PlantSME Plant secondary metabolism enzyme database
CHI

CHI

Chalcone isomerase reference family for chalcone-to-flavanone conversion.

Lineage Coverage
Detected in 753 of 789 public species; click a lineage to inspect its species list.
Algae
Bryophytes
Lycophytes/Ferns
Gymnosperms
Basal angiosperms
Monocots
Eudicots
Species Distribution
Papaver setigerum
Anthoceros agrestis Oxford
Glebionis coronaria
Camelina sativa
Related Modules
Flavonoid pathway
Pathway Position Map
Pathways are arranged by literature-curated biosynthetic stages and highlight the current enzyme family; branched pathways are grouped by stage rather than forced into one linear reaction chain.
Curated order
Flavonoid pathway 3089 current-family members Mao et al. 2025; Gulzar et al. 2024; Vogt 2010
Phenylpropanoid entry
PAL 7015 C4H 464 4CL 25907
Flavonoid scaffold formation
CHS 11738 CHI 3089
Flavone and isoflavonoid branches
FNS 359 IFS 541 IFR 11814
Dihydroflavonol branches
F3H 4697 F3'H/CYP75B 1332 F3'5'H/CYP75A 247 FLS 124
Anthocyanin and proanthocyanidin branches
DFR 1310 ANS/LDOX 1019 UFGT 106747 ANR 1183
Family Gene List
GeneSpeciesProtein ID
Nnucmegascaffold_30161020.1 nelumbo_nucifera Nnucmegascaffold_30161020.1
Nnucmegascaffold_30162210.1 nelumbo_nucifera Nnucmegascaffold_30162210.1
Nnucmegascaffold_40182860.1 nelumbo_nucifera Nnucmegascaffold_40182860.1
neolamarckia_cadamba_evm.model.Contig341.424 neolamarckia_cadamba neolamarckia_cadamba_evm.model.Contig341.424
neolamarckia_cadamba_evm.model.Contig66.140 neolamarckia_cadamba neolamarckia_cadamba_evm.model.Contig66.140
neolamarckia_cadamba_evm.model.Contig81.1124 neolamarckia_cadamba neolamarckia_cadamba_evm.model.Contig81.1124
neolamarckia_cadamba_evm.model.Contig81.1125 neolamarckia_cadamba neolamarckia_cadamba_evm.model.Contig81.1125
neolamarckia_cadamba_evm.model.Contig81.598 neolamarckia_cadamba neolamarckia_cadamba_evm.model.Contig81.598
neolamarckia_cadamba_evm.model.Contig84.317 neolamarckia_cadamba neolamarckia_cadamba_evm.model.Contig84.317
neolamarckia_cadamba_evm.model.Contig96.331 neolamarckia_cadamba neolamarckia_cadamba_evm.model.Contig96.331
nepenthes_mirabilis_FUN_012827-T1 nepenthes_mirabilis nepenthes_mirabilis_FUN_012827-T1
nepenthes_mirabilis_FUN_024905-T1 nepenthes_mirabilis nepenthes_mirabilis_FUN_024905-T1
nepeta_cataria_g14951.t1 nepeta_cataria nepeta_cataria_g14951.t1
nepeta_cataria_g15622.t1 nepeta_cataria nepeta_cataria_g15622.t1
nepeta_cataria_g15845.t1 nepeta_cataria nepeta_cataria_g15845.t1
nepeta_cataria_g30350.t1 nepeta_cataria nepeta_cataria_g30350.t1
nepeta_cataria_g32504.t1 nepeta_cataria nepeta_cataria_g32504.t1
nepeta_cataria_g33008.t1 nepeta_cataria nepeta_cataria_g33008.t1
nepeta_cataria_g699.t1 nepeta_cataria nepeta_cataria_g699.t1
nepeta_mussinii_g2011.t1 nepeta_mussinii nepeta_mussinii_g2011.t1
nepeta_mussinii_g2012.t1 nepeta_mussinii nepeta_mussinii_g2012.t1
nepeta_mussinii_g25978.t1 nepeta_mussinii nepeta_mussinii_g25978.t1
nepeta_mussinii_g7410.t1 nepeta_mussinii nepeta_mussinii_g7410.t1
nephelium_lappaceum_GWHPBECQ010306 nephelium_lappaceum nephelium_lappaceum_GWHPBECQ010306
nephelium_lappaceum_GWHPBECQ011216 nephelium_lappaceum nephelium_lappaceum_GWHPBECQ011216
nephelium_lappaceum_GWHPBECQ018253 nephelium_lappaceum nephelium_lappaceum_GWHPBECQ018253
nephelium_lappaceum_GWHPBECQ020008 nephelium_lappaceum nephelium_lappaceum_GWHPBECQ020008
nicotiana_benthamiana_Niben261Chr01g0665004.1 nicotiana_benthamiana nicotiana_benthamiana_Niben261Chr01g0665004.1
nicotiana_benthamiana_Niben261Chr01g0948002.1 nicotiana_benthamiana nicotiana_benthamiana_Niben261Chr01g0948002.1
nicotiana_benthamiana_Niben261Chr02g0935001.1 nicotiana_benthamiana nicotiana_benthamiana_Niben261Chr02g0935001.1