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
gypsophila_paniculata_Gpan13g00388.m1 gypsophila_paniculata gypsophila_paniculata_Gpan13g00388.m1
gypsophila_paniculata_Gpan13g00417.m1 gypsophila_paniculata gypsophila_paniculata_Gpan13g00417.m1
gypsophila_paniculata_Gpan13g00418.m1 gypsophila_paniculata gypsophila_paniculata_Gpan13g00418.m1
haloxylon_ammodendron_SS29450.t1 haloxylon_ammodendron haloxylon_ammodendron_SS29450.t1
haloxylon_ammodendron_SS30973.t1 haloxylon_ammodendron haloxylon_ammodendron_SS30973.t1
HimpHimp2_scaffold_18570065680.1 handroanthus_impetiginosus HimpHimp2_scaffold_18570065680.1
HimpHimp2_scaffold_59550221090.1 handroanthus_impetiginosus HimpHimp2_scaffold_59550221090.1
HimpHimp2_scaffold_63510231010.1 handroanthus_impetiginosus HimpHimp2_scaffold_63510231010.1
HimpHimp2_scaffold_79930269140.1 handroanthus_impetiginosus HimpHimp2_scaffold_79930269140.1
Hcilscaffold_30085280 hedwigia_ciliata Hcilscaffold_30085280
Hcilscaffold_40108410 hedwigia_ciliata Hcilscaffold_40108410
Hcilscaffold_70167670 hedwigia_ciliata Hcilscaffold_70167670
Hcilscaffold_80214650 hedwigia_ciliata Hcilscaffold_80214650
Hann08G0012950.1 helianthus_annuus Hann08G0012950.1
Hann09G0015770.1 helianthus_annuus Hann09G0015770.1
Hann15G0030960.1 helianthus_annuus Hann15G0030960.1
Hann15G0030970.1 helianthus_annuus Hann15G0030970.1
Hann15G0030990.1 helianthus_annuus Hann15G0030990.1
heliophila_variabilis_HV01G017520 heliophila_variabilis heliophila_variabilis_HV01G017520
heliophila_variabilis_HV06G000650 heliophila_variabilis heliophila_variabilis_HV06G000650
heliophila_variabilis_HV09G010850 heliophila_variabilis heliophila_variabilis_HV09G010850
HhamSuperscaffold10031900 hibiscus_hamabo HhamSuperscaffold10031900
HhamSuperscaffold170230430 hibiscus_hamabo HhamSuperscaffold170230430
HhamSuperscaffold190277680 hibiscus_hamabo HhamSuperscaffold190277680
HhamSuperscaffold250449760 hibiscus_hamabo HhamSuperscaffold250449760
HhamSuperscaffold250453900 hibiscus_hamabo HhamSuperscaffold250453900
HhamSuperscaffold350674190 hibiscus_hamabo HhamSuperscaffold350674190
HhamSuperscaffold360689430 hibiscus_hamabo HhamSuperscaffold360689430
HhamSuperscaffold400789970 hibiscus_hamabo HhamSuperscaffold400789970
HhamSuperscaffold70988820 hibiscus_hamabo HhamSuperscaffold70988820