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
Apostasia shenzhenica
Species name
Apostasia shenzhenica is a species of monocot in the family Orchidaceae (orchid family).
Species info

Gene sequence info
Apostasia_shenzhenica.CHS.fa
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>rna-gnl|WGS:PEFY|mrna.Ash007109
MSRELLNKYPELAVEGSPTIRQRLEIANTAVVDMAYAASVACLRDWGRPAGDITHLVFVSSSELRLPGGDLHLAARLSLRPDASRVTLYYLGCSGGAAALRVAKDLAENNPGSRVLVVTSETTVLGFRPPSRDRPYDLVGAALFGDGAAAAVVGADPVAGEEAGSFMEMEWAVQEFLPGTAGVIDGRMSEQGISFRLGRDLPEAIEAKIEGFCRRLMARASPRPPPEFNDLFWAVHPGGPAILNRVEARLGLRPEKLLCSRRALSDYGNASSNTIFYVLEYLREEMKNKNGGGGRGGGGGRGGGGGGAGEEWGLVLAFGPGITFEGILVRSLQ
>rna-gnl|WGS:PEFY|mrna.Ash002110
MPGVEAAAQNISPARSDGLAAILAIGRANPPNIVEQSSFADLYFRLHNSEHLVDLKKKLQRICNFFSPKSLLSIIYPKFQI
>rna-gnl|WGS:PEFY|mrna.Ash002111
MPGVEAAAQNISPARSDGLAAILAIGRANPPNIVEQSSFADLYFRLHNSEHLVDLKKKLQRICDRTAIRKRHFVWDEELLMANPCLRTVTEPSLNARQKVAITEIPKLGAAAATNAIAEWGRPKSDITHLIFCTTSGMDLPGADYQLIRLLGLNDNIQRIMLYQQGCFAGGTVLRLAKVLAESRRSARVLIVCAETTTVLVRSPSVENQDDLVTQALFADGASALIVGADPNAGEKPVFSVFSTSQVLLPDSDGAIGGHVGENGLTATLHRDVPAIISKNVGKCLEEAFTPLGISDWNSIFWAAHPGGRAILDQVEERVGLKPEKMWASRYVLAEYGNMSSVSVHFALDEIRRRSAKEGKATTGDGFEWGVLLGFGPGLTVETVVLRSNPIA
>rna-gnl|WGS:PEFY|mrna.Ash002109
MPGVEAAAQNISPARSDGLAAILAIGRANPPNIVEQSSFADLYFRLHNSEHLVDLKKKLQRICNFFSPKSLLSIIYPKFQI
>rna-gnl|WGS:PEFY|mrna.Ash002108
MPGVEAVAQNISPARSDGLAAILAIGRANPPNIVEQSSFADLYFRLHNSEHLVDLKKKLQRICDRTAIRKRHFVWDEELLMANPCLRTVTEPSLNARQKVAITEIPKLGAAAATNAIAEWGRPKSDITHLIFCTTSGMDLPGADYQLIRLLGLNDNIQRIMLYQQGCFAGGTVLRLAKVLAESRRSARVLIVCAETTTVLVRSPSVENQDDLVTQALFADGASALIVGADPNAGEKPVFSVFSTSQVLLPDSDGAIGGHVGENGLTATLHRDVPAVISKNVGKCLEEAFTPLGISDWNSIFWAAHPGGRAILDQVEERVGLKPEKMWASRHVLAEYGNMSSVSVHFALDEIRRRSAKEGKATTGDGFEWGVLFGFGPGLTVETVVLRSAPISA
>rna-gnl|WGS:PEFY|mrna.Ash002171
MQSGLEVIRRAQRADGPAAVLAIGTATPANFVYQEEYPDYYFRITQSEHLTDLKEKFKRMCDKSMIRKRYMYLTEAMLKENPNMCAYMAPSLNARQDIVVVEVPKLGKEAAARAVKEWGQPKSRITHLIFCTTSGVDMPGADYQLARLLGLRPSVSRFMLYQQGCFAGGTVLRLAKDLAENNAGSRVLVVCSEITAVTFRGPSDSHFDSLVGQALFGDGAAAIIVGADPDPAAERPLFRIVSASQTILPNSEGAIDGHLREAGLTFHLLKDVPGLIAENIEKCLQEAFKPLGINDWNSIFWIAHPGGPAILDQVEEKIGLDGEKLAATRRVLAEYGNMSSACVLFILDEMRRKSAEDACATTGEGLEWGVLFGFGPGLTVETVVLHSVPISGTD
>rna-gnl|WGS:PEFY|mrna.Ash016164
MPGLQIISKASSRAADGLAAILAIGRANPPNSMDQSSYPEFYFRVMDSDYLVDLKKKFQRICERTAIRKRHFVWNEELLRDNPCLRTFMDSSLNVRQKVAVAEIPKLGAAAAERAIEEWGQPKSGITHLIFCTTSGMDLPGADYQLIKILGLNADVQRVMLYQQGCFAGGTVLRLAKVLAESRKGARVLVVCAETTTVLIRAPSVEHQDDLVTQALFADGASALIVGADPVEEVNERPLFSIISASQVILPDSDGAIGGHLGEGGLTATLHRDVPLIISKNVIKCLEEAFSPLGISDWNSIFWAPHPGGRAILDQVEERVGLKPEKMWASRHVLAEYGNMSSVCVHFVLDEMRKRSAKEGKPTTGEGLEWGVLFGFGPGLTVETVVLRSHPIN
>rna-gnl|WGS:PEFY|mrna.Ash016163
MPGLQIISKASSRAADGLAAILAIGRANPPNSMDQSSYPEFYFRVMDSDHLVDLKKKFQRICERTAIRKRHFVWNEELLRDNPCLRTFMDSSLNVRQKVAVAEIPKLGAAAAERAIEEWGQPRSGITHLIFCTTSGMDLPGADYQLTKILGLNADVQRVMLYQQGCFAGGTVLRLAKVLAESRKGARVLVVCAETTTVLIRAPSVEHQDDLVTQALFADGASALIVGADPVEEVNERPLFSIISASQVILPDSDGAIGGHLGEGGLTATLHRDVPLIISKNVSKCLEDAFSPLGISDWNSIFWAPHPGGRAILDQVEERVGLKPEKMWASRHVLAEYGNMSSVCVHFVLDEMRKRSAKEGKPTTGEGLEWGVLFGFGPGLTVETVVLRSHPIN
>rna-gnl|WGS:PEFY|mrna.Ash007684
MPGSLETMKKPPRADGLASILAIGTATPPNAVEQVDFPDFYFRITGSEHLVDLKKKFRRICEKTAIRKRYFSWDEELIKKNPSLRTFDEPSLDARQKLAVEQIPKLGAAAARAAIEEWGQPKSRITHLIFSTLSGVDLPGADYILTKHLGLSPSVQRVMLYHVGCFAGGTVLRLAKDLAESSRGARVLVVCSETTSAAVIRGPSEEHLDDLVAQSLFADGASALIVGADADERAGERVVFSIISASQLVIPDSERAIGGRFGEGGIHALFHRDAPGVISGSIGKCLEEAFSPLGVRDWNSIFWAAHPGGRAILDRLEETVGLRPERLSATRHVLAEYGNLSSACVLFILDEMRRRSAKEGKGTTGEGLELGVLFGFGPGLTIETVVLRASPIA
>rna-gnl|WGS:PEFY|mrna.Ash007685
MGGVEAFRKAQRAEGPAEILAVGTAVPPNIVLQADYPDLYFRLTNSEEKTQLKHKFRRICESSKIRKRHMFLTEEILKKNPCITAYRATSLDVRQEMMVEEVPKLGREAAGRAIKEWGRPVSSISHLIFCTTSGVDMPGADYQLIKLLGLRRSVNRFMLYHQGCFSGGTVLRLAKDIAENNAGSRVLVVCSELTVMTFRGPAETHLDSLVGQALFGDGAASIIVGADPDPAHERPLFSILSASQVLLPNSEGAIEGHLTESGLTFHLLKKVPGIISMNIERSLDEAFGPFGVSDWNSIFWAAHPGGPAILDMVEKKLGLKPEKLSASRRVLAEYGNMSSACVFFILDEMRRRSAEQGKSTTGEGEEWGVLFGFGPGLTVETVVLRSTLVPQA
MSRELLNKYPELAVEGSPTIRQRLEIANTAVVDMAYAASVACLRDWGRPAGDITHLVFVSSSELRLPGGDLHLAARLSLRPDASRVTLYYLGCSGGAAALRVAKDLAENNPGSRVLVVTSETTVLGFRPPSRDRPYDLVGAALFGDGAAAAVVGADPVAGEEAGSFMEMEWAVQEFLPGTAGVIDGRMSEQGISFRLGRDLPEAIEAKIEGFCRRLMARASPRPPPEFNDLFWAVHPGGPAILNRVEARLGLRPEKLLCSRRALSDYGNASSNTIFYVLEYLREEMKNKNGGGGRGGGGGRGGGGGGAGEEWGLVLAFGPGITFEGILVRSLQ
>rna-gnl|WGS:PEFY|mrna.Ash002110
MPGVEAAAQNISPARSDGLAAILAIGRANPPNIVEQSSFADLYFRLHNSEHLVDLKKKLQRICNFFSPKSLLSIIYPKFQI
>rna-gnl|WGS:PEFY|mrna.Ash002111
MPGVEAAAQNISPARSDGLAAILAIGRANPPNIVEQSSFADLYFRLHNSEHLVDLKKKLQRICDRTAIRKRHFVWDEELLMANPCLRTVTEPSLNARQKVAITEIPKLGAAAATNAIAEWGRPKSDITHLIFCTTSGMDLPGADYQLIRLLGLNDNIQRIMLYQQGCFAGGTVLRLAKVLAESRRSARVLIVCAETTTVLVRSPSVENQDDLVTQALFADGASALIVGADPNAGEKPVFSVFSTSQVLLPDSDGAIGGHVGENGLTATLHRDVPAIISKNVGKCLEEAFTPLGISDWNSIFWAAHPGGRAILDQVEERVGLKPEKMWASRYVLAEYGNMSSVSVHFALDEIRRRSAKEGKATTGDGFEWGVLLGFGPGLTVETVVLRSNPIA
>rna-gnl|WGS:PEFY|mrna.Ash002109
MPGVEAAAQNISPARSDGLAAILAIGRANPPNIVEQSSFADLYFRLHNSEHLVDLKKKLQRICNFFSPKSLLSIIYPKFQI
>rna-gnl|WGS:PEFY|mrna.Ash002108
MPGVEAVAQNISPARSDGLAAILAIGRANPPNIVEQSSFADLYFRLHNSEHLVDLKKKLQRICDRTAIRKRHFVWDEELLMANPCLRTVTEPSLNARQKVAITEIPKLGAAAATNAIAEWGRPKSDITHLIFCTTSGMDLPGADYQLIRLLGLNDNIQRIMLYQQGCFAGGTVLRLAKVLAESRRSARVLIVCAETTTVLVRSPSVENQDDLVTQALFADGASALIVGADPNAGEKPVFSVFSTSQVLLPDSDGAIGGHVGENGLTATLHRDVPAVISKNVGKCLEEAFTPLGISDWNSIFWAAHPGGRAILDQVEERVGLKPEKMWASRHVLAEYGNMSSVSVHFALDEIRRRSAKEGKATTGDGFEWGVLFGFGPGLTVETVVLRSAPISA
>rna-gnl|WGS:PEFY|mrna.Ash002171
MQSGLEVIRRAQRADGPAAVLAIGTATPANFVYQEEYPDYYFRITQSEHLTDLKEKFKRMCDKSMIRKRYMYLTEAMLKENPNMCAYMAPSLNARQDIVVVEVPKLGKEAAARAVKEWGQPKSRITHLIFCTTSGVDMPGADYQLARLLGLRPSVSRFMLYQQGCFAGGTVLRLAKDLAENNAGSRVLVVCSEITAVTFRGPSDSHFDSLVGQALFGDGAAAIIVGADPDPAAERPLFRIVSASQTILPNSEGAIDGHLREAGLTFHLLKDVPGLIAENIEKCLQEAFKPLGINDWNSIFWIAHPGGPAILDQVEEKIGLDGEKLAATRRVLAEYGNMSSACVLFILDEMRRKSAEDACATTGEGLEWGVLFGFGPGLTVETVVLHSVPISGTD
>rna-gnl|WGS:PEFY|mrna.Ash016164
MPGLQIISKASSRAADGLAAILAIGRANPPNSMDQSSYPEFYFRVMDSDYLVDLKKKFQRICERTAIRKRHFVWNEELLRDNPCLRTFMDSSLNVRQKVAVAEIPKLGAAAAERAIEEWGQPKSGITHLIFCTTSGMDLPGADYQLIKILGLNADVQRVMLYQQGCFAGGTVLRLAKVLAESRKGARVLVVCAETTTVLIRAPSVEHQDDLVTQALFADGASALIVGADPVEEVNERPLFSIISASQVILPDSDGAIGGHLGEGGLTATLHRDVPLIISKNVIKCLEEAFSPLGISDWNSIFWAPHPGGRAILDQVEERVGLKPEKMWASRHVLAEYGNMSSVCVHFVLDEMRKRSAKEGKPTTGEGLEWGVLFGFGPGLTVETVVLRSHPIN
>rna-gnl|WGS:PEFY|mrna.Ash016163
MPGLQIISKASSRAADGLAAILAIGRANPPNSMDQSSYPEFYFRVMDSDHLVDLKKKFQRICERTAIRKRHFVWNEELLRDNPCLRTFMDSSLNVRQKVAVAEIPKLGAAAAERAIEEWGQPRSGITHLIFCTTSGMDLPGADYQLTKILGLNADVQRVMLYQQGCFAGGTVLRLAKVLAESRKGARVLVVCAETTTVLIRAPSVEHQDDLVTQALFADGASALIVGADPVEEVNERPLFSIISASQVILPDSDGAIGGHLGEGGLTATLHRDVPLIISKNVSKCLEDAFSPLGISDWNSIFWAPHPGGRAILDQVEERVGLKPEKMWASRHVLAEYGNMSSVCVHFVLDEMRKRSAKEGKPTTGEGLEWGVLFGFGPGLTVETVVLRSHPIN
>rna-gnl|WGS:PEFY|mrna.Ash007684
MPGSLETMKKPPRADGLASILAIGTATPPNAVEQVDFPDFYFRITGSEHLVDLKKKFRRICEKTAIRKRYFSWDEELIKKNPSLRTFDEPSLDARQKLAVEQIPKLGAAAARAAIEEWGQPKSRITHLIFSTLSGVDLPGADYILTKHLGLSPSVQRVMLYHVGCFAGGTVLRLAKDLAESSRGARVLVVCSETTSAAVIRGPSEEHLDDLVAQSLFADGASALIVGADADERAGERVVFSIISASQLVIPDSERAIGGRFGEGGIHALFHRDAPGVISGSIGKCLEEAFSPLGVRDWNSIFWAAHPGGRAILDRLEETVGLRPERLSATRHVLAEYGNLSSACVLFILDEMRRRSAKEGKGTTGEGLELGVLFGFGPGLTIETVVLRASPIA
>rna-gnl|WGS:PEFY|mrna.Ash007685
MGGVEAFRKAQRAEGPAEILAVGTAVPPNIVLQADYPDLYFRLTNSEEKTQLKHKFRRICESSKIRKRHMFLTEEILKKNPCITAYRATSLDVRQEMMVEEVPKLGREAAGRAIKEWGRPVSSISHLIFCTTSGVDMPGADYQLIKLLGLRRSVNRFMLYHQGCFSGGTVLRLAKDIAENNAGSRVLVVCSELTVMTFRGPAETHLDSLVGQALFGDGAASIIVGADPDPAHERPLFSILSASQVLLPNSEGAIEGHLTESGLTFHLLKKVPGIISMNIERSLDEAFGPFGVSDWNSIFWAAHPGGPAILDMVEKKLGLKPEKLSASRRVLAEYGNMSSACVFFILDEMRRRSAEQGKSTTGEGEEWGVLFGFGPGLTVETVVLRSTLVPQA
Gene tree
Gene tree

Sheng jun & Dong yang Teams, Yunnan agriculture University