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

Gene tree

Gene tree

Sheng jun & Dong yang Teams, Yunnan agriculture University