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
warburgia_ugandensis_GWHPDQZE016560 warburgia_ugandensis warburgia_ugandensis_GWHPDQZE016560
warburgia_ugandensis_GWHPDQZE022561 warburgia_ugandensis warburgia_ugandensis_GWHPDQZE022561
warburgia_ugandensis_GWHPDQZE023080 warburgia_ugandensis warburgia_ugandensis_GWHPDQZE023080
warburgia_ugandensis_GWHPDQZE024430 warburgia_ugandensis warburgia_ugandensis_GWHPDQZE024430
Wmir04G0008820 welwitschia_mirabilis Wmir04G0008820
Wmir20G0000520 welwitschia_mirabilis Wmir20G0000520
wurfbainia_longiligularis_WL01Gene13767 wurfbainia_longiligularis wurfbainia_longiligularis_WL01Gene13767
wurfbainia_longiligularis_WL01Gene27159 wurfbainia_longiligularis wurfbainia_longiligularis_WL01Gene27159
wurfbainia_longiligularis_WL01Gene34951 wurfbainia_longiligularis wurfbainia_longiligularis_WL01Gene34951
wurfbainia_longiligularis_WL01Gene43694 wurfbainia_longiligularis wurfbainia_longiligularis_WL01Gene43694
wurfbainia_villosa_Wv_009355.m1 wurfbainia_villosa wurfbainia_villosa_Wv_009355.m1
wurfbainia_villosa_Wv_016877.m1 wurfbainia_villosa wurfbainia_villosa_Wv_016877.m1
wurfbainia_villosa_Wv_062736.m1 wurfbainia_villosa wurfbainia_villosa_Wv_062736.m1
wurfbainia_villosa_Wv_064225.m1 wurfbainia_villosa wurfbainia_villosa_Wv_064225.m1
Xsor01G0016080.1 xanthoceras_sorbifolium Xsor01G0016080.1
Xsor01G0016140.1 xanthoceras_sorbifolium Xsor01G0016140.1
Xsor15G0004150.1 xanthoceras_sorbifolium Xsor15G0004150.1
Xsor15G0007080.1 xanthoceras_sorbifolium Xsor15G0007080.1
Xsor15G0007090.1 xanthoceras_sorbifolium Xsor15G0007090.1
Xsorctg2590007910.1 xanthoceras_sorbifolium Xsorctg2590007910.1
zantedeschia_elliottiana_Zh07G075200.1 zantedeschia_elliottiana zantedeschia_elliottiana_Zh07G075200.1
zantedeschia_elliottiana_Zh13G156200.1 zantedeschia_elliottiana zantedeschia_elliottiana_Zh13G156200.1
zantedeschia_elliottiana_Zh14G054000.1 zantedeschia_elliottiana zantedeschia_elliottiana_Zh14G054000.1
zanthoxylum_bungeanum_ZbB_C02.Contig172a.74 zanthoxylum_bungeanum zanthoxylum_bungeanum_ZbB_C02.Contig172a.74
zanthoxylum_bungeanum_ZbB_C09.Contig546.166 zanthoxylum_bungeanum zanthoxylum_bungeanum_ZbB_C09.Contig546.166
zanthoxylum_bungeanum_ZbB_C15.Contig198.116 zanthoxylum_bungeanum zanthoxylum_bungeanum_ZbB_C15.Contig198.116
zanthoxylum_bungeanum_ZbB_C19.Contig3.2.372 zanthoxylum_bungeanum zanthoxylum_bungeanum_ZbB_C19.Contig3.2.372
zanthoxylum_bungeanum_ZbB_C29.Contig20.427 zanthoxylum_bungeanum zanthoxylum_bungeanum_ZbB_C29.Contig20.427
zanthoxylum_bungeanum_ZbB_C33.Contig543.32 zanthoxylum_bungeanum zanthoxylum_bungeanum_ZbB_C33.Contig543.32
zanthoxylum_bungeanum_ZbC_C02.Contig172b.35 zanthoxylum_bungeanum zanthoxylum_bungeanum_ZbC_C02.Contig172b.35