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
acer_truncatum_Atru.chr11.1652 acer_truncatum acer_truncatum_Atru.chr11.1652
acer_truncatum_Atru.chr11.915.1 acer_truncatum acer_truncatum_Atru.chr11.915.1
acer_truncatum_Atru.chr13.1044 acer_truncatum acer_truncatum_Atru.chr13.1044
acer_truncatum_Atru.chr13.1128 acer_truncatum acer_truncatum_Atru.chr13.1128
acer_truncatum_Atru.chr13.1176.1 acer_truncatum acer_truncatum_Atru.chr13.1176.1
acer_truncatum_Atru.chr2.1571 acer_truncatum acer_truncatum_Atru.chr2.1571
acer_truncatum_Atru.chr2.1917 acer_truncatum acer_truncatum_Atru.chr2.1917
acer_truncatum_Atru.chr2.1920 acer_truncatum acer_truncatum_Atru.chr2.1920
acer_truncatum_Atru.chr3.1296 acer_truncatum acer_truncatum_Atru.chr3.1296
acer_truncatum_Atru.chr3.1711 acer_truncatum acer_truncatum_Atru.chr3.1711
acer_truncatum_Atru.chr3.2222 acer_truncatum acer_truncatum_Atru.chr3.2222
acer_truncatum_Atru.chr3.2901 acer_truncatum acer_truncatum_Atru.chr3.2901
acer_truncatum_Atru.chr3.2905 acer_truncatum acer_truncatum_Atru.chr3.2905
acer_truncatum_Atru.chr3.3367 acer_truncatum acer_truncatum_Atru.chr3.3367
acer_truncatum_Atru.chr3.3525 acer_truncatum acer_truncatum_Atru.chr3.3525
acer_truncatum_Atru.chr3.798 acer_truncatum acer_truncatum_Atru.chr3.798
acer_truncatum_Atru.chr3.943 acer_truncatum acer_truncatum_Atru.chr3.943
acer_truncatum_Atru.chr3.946 acer_truncatum acer_truncatum_Atru.chr3.946
acer_truncatum_Atru.chr4.1369 acer_truncatum acer_truncatum_Atru.chr4.1369
acer_truncatum_Atru.chr4.1370 acer_truncatum acer_truncatum_Atru.chr4.1370
acer_truncatum_Atru.chr4.1377 acer_truncatum acer_truncatum_Atru.chr4.1377
acer_truncatum_Atru.chr4.1380 acer_truncatum acer_truncatum_Atru.chr4.1380
acer_truncatum_Atru.chr4.1385 acer_truncatum acer_truncatum_Atru.chr4.1385
acer_truncatum_Atru.chr4.2042 acer_truncatum acer_truncatum_Atru.chr4.2042
acer_truncatum_Atru.chr4.2976 acer_truncatum acer_truncatum_Atru.chr4.2976
acer_truncatum_Atru.chr5.1449 acer_truncatum acer_truncatum_Atru.chr5.1449
acer_truncatum_Atru.chr5.1736 acer_truncatum acer_truncatum_Atru.chr5.1736
acer_truncatum_Atru.chr5.854 acer_truncatum acer_truncatum_Atru.chr5.854
acer_truncatum_Atru.chr6.1189 acer_truncatum acer_truncatum_Atru.chr6.1189
acer_truncatum_Atru.chr6.2799 acer_truncatum acer_truncatum_Atru.chr6.2799