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
Aalbaalba5_s004467430806690.1 abies_alba Aalbaalba5_s004467430806690.1
Aalbaalba5_s000657870305390.1 abies_alba Aalbaalba5_s000657870305390.1
Aalbaalba5_s000818430354290.1 abies_alba Aalbaalba5_s000818430354290.1
Aalbaalba5_s001475910510730.1 abies_alba Aalbaalba5_s001475910510730.1
Aalbaalba5_s001475910510730.2 abies_alba Aalbaalba5_s001475910510730.2
XP_027338628.1 abrus_precatorius XP_027338628.1
XP_027340873.1 abrus_precatorius XP_027340873.1
XP_027340874.1 abrus_precatorius XP_027340874.1
XP_027366189.1 abrus_precatorius XP_027366189.1
XP_027368923.1 abrus_precatorius XP_027368923.1
XP_027368924.1 abrus_precatorius XP_027368924.1
acacia_pycnantha_KAI9102129.1 acacia_pycnantha acacia_pycnantha_KAI9102129.1
acacia_pycnantha_KAI9106653.1 acacia_pycnantha acacia_pycnantha_KAI9106653.1
acacia_pycnantha_KAI9107137.1 acacia_pycnantha acacia_pycnantha_KAI9107137.1
acacia_pycnantha_KAI9127534.1 acacia_pycnantha acacia_pycnantha_KAI9127534.1
acacia_pycnantha_KAI9127561.1 acacia_pycnantha acacia_pycnantha_KAI9127561.1
acacia_pycnantha_KAI9127870.1 acacia_pycnantha acacia_pycnantha_KAI9127870.1
acer_truncatum_Atru.chr12.177 acer_truncatum acer_truncatum_Atru.chr12.177
acer_truncatum_Atru.chr12.582 acer_truncatum acer_truncatum_Atru.chr12.582
acer_truncatum_Atru.chr12.583 acer_truncatum acer_truncatum_Atru.chr12.583
acer_truncatum_Atru.chr7.1835 acer_truncatum acer_truncatum_Atru.chr7.1835
Acyan12G0124400.1 acer_yangbiense Acyan12G0124400.1
Acyan12G0124600.1 acer_yangbiense Acyan12G0124600.1
Acyan12G0158700.1 acer_yangbiense Acyan12G0158700.1
aconitum_vilmorinianum_GWHPBRAL002003 aconitum_vilmorinianum aconitum_vilmorinianum_GWHPBRAL002003
aconitum_vilmorinianum_GWHPBRAL021792 aconitum_vilmorinianum aconitum_vilmorinianum_GWHPBRAL021792
aconitum_vilmorinianum_GWHPBRAL026683 aconitum_vilmorinianum aconitum_vilmorinianum_GWHPBRAL026683
aconitum_vilmorinianum_GWHPBRAL032450 aconitum_vilmorinianum aconitum_vilmorinianum_GWHPBRAL032450
aconitum_vilmorinianum_GWHPBRAL032451 aconitum_vilmorinianum aconitum_vilmorinianum_GWHPBRAL032451
aconitum_vilmorinianum_GWHPBRAL034503 aconitum_vilmorinianum aconitum_vilmorinianum_GWHPBRAL034503