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
Pdul03G0027610.1 prunus_dulcis Pdul03G0027610.1
prunus_ferganensis_Pfe01g4373 prunus_ferganensis prunus_ferganensis_Pfe01g4373
prunus_ferganensis_Pfe02g2638 prunus_ferganensis prunus_ferganensis_Pfe02g2638
prunus_ferganensis_Pfe02g3001 prunus_ferganensis prunus_ferganensis_Pfe02g3001
prunus_ferganensis_Pfe03g3193 prunus_ferganensis prunus_ferganensis_Pfe03g3193
prunus_fruticosa_Mdom_HF25115-RA_R1 prunus_fruticosa prunus_fruticosa_Mdom_HF25115-RA_R1
prunus_fruticosa_Mdom_HF25490-RA_R0 prunus_fruticosa prunus_fruticosa_Mdom_HF25490-RA_R0
prunus_fruticosa_Parm_rna-CURHAP_LOCUS24148_R0 prunus_fruticosa prunus_fruticosa_Parm_rna-CURHAP_LOCUS24148_R0
prunus_fruticosa_Pavi_rna-XM_021949546.1_R0 prunus_fruticosa prunus_fruticosa_Pavi_rna-XM_021949546.1_R0
prunus_fruticosa_Pavi_rna-XM_021958129.1_R0 prunus_fruticosa prunus_fruticosa_Pavi_rna-XM_021958129.1_R0
prunus_fruticosa_Pavi_rna-XM_021958129.1_R1 prunus_fruticosa prunus_fruticosa_Pavi_rna-XM_021958129.1_R1
prunus_humilis_GWHPBCKI002134 prunus_humilis prunus_humilis_GWHPBCKI002134
prunus_humilis_GWHPBCKI013211 prunus_humilis prunus_humilis_GWHPBCKI013211
prunus_humilis_GWHPBCKI013676 prunus_humilis prunus_humilis_GWHPBCKI013676
prunus_humilis_GWHPBCKI024173 prunus_humilis prunus_humilis_GWHPBCKI024173
prunus_kansuensis_Pka01g4141 prunus_kansuensis prunus_kansuensis_Pka01g4141
prunus_kansuensis_Pka02g2320 prunus_kansuensis prunus_kansuensis_Pka02g2320
prunus_kansuensis_Pka02g2669 prunus_kansuensis prunus_kansuensis_Pka02g2669
prunus_kansuensis_Pka03g3021 prunus_kansuensis prunus_kansuensis_Pka03g3021
prunus_kanzakura_KWZCAM2g5890.1 prunus_kanzakura prunus_kanzakura_KWZCAM2g5890.1
prunus_kanzakura_KWZCAM2g6250.1 prunus_kanzakura prunus_kanzakura_KWZCAM2g6250.1
prunus_kanzakura_KWZCAM3g3643.1 prunus_kanzakura prunus_kanzakura_KWZCAM3g3643.1
prunus_kanzakura_KWZSPE2g3876.1 prunus_kanzakura prunus_kanzakura_KWZSPE2g3876.1
prunus_kanzakura_KWZSPE2g4215.1 prunus_kanzakura prunus_kanzakura_KWZSPE2g4215.1
prunus_kanzakura_KWZSPE3g4155.1 prunus_kanzakura prunus_kanzakura_KWZSPE3g4155.1
prunus_kanzakura_KWZSPE7g0095.1 prunus_kanzakura prunus_kanzakura_KWZSPE7g0095.1
Pruma.2G468900.t1.p1_1 prunus_mandshurica Pruma.2G468900.t1.p1_1
Pruma.2G469000.t1.p1_1 prunus_mandshurica Pruma.2G469000.t1.p1_1
Pruma.2G508800.t1.p1_1 prunus_mandshurica Pruma.2G508800.t1.p1_1
Pruma.3G442500.t1.p1_1 prunus_mandshurica Pruma.3G442500.t1.p1_1