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
Syzygium oleosum
Species name
Syzygium oleosum is a species of eudicot in the family Myrtaceae (myrtle family).
Species info

Gene sequence info
Syzygium_oleosum.CHS.fa
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>rna-XM_030603498.1
MVTVEEVRRAQRAEGPATIMAIGTATPPNCVDQSTYPDYYFRITNSEHKTELKEKFKRMCEKSMIKKRYMHLTEDILKENPNICAYMAPSLDARQDMVVVEVPKLGKEAATKAIKEWGQPKSKITHLVFCTTSGVDMPGADYQLTKLLGLRPAVKRYMMYQQGCFAGGTVLRLAKDLAENNKGARVLVVCSEITAVTFRGPSDSHLDSLVGQALFGDGAAAIIVGSDPVPGVEKPMYEVVSTAQTILPDSDGAIDGHLREVGLTFHLLKDVPGLISKNVEKSLVEAFQPLGISDWNSLFWIAHPGGPAILDQVEEKLALKPEKLRATRHVLSEYGNMSSACVLFILDEMRKKSAEDGLKTTGEGLEWGVLFGFGPGLTVETVVLHSLAAC
>rna-XM_030594569.1
MAATKSVEEIRKAQRAEGPATVLAIGTATPAHCVIQADYPDYYFRITNSEHMTDLKEKFQRMCDKSMIKKRYMHLTEDFLKENPGMCAYMANSLDARQDVVVVEVPKLGKEAAAKAIKEWGQPKSKITHLIFCTTSGVDMPGADYQLTKLLGLRPSVKRYMMYQQGCFAGGTVLRLAKDLAENNRGARVLVVCSEITAVTFRGPSDSHLDSLVGQALFGDGAGAVIVGADPDTAVERPLYQLVSAAQTILPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLVEAFTPIGINDWNSIFWIAHPGGPAILDQVEVKLGLKEEKMRATRHVLSEYGNMSSACVLFILDEMRKKSAEEGRATTGEGLDWGVLFGFGPGLTVETVVLHSVPIEGAH
>rna-XM_030594404.1
MSEEILEKYPELAMEGLPTVKQRLDICNEAVTEMAIEASQACIKKWGRPVSDITHLVYVSSSEARLPGGDLYLAKGLRLSPETRRVMLYFVGCSGGVAGLRVAKDIAENNPGSRVLLATSETTIIGYKPPSAERPYDLVGVALFGDGAGAMIIGADPDLSIEKPLFELNTAIQHFLPDTEKIIDGRLTEEGISFKLARELPQIIEDNIEGFCTKLMEPIGLSNEDYNKIFWAVHPGGPAILNRLEKRLNLLPEKLSASRQALKDYGNASSNTIVYVLDYMLKESTKMKKEDQSPDELGLILAFGPGVTFEGILARNLTV
>rna-XM_030609126.1
MAPLATNVGDESMGKAPAAILAIGTANPPYCIHQDDYPDFLFRITNSNHLTHVKEKFARICEKSAIKKRYFHLNEEILKQNPALCSYSASSLNLRQDMTIDMLPKLGMEAAVKAIEEWGQPKSTITHLVFCSFSGEKSAIKKRYFHLNEEILKQNPALCSYGAASLDPRQDLTIEMIPKLGMEAATKAIEEWGQSKSTITHLIFCSLSGVDTPGADLRLLKMLGLRPSVNQVMLYNLGCYAGGTVLRIAKDTAENNPGARVLAVCVESTIASFRAPSEDDPVYLVSKALFGDGAAAMIIGTALPNATIERPIFQIISSSQSVLPDSDRAIEGHHRKVGLTMWISEKVPAYIATDLEEILVEAFGSINVTDQNIIFWAVDPGGRRILDCIEARFALGKEKLRASRHVLEEFGNMVSACVFFILDEMRRKSIEERKATMGEGMELGVLLGFGPGLTVETVVLRSVPIVTG
>rna-XM_030609147.1
MASLGTNGGDESMVKAPAAILAIGTANPPNCIRQDDYPDFLFQLTNSDHLTHVKKKFARICEKSAIKKRYFHLNEEILKQNPALCSYSASSLNLRQDMTIDMLPKLGMEAAVKAIEEWGQPKSTITHIVFCSFSGADMPGADLKLLNMLGLRPSVSRVMLYSLGCYAGGTVLRIAKDIAENNPGARVLVVCAETTIPTFRAPSEDDPVYLVSNAIFADGAAAMIIGAAWPRVTTERPIFQIISASQSVVPDSDGMIQGHYREVGVTMQISEKVPELISADLEGNLVEAFGSIKVTDWNSIFWAPHPGGRRILDSIEATFGLRKERLRATRQVLKEFGNMFGVCVIFILDEIRKRSIKEGKATTGEGMELGVLLGFGPGLTIETVVLRSVPIVDG
>rna-XM_030612659.1
MSKVDANGSAKSRPASTKRSPTPGKATILAIGKAFPSQVIPQECLVEGFIRDTKCEDASIKEKLERLCKTTTVKTRYTVMSKEILDKYPELAREGSPTLNQRLEIANPAVTEMALQASLSCIKQWGRPLGHITHLVYVSSSELRLPGGDLHLATRLGLRSDVGRVMLYFLGCYGGVTGLRVAKDIAENNPGSRILLTTSETTILGFRPPNKARPYDLVGAALFGDGAAAAIIGADPLPSHGESPFMELSHSAQRFLPGTHDVIDGRLSDEGIYFKLGRDLPQKIEANIEEFCKGLMATAGLGEGFNDVFWAVHPGGPAIMNKLENTLKLRSDKLECSRKALMDYGNVSSNTIFYVIENMRDELMKRGGGEEWGFALAFGPGITFEGILMRSLS
>rna-XM_030618926.1
MGAVEKIRENQRAKGPATILAIGTANPANCMYQDEFPDYYFRMTKSEHMTALKQKFIRICDKSMIHKRYMHLTEELLKKNPEICSYDAPSLNARQDISIASIPKLGEEAASEAIKEWGQPKSKITHIVFCSTSGADMPGADYQLMRLLGLSPSVKRVMLYHQGCSAGGTVLRIAKDLAENNVGARVLVVCSEITVASFRGPSAENHANLVGQALFGDGAAALIIGSDPEIPAEQPIFQLVRTAETVLPNSEGTLESQVRDVGLTLVLSDRVPHLIASNIEKSLKEAFESLGISDWNSIFWVPHPGGPAILNQIEAKLGLRKERLRAGRHVLREYGNMASACVFFVLDEMRRKSLEEGLATTGEGLEWGVLFGFGAGLTVETVVLHSAPTVTRGSN
>rna-XM_030585474.1
MIKKRYMHLTEDILKENPNICAYMAPSLDARQDMVVVEVPKLGKEAATKAIKEWGQPKSKITHLVLCTTSGVNMPGADYQLTKLLGLRLAVKLYMMYQQGCFAGGTVLRLAKDLAENNKGACVLVVCSEITAVTFRGPSDSHLNKETNFEAVRIKV
>rna-XM_030590850.1
MTSIYVQCICLGEGSKIKKRYLHLTEETLKEHPNMCSFTEPSLDVRHDILVAEVPKLGKEAAAKAIKEWGQPKSEITHLVFCTTSGIDMPGCDYQLTKLLGLRPTVKRFMMHQVGCYGGGMVLRLAKDIAENNKGAHVLVVCAEITIATFRGPTEAFMDNLVGQALFGDGTSALIVGSDPVPEIERPLYEIVSASQTLIPNSEGAIAGHVRQIGLTIHLLKDVPAFISKNVEKCMTDAFHPLGITDWNSLFYVVHPGGPAILDDVEAKLKLKPEKMD
MVTVEEVRRAQRAEGPATIMAIGTATPPNCVDQSTYPDYYFRITNSEHKTELKEKFKRMCEKSMIKKRYMHLTEDILKENPNICAYMAPSLDARQDMVVVEVPKLGKEAATKAIKEWGQPKSKITHLVFCTTSGVDMPGADYQLTKLLGLRPAVKRYMMYQQGCFAGGTVLRLAKDLAENNKGARVLVVCSEITAVTFRGPSDSHLDSLVGQALFGDGAAAIIVGSDPVPGVEKPMYEVVSTAQTILPDSDGAIDGHLREVGLTFHLLKDVPGLISKNVEKSLVEAFQPLGISDWNSLFWIAHPGGPAILDQVEEKLALKPEKLRATRHVLSEYGNMSSACVLFILDEMRKKSAEDGLKTTGEGLEWGVLFGFGPGLTVETVVLHSLAAC
>rna-XM_030594569.1
MAATKSVEEIRKAQRAEGPATVLAIGTATPAHCVIQADYPDYYFRITNSEHMTDLKEKFQRMCDKSMIKKRYMHLTEDFLKENPGMCAYMANSLDARQDVVVVEVPKLGKEAAAKAIKEWGQPKSKITHLIFCTTSGVDMPGADYQLTKLLGLRPSVKRYMMYQQGCFAGGTVLRLAKDLAENNRGARVLVVCSEITAVTFRGPSDSHLDSLVGQALFGDGAGAVIVGADPDTAVERPLYQLVSAAQTILPDSDGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLVEAFTPIGINDWNSIFWIAHPGGPAILDQVEVKLGLKEEKMRATRHVLSEYGNMSSACVLFILDEMRKKSAEEGRATTGEGLDWGVLFGFGPGLTVETVVLHSVPIEGAH
>rna-XM_030594404.1
MSEEILEKYPELAMEGLPTVKQRLDICNEAVTEMAIEASQACIKKWGRPVSDITHLVYVSSSEARLPGGDLYLAKGLRLSPETRRVMLYFVGCSGGVAGLRVAKDIAENNPGSRVLLATSETTIIGYKPPSAERPYDLVGVALFGDGAGAMIIGADPDLSIEKPLFELNTAIQHFLPDTEKIIDGRLTEEGISFKLARELPQIIEDNIEGFCTKLMEPIGLSNEDYNKIFWAVHPGGPAILNRLEKRLNLLPEKLSASRQALKDYGNASSNTIVYVLDYMLKESTKMKKEDQSPDELGLILAFGPGVTFEGILARNLTV
>rna-XM_030609126.1
MAPLATNVGDESMGKAPAAILAIGTANPPYCIHQDDYPDFLFRITNSNHLTHVKEKFARICEKSAIKKRYFHLNEEILKQNPALCSYSASSLNLRQDMTIDMLPKLGMEAAVKAIEEWGQPKSTITHLVFCSFSGEKSAIKKRYFHLNEEILKQNPALCSYGAASLDPRQDLTIEMIPKLGMEAATKAIEEWGQSKSTITHLIFCSLSGVDTPGADLRLLKMLGLRPSVNQVMLYNLGCYAGGTVLRIAKDTAENNPGARVLAVCVESTIASFRAPSEDDPVYLVSKALFGDGAAAMIIGTALPNATIERPIFQIISSSQSVLPDSDRAIEGHHRKVGLTMWISEKVPAYIATDLEEILVEAFGSINVTDQNIIFWAVDPGGRRILDCIEARFALGKEKLRASRHVLEEFGNMVSACVFFILDEMRRKSIEERKATMGEGMELGVLLGFGPGLTVETVVLRSVPIVTG
>rna-XM_030609147.1
MASLGTNGGDESMVKAPAAILAIGTANPPNCIRQDDYPDFLFQLTNSDHLTHVKKKFARICEKSAIKKRYFHLNEEILKQNPALCSYSASSLNLRQDMTIDMLPKLGMEAAVKAIEEWGQPKSTITHIVFCSFSGADMPGADLKLLNMLGLRPSVSRVMLYSLGCYAGGTVLRIAKDIAENNPGARVLVVCAETTIPTFRAPSEDDPVYLVSNAIFADGAAAMIIGAAWPRVTTERPIFQIISASQSVVPDSDGMIQGHYREVGVTMQISEKVPELISADLEGNLVEAFGSIKVTDWNSIFWAPHPGGRRILDSIEATFGLRKERLRATRQVLKEFGNMFGVCVIFILDEIRKRSIKEGKATTGEGMELGVLLGFGPGLTIETVVLRSVPIVDG
>rna-XM_030612659.1
MSKVDANGSAKSRPASTKRSPTPGKATILAIGKAFPSQVIPQECLVEGFIRDTKCEDASIKEKLERLCKTTTVKTRYTVMSKEILDKYPELAREGSPTLNQRLEIANPAVTEMALQASLSCIKQWGRPLGHITHLVYVSSSELRLPGGDLHLATRLGLRSDVGRVMLYFLGCYGGVTGLRVAKDIAENNPGSRILLTTSETTILGFRPPNKARPYDLVGAALFGDGAAAAIIGADPLPSHGESPFMELSHSAQRFLPGTHDVIDGRLSDEGIYFKLGRDLPQKIEANIEEFCKGLMATAGLGEGFNDVFWAVHPGGPAIMNKLENTLKLRSDKLECSRKALMDYGNVSSNTIFYVIENMRDELMKRGGGEEWGFALAFGPGITFEGILMRSLS
>rna-XM_030618926.1
MGAVEKIRENQRAKGPATILAIGTANPANCMYQDEFPDYYFRMTKSEHMTALKQKFIRICDKSMIHKRYMHLTEELLKKNPEICSYDAPSLNARQDISIASIPKLGEEAASEAIKEWGQPKSKITHIVFCSTSGADMPGADYQLMRLLGLSPSVKRVMLYHQGCSAGGTVLRIAKDLAENNVGARVLVVCSEITVASFRGPSAENHANLVGQALFGDGAAALIIGSDPEIPAEQPIFQLVRTAETVLPNSEGTLESQVRDVGLTLVLSDRVPHLIASNIEKSLKEAFESLGISDWNSIFWVPHPGGPAILNQIEAKLGLRKERLRAGRHVLREYGNMASACVFFVLDEMRRKSLEEGLATTGEGLEWGVLFGFGAGLTVETVVLHSAPTVTRGSN
>rna-XM_030585474.1
MIKKRYMHLTEDILKENPNICAYMAPSLDARQDMVVVEVPKLGKEAATKAIKEWGQPKSKITHLVLCTTSGVNMPGADYQLTKLLGLRLAVKLYMMYQQGCFAGGTVLRLAKDLAENNKGACVLVVCSEITAVTFRGPSDSHLNKETNFEAVRIKV
>rna-XM_030590850.1
MTSIYVQCICLGEGSKIKKRYLHLTEETLKEHPNMCSFTEPSLDVRHDILVAEVPKLGKEAAAKAIKEWGQPKSEITHLVFCTTSGIDMPGCDYQLTKLLGLRPTVKRFMMHQVGCYGGGMVLRLAKDIAENNKGAHVLVVCAEITIATFRGPTEAFMDNLVGQALFGDGTSALIVGSDPVPEIERPLYEIVSASQTLIPNSEGAIAGHVRQIGLTIHLLKDVPAFISKNVEKCMTDAFHPLGITDWNSLFYVVHPGGPAILDDVEAKLKLKPEKMD
Gene tree
Gene tree

Sheng jun & Dong yang Teams, Yunnan agriculture University