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
Ceratophyllum demersum
Species name
Hornwort (Ceratophyllum demersum) is a species of flowering plant in the family Ceratophyllaceae.
Species info

Gene sequence info
Ceratophyllum_demersum.CHS.fa
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>gene_prefix15569.mRNA1
MTRGTILASYKFTCPSANFATTPLHKTMASSESLHPPNSFSAFRVPTYRSPPSRIHSTVVKSPGSVEPSAMSIEEIRLAQRGKGPATVLAIGTATPANVVYQDQYPDYYFRITKSEHMTELKEKFKRMCEKSMIKKRYMHLTEEILQQNPSICEYMAPSLDARQDMVVVEVPRLGKEAAAKAIKEWGHPKSKITHVVFCTTSGVDMPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNAGARVLVVCSEITAVTFRGPSDTHLDSLVGQALFGDGAAAVIIGSDPTPSETPLYQLVSANQTLLPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLIESFSPLGISDWNSLFWIAHPGGPAILDQVELKLNLKEEKLKATRNVLSDYGNMSSACVLFILDEMRRKSKEQGKATTGEGLEWGVLFGFGPGLTVETVVLHSLPIAATQ
>gene_prefix15571.mRNA1
MREIDDQEEVYALNRRNSETKSSICEYMAPSLDARQDMVVVEVPRLGKEAAAKAIKVGTPKSKITHLLLHYQWCRHARADYQLTKLLGLRPSVKRLMYQQGCFAGGTVLRLAKDLAENNAGARVLVVCSEITAVTFRGPSDTHLDSLVGQALFGDGAAAVIIGSDPTPSRRHCINWSLQIKLYSLTPTAPLMDTYVSPLGISDWNSLFWIAHPGGPYTRSSRIETQSQGRELKATRNVLSDYGNMSSACVLFILDEMRRKSKEQGKATTGEGLEWGVLFWFGPGLTVETVVLHSLPIATQ
>gene_prefix21132.mRNA1
MSLQEIRGAQRAQGPATVLSIGTATPLNCVLQSEYPDYYFRITKSEHMTELKEKFKRMCEKSMIKKRYMHLTEDILKENPKICEYMAPSLDARQDIVVVEVPKLGKEAAVKAIKEWGQPKSKITHLVFCTTSGVDMPGADYQITKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNANARVLVVCSEITAVTFRGPSDTHLDSLVGQALFGDGAGAMIIGSDPTPSGDHYSNSCLRLDDSS
>gene_prefix13265.mRNA1
MGWFCSPKFLPETDNIINGKLEEEKSNVSDFNDLFWAVHPGGPAILNKLESKLKLRHEKLQCSRRALMDYGNVSSNTIFYVIDYMREELKKGEGEEWGLALAFGPGITFEGILVRNLL
>gene_prefix13264.mRNA1
MLKDNAASQSNLDGKKKIVASSGKATVMALGKAFPNQVILQDFLVEGYFRDTKCEDSAIKEKLQRLCKNTTVKTRYTVMSKEVLDKYPELAREGLPTIQQKLDIANAAVIQMAEIRLPGGDLYLANKLGLRIDVGRVMLCFLGCYGGATGLRVAKDIAENNPGSRILLTTSETTILGFRPPNMDRPYDLVGAALLAMELQQF
>gene_prefix22651.mRNA1
MSLQEIRGAQRAQGPATVLSIGTATPNCVLIGISDYYFRITKSEHMTELKEKFKRMCEKSMMKRYMHLTEDILKRKSEDMRIHGSLSGCQARYRSSQVPKLGKEAAWVDMPGADYQITKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNANARVLVVCSEITAVTFRGPSDTHLDSLVGQALFGDGAGAMIIGSDPTPSERPLFQLVSAAQTILPDSEGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLIEAFDPLGISDWNSLFWIAHPGGPAILDQVELKLNLKQEKLKATRHVLSEFGNMSSACVLFILDEMRRRSAEEGKSTTGEGLKWGVLFGFGPGLTVETIVLHSAPIISSQ
>gene_prefix09823.mRNA1
MLKANAASQSNLGGKKKIAASQGKATVMALGKAFPNQVILQDFLVEGYFRDTKCEDSAIKEKLQRLCKNTTVKTRFTVMSKEVLDKYPELATEGLPTIQQKLDIANAAVIQMAVEASLSCIKEWGRQVFDITHVIYVSSSEIRLPGGDLYLANKLGLRTDVGRVMLCFLGCYGGATGLRVAKDIAENNPGSRILLTTSETTILGFRPPNMDRPYDLVGAALFGDGAAAVLIGSDPIEGVEHPFMELDFAVQKFLPETYNIINGKLTEEGISFTLGRDLPQMIEAHIEEFCRMLMEKSNVSDFNDLFWAVHPGGPAILNKLESKLKLRQEKLQCSRRALVDYGNVSSNTIFYVMDYMREELKKGGGEEWGLALAFGPGITFEGILVRNLH
>gene_prefix21595.mRNA1
MSIEDIRQAQRAKGPAVVLAIGTATPANVVYQDQYPDYYFRITKSEHKTELKEKFKRMCEKSTIKKRYMHLTEEILKENPNICEYMTPSLDARQDIVVMEVPRLGKEAAAKAIKEWGYPKSKITHLVFCTTSGVDMPGADYQLTKLHGLRSSVKRLMMYQQGCFAGGTVLRLAKDLAENNAGARVLVVCSEITAVTFRGSSETHLDSLVSQALSGDGAAAVIIGSDPTPSETPLYQLVSANQTLLPVSDGAIDGHLRVVGLTFHLLKDVPGLISKNIEMSLIESFSPLGISDWNSLFWIVHPGGPAILDQVELKLNLKEEKLKVTRNVLSDYGNMSSACVLFIMDKMRRKSKEEGKATTGDGLEWDVLFGFGPGLTVETIVLHSLPIAATQ
>gene_prefix01759.mRNA1
MPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNAGARVLVVCSEITAVTFRGPSDTHLDSLVGQALFGDGAAAVIIGSDPTPSETPLYQLVSANQTLLPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLIESFSPLGISDWNSLFWIAHPGGPAILDQVELKLNLKEEKLKATRNVLSDYGNMSSACVLFILDEMRRKSKEQGKATTGEGLEWGVLFGFGPGLTVETVVLHSLPIATQ
>gene_prefix01762.mRNA1
MLGDHCRDFRGPSDTHLDSLVGQALFGDGAGAVIIGSDPTPSETPLYQLVSANQTLLLTPTAPLMDTYVSPLGISDWNSLFWIAHPGGPAILDQVELKLNLKEEKLKATRNVLSDYGNMSSACVIFILDEMRRKSKEQGKATTGEGLEWGVLFGFGPGLTVETVVLHSLPIATQ
>gene_prefix01761.mRNA1
MASSESLHPPNSFSAFRVPTYRSPPSRIHSTVVKSPGSVEPSAMSIEEIRLAQRAKGPATVLAIGTATPANVVYQDQYPDYYFRITKSEHMTELKEKFKRMCEIDDQEEVALRRNSATKSSICEYMAPSLDARQDMVVVEVPRLGKEAAVKAIKEWGHLNQR
MTRGTILASYKFTCPSANFATTPLHKTMASSESLHPPNSFSAFRVPTYRSPPSRIHSTVVKSPGSVEPSAMSIEEIRLAQRGKGPATVLAIGTATPANVVYQDQYPDYYFRITKSEHMTELKEKFKRMCEKSMIKKRYMHLTEEILQQNPSICEYMAPSLDARQDMVVVEVPRLGKEAAAKAIKEWGHPKSKITHVVFCTTSGVDMPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNAGARVLVVCSEITAVTFRGPSDTHLDSLVGQALFGDGAAAVIIGSDPTPSETPLYQLVSANQTLLPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLIESFSPLGISDWNSLFWIAHPGGPAILDQVELKLNLKEEKLKATRNVLSDYGNMSSACVLFILDEMRRKSKEQGKATTGEGLEWGVLFGFGPGLTVETVVLHSLPIAATQ
>gene_prefix15571.mRNA1
MREIDDQEEVYALNRRNSETKSSICEYMAPSLDARQDMVVVEVPRLGKEAAAKAIKVGTPKSKITHLLLHYQWCRHARADYQLTKLLGLRPSVKRLMYQQGCFAGGTVLRLAKDLAENNAGARVLVVCSEITAVTFRGPSDTHLDSLVGQALFGDGAAAVIIGSDPTPSRRHCINWSLQIKLYSLTPTAPLMDTYVSPLGISDWNSLFWIAHPGGPYTRSSRIETQSQGRELKATRNVLSDYGNMSSACVLFILDEMRRKSKEQGKATTGEGLEWGVLFWFGPGLTVETVVLHSLPIATQ
>gene_prefix21132.mRNA1
MSLQEIRGAQRAQGPATVLSIGTATPLNCVLQSEYPDYYFRITKSEHMTELKEKFKRMCEKSMIKKRYMHLTEDILKENPKICEYMAPSLDARQDIVVVEVPKLGKEAAVKAIKEWGQPKSKITHLVFCTTSGVDMPGADYQITKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNANARVLVVCSEITAVTFRGPSDTHLDSLVGQALFGDGAGAMIIGSDPTPSGDHYSNSCLRLDDSS
>gene_prefix13265.mRNA1
MGWFCSPKFLPETDNIINGKLEEEKSNVSDFNDLFWAVHPGGPAILNKLESKLKLRHEKLQCSRRALMDYGNVSSNTIFYVIDYMREELKKGEGEEWGLALAFGPGITFEGILVRNLL
>gene_prefix13264.mRNA1
MLKDNAASQSNLDGKKKIVASSGKATVMALGKAFPNQVILQDFLVEGYFRDTKCEDSAIKEKLQRLCKNTTVKTRYTVMSKEVLDKYPELAREGLPTIQQKLDIANAAVIQMAEIRLPGGDLYLANKLGLRIDVGRVMLCFLGCYGGATGLRVAKDIAENNPGSRILLTTSETTILGFRPPNMDRPYDLVGAALLAMELQQF
>gene_prefix22651.mRNA1
MSLQEIRGAQRAQGPATVLSIGTATPNCVLIGISDYYFRITKSEHMTELKEKFKRMCEKSMMKRYMHLTEDILKRKSEDMRIHGSLSGCQARYRSSQVPKLGKEAAWVDMPGADYQITKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNANARVLVVCSEITAVTFRGPSDTHLDSLVGQALFGDGAGAMIIGSDPTPSERPLFQLVSAAQTILPDSEGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLIEAFDPLGISDWNSLFWIAHPGGPAILDQVELKLNLKQEKLKATRHVLSEFGNMSSACVLFILDEMRRRSAEEGKSTTGEGLKWGVLFGFGPGLTVETIVLHSAPIISSQ
>gene_prefix09823.mRNA1
MLKANAASQSNLGGKKKIAASQGKATVMALGKAFPNQVILQDFLVEGYFRDTKCEDSAIKEKLQRLCKNTTVKTRFTVMSKEVLDKYPELATEGLPTIQQKLDIANAAVIQMAVEASLSCIKEWGRQVFDITHVIYVSSSEIRLPGGDLYLANKLGLRTDVGRVMLCFLGCYGGATGLRVAKDIAENNPGSRILLTTSETTILGFRPPNMDRPYDLVGAALFGDGAAAVLIGSDPIEGVEHPFMELDFAVQKFLPETYNIINGKLTEEGISFTLGRDLPQMIEAHIEEFCRMLMEKSNVSDFNDLFWAVHPGGPAILNKLESKLKLRQEKLQCSRRALVDYGNVSSNTIFYVMDYMREELKKGGGEEWGLALAFGPGITFEGILVRNLH
>gene_prefix21595.mRNA1
MSIEDIRQAQRAKGPAVVLAIGTATPANVVYQDQYPDYYFRITKSEHKTELKEKFKRMCEKSTIKKRYMHLTEEILKENPNICEYMTPSLDARQDIVVMEVPRLGKEAAAKAIKEWGYPKSKITHLVFCTTSGVDMPGADYQLTKLHGLRSSVKRLMMYQQGCFAGGTVLRLAKDLAENNAGARVLVVCSEITAVTFRGSSETHLDSLVSQALSGDGAAAVIIGSDPTPSETPLYQLVSANQTLLPVSDGAIDGHLRVVGLTFHLLKDVPGLISKNIEMSLIESFSPLGISDWNSLFWIVHPGGPAILDQVELKLNLKEEKLKVTRNVLSDYGNMSSACVLFIMDKMRRKSKEEGKATTGDGLEWDVLFGFGPGLTVETIVLHSLPIAATQ
>gene_prefix01759.mRNA1
MPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAENNAGARVLVVCSEITAVTFRGPSDTHLDSLVGQALFGDGAAAVIIGSDPTPSETPLYQLVSANQTLLPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLIESFSPLGISDWNSLFWIAHPGGPAILDQVELKLNLKEEKLKATRNVLSDYGNMSSACVLFILDEMRRKSKEQGKATTGEGLEWGVLFGFGPGLTVETVVLHSLPIATQ
>gene_prefix01762.mRNA1
MLGDHCRDFRGPSDTHLDSLVGQALFGDGAGAVIIGSDPTPSETPLYQLVSANQTLLLTPTAPLMDTYVSPLGISDWNSLFWIAHPGGPAILDQVELKLNLKEEKLKATRNVLSDYGNMSSACVIFILDEMRRKSKEQGKATTGEGLEWGVLFGFGPGLTVETVVLHSLPIATQ
>gene_prefix01761.mRNA1
MASSESLHPPNSFSAFRVPTYRSPPSRIHSTVVKSPGSVEPSAMSIEEIRLAQRAKGPATVLAIGTATPANVVYQDQYPDYYFRITKSEHMTELKEKFKRMCEIDDQEEVALRRNSATKSSICEYMAPSLDARQDMVVVEVPRLGKEAAVKAIKEWGHLNQR
Gene tree
Gene tree

Sheng jun & Dong yang Teams, Yunnan agriculture University