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

Citrullus lanatus

Species name

Wild melon (Citrullus lanatus) is a species of eudicot in the family Cucurbitaceae (cucumber family).

Species info

Gene sequence info

Citrullus_lanatus.CHS.fa

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>Cla97C02G031180.1
MKEMANRNGAQGASKGKANPGKAKILALGKALPPQLVLQDYLVDGYFKDTSCDDIDLKQKLTRLCKTTTVKTRYVVMSEEILKKYPELAMEGQATIKQRLEICNKAVTDMAIEASQAAIKNWGRPVSDITHLVYVSSSEARLPGGDLFLARGLGLSPHTQRAMLYFMGCSGGVAGLRVAKDLAENNPGSRVLLVTSETTIIGYKPPSANRPYDLVGVALFGDGAGAMLIGTNPVLGIERPLFELHTATQKFIPDTQNIIDGKLSEEGISFTIARELPQIIEDNIESFCETFLQTIGLQEKEYNKMFWAVHPGGPAILNRMEKRLELLPEKLTASRRALMDYGNASSNSIVYVLEYMVEESLKMKMGGGEIEEWGLILAFGPGISFEGILARNLAV
>Cla97C05G080280.1
MIVNIQWGKTTTVKTRYTVMCKEILDKHPELVTEGLPTIRQRLEIANPAVVEMATEASKACIKEWGRSVEDITHIVYVSSSEIRLPGGDLYVANRLGLKNDVGRVMLYFLGCYGGVTGLRVAKDIAENNPGSRILLTTSETTILGFRPPNNARPYDLVGAALFGDGAAAVIIGADPLPGQESPFMELNYAVQQFLPDTHNVIDGRLSEEGINFKLGRDLPQRIDDNIEDFCRKLMGKGKLVDFNDLFWAIHPGGPAILNKLESTLRLKSDKLECSRKALMDYGNVSSNTIFYVIENMRENLKREDGEEWGLALAFGPGITFEGILIRSL
>Cla97C05G094290.1
MASVVAEIRKAQRADGPATVLAIGTATPPHSVLQSDYPDYYFRITNSEHMTHLKEKFTRMCEKSMIRKRHMYLTEEILRENPNMCAYMAPSLDARQDIVVVEVPKLGKDAAAKAIKEWGQPKSKITHLIFCTTSGVDMPGADYQLLKLLGLRPSVKRYMMYQQGCFAGGTVLRLAKDLAENNRGARVLVVCSEITAVTFRGPSETHLDSMVGQALFGDGAAAVIIGSDPDLSVERPLYELVWTGATVVPDSEGAIDGHLREVGLTFHLLKDVPGLISKNIEKSLKEAFTPLGISDWNSIFWIAHPGGPAILDQVEAKLGLKEEKMRATREILSEYGNMSSACVLFIMDQMRKNSMEEGNSTTGEGLEWGVLFGFGPGLTVETVVLHSVDIKETTVKAASH
>Cla97C06G117360.1
MATVDEILKAQKAEGVASILAIGTAVPSNCIQQSTYPDYYFRITNNEHETELKHKFKRMCEKSKIEKRYMLLTEEILKENPKICAYEAPSLDSRQDIAIVEVPKLGKQAAVNALRQWGRPTADITHLIFCTSSGIDMPGADYRLTNLLGLRPSVKRFMIYQQGCFAGATVLRLLKDLAENNRSARVLAVCSEITAVTFRGPSDSHLDSLVGQALFGDGAAAIIVGSDPIPGLERPIFEIISAAQTILPNSDGAIDGHLREVGLTFHLLKDVPLLVSNNIRRILVEAFGALGLSTDWNSIFWIAHPGGPAILDQIEMELGLGPEKLRASRHVLKEYGNMSSACVLFILDEMRKKSIQNGVKTTGEGLEWGVLFGFGPGLTVETVVLRSVPI

Sheng jun & Dong yang Teams, Yunnan agriculture University