKKSVEERKVTTGEGLEWGVLFGFGPGLTVETVVLHSVASRSAH
>evm.model.Scaffold10.318
MAGIVSVEEIRKAQTAAGPATILSIGTAVPSHCVLQADYPDYYFRVTNSDHLTKLKEKFRRMCEKSMIKKRYLHVTEEILKENPSMRDYWSPSLDARQDIVVVEVPKLGKEAAVKAIKEWGQPKSKITHLIFCTTSGVDMPGADYQLTKLLGLRPSVKRTMIYQQGCFAGGTVLRLSKDIAENNKGARILVVCAEITAVTFRGPSEMHPDSLVGQALFADGAAALIVGADPDTKIERPLFQLVWTAQTIVPDSEGSIDGHLREVGLAFHLQKDIPGLIAKNIEKSLEEAFKPIGIRDYNSIFWIAHPGGPAILDQVEEKIGLKEEKLRATRHVLSEYGNVSSGCVLFILDEMRKKSLEEGKATTGEGFEWGVLFGFGPGLTVETVVLHSVPIASAH
>evm.model.Scaffold62.15
MGSQDVAGGALKGVNPGKATILALGKAFPYQLVMQEFLVDGYFKNTSCKDQELKQKLARLCKTTTVKTRYVVMSEEILNKYPELAVEGIPTLKQRLDIGNEALTEMAIEASQACIKKWGRPASEITHLVYVSSSEARLPGGDLYLAQGLGLSPRTKRVVLYFMGCSGGVAGLRVAKDIAENNPGSRVLLATSETTIVGFKPPSAHRPYDLVGVALFGDGAGAMVIGSDPLPGTESPLFELHTAIQNFLPNTEKTIDGRLTEEGISFKLARELPQIVEDHIEGFCGQLTGVIGLSHKQYNKMFWAVHPGGPAILNRVEKRLNLHPNKLDASRRALEDYGNASSNSIVYVLDYMIEETLKMKTESPEPSEWGLILAFGPGVTFEGILARNLAV
>evm.model.Scaffold11.259
MSQAIADNAYRHHLKRAPTPGKATVLALGKAFPKQVIPQENLVEGYIRDTKCEDVSIKEKLERLCKTTTVKTRYTVMSKEILDNYPELVTEGSPTIRQRLEIANPAVVEMAKEASLACIKQWGRPAGDITHIVYVSSSEIRLPGGDLYLANELGLKNDINRIMLYFLGCYGGVTGLRVAKDIAENNPGSRILLTTSETTILGFRPPNKSRPYDLVGAALFGDGAAAVIIGANPEIGRESPFMELNFALQQFLPGTHGVIDGRLSEEGINFKLGRDLPQKIEDNIEDFCRKLMIKADGDLKEFNELFWAVHPGGPAILNRLESILDLKNGKLECSRRALMEEYQLSISPSPLNSAYGPIDSQTMQ
Gene tree
Gene tree

Sheng jun & Dong yang Teams, Yunnan agriculture University