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
gossypium_sturtianum_Gstu05G002220 gossypium_sturtianum gossypium_sturtianum_Gstu05G002220
gossypium_sturtianum_Gstu07G001980 gossypium_sturtianum gossypium_sturtianum_Gstu07G001980
gossypium_sturtianum_Gstu07G028630 gossypium_sturtianum gossypium_sturtianum_Gstu07G028630
GtomA05G0045340.1 gossypium_tomentosum GtomA05G0045340.1
GtomA07G0002010.1 gossypium_tomentosum GtomA07G0002010.1
GtomA07G0002010.2 gossypium_tomentosum GtomA07G0002010.2
GtomA07G0026060.1 gossypium_tomentosum GtomA07G0026060.1
GtomA07G0026060.2 gossypium_tomentosum GtomA07G0026060.2
GtomA07G0026060.3 gossypium_tomentosum GtomA07G0026060.3
GtomA13G0002360.1 gossypium_tomentosum GtomA13G0002360.1
GtomD04G0001610.1 gossypium_tomentosum GtomD04G0001610.1
GtomD07G0002130.1 gossypium_tomentosum GtomD07G0002130.1
GtomD07G0002130.3 gossypium_tomentosum GtomD07G0002130.3
GtomD07G0027150.1 gossypium_tomentosum GtomD07G0027150.1
GtomD07G0027150.2 gossypium_tomentosum GtomD07G0027150.2
GtomD13G0002340.1 gossypium_tomentosum GtomD13G0002340.1
Gossypium-turneri-TURN-v1.0.a2-publish_TURN.03g368220.m01.polypeptide gossypium_turneri Gossypium-turneri-TURN-v1.0.a2-publish_TURN.03g368220.m01.polypeptide
Gossypium-turneri-TURN-v1.0.a2-publish_TURN.04g081630.m01.polypeptide gossypium_turneri Gossypium-turneri-TURN-v1.0.a2-publish_TURN.04g081630.m01.polypeptide
Gossypium-turneri-TURN-v1.0.a2-publish_TURN.07g177440.m01.polypeptide gossypium_turneri Gossypium-turneri-TURN-v1.0.a2-publish_TURN.07g177440.m01.polypeptide
Gossypium-turneri-TURN-v1.0.a2-publish_TURN.07g203020.m01.polypeptide gossypium_turneri Gossypium-turneri-TURN-v1.0.a2-publish_TURN.07g203020.m01.polypeptide
GobtHiC_scaffold_110057420 grimmia_obtusifolia GobtHiC_scaffold_110057420
GobtHiC_scaffold_20110820 grimmia_obtusifolia GobtHiC_scaffold_20110820
GobtHiC_scaffold_70230710 grimmia_obtusifolia GobtHiC_scaffold_70230710
gynandropsis_gynandra_Gyn_10X_HIC_v5_00009797.mRNA1 gynandropsis_gynandra gynandropsis_gynandra_Gyn_10X_HIC_v5_00009797.mRNA1
gynandropsis_gynandra_Gyn_10X_HIC_v5_00011349.mRNA1 gynandropsis_gynandra gynandropsis_gynandra_Gyn_10X_HIC_v5_00011349.mRNA1
gynandropsis_gynandra_Gyn_10X_HIC_v5_00020009.mRNA1 gynandropsis_gynandra gynandropsis_gynandra_Gyn_10X_HIC_v5_00020009.mRNA1
gynandropsis_gynandra_Gyn_10X_HIC_v5_00026720.mRNA1 gynandropsis_gynandra gynandropsis_gynandra_Gyn_10X_HIC_v5_00026720.mRNA1
gynandropsis_gynandra_Gyn_10X_HIC_v5_00026721.mRNA1 gynandropsis_gynandra gynandropsis_gynandra_Gyn_10X_HIC_v5_00026721.mRNA1
gynandropsis_gynandra_Gyn_10X_HIC_v5_00030638.mRNA1 gynandropsis_gynandra gynandropsis_gynandra_Gyn_10X_HIC_v5_00030638.mRNA1
gypsophila_paniculata_Gpan12g00157.m1 gypsophila_paniculata gypsophila_paniculata_Gpan12g00157.m1