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
silene_latifolia_GWHPCBIJ025720 silene_latifolia silene_latifolia_GWHPCBIJ025720
SIchi03G0010790.1 simmondsia_chinensis SIchi03G0010790.1
SIchi06G0001890.1 simmondsia_chinensis SIchi06G0001890.1
SIchi06G0001900.1 simmondsia_chinensis SIchi06G0001900.1
SIchi11G0005840.1 simmondsia_chinensis SIchi11G0005840.1
SIchi11G0005840.2 simmondsia_chinensis SIchi11G0005840.2
SalbSina_scaffold10050003450.1 sinapis_alba SalbSina_scaffold10050003450.1
SalbSina_scaffold2010156760.1 sinapis_alba SalbSina_scaffold2010156760.1
SalbSina_scaffold290232630.1 sinapis_alba SalbSina_scaffold290232630.1
evm.TU.tig00153055.347_1_ORF1 siraitia_grosvenorii evm.TU.tig00153055.347_1_ORF1
evm.TU.tig00153403.23_1_ORF1 siraitia_grosvenorii evm.TU.tig00153403.23_1_ORF1
SiriSI_scaffold13450134900 sisymbrium_irio SiriSI_scaffold13450134900
SiriSI_scaffold14990162600 sisymbrium_irio SiriSI_scaffold14990162600
SiriSI_scaffold20900247790 sisymbrium_irio SiriSI_scaffold20900247790
SiriSI_scaffold9530492590 sisymbrium_irio SiriSI_scaffold9530492590
solanum_aethiopicum_Soaet10018493 solanum_aethiopicum solanum_aethiopicum_Soaet10018493
solanum_aethiopicum_Soaet10018494 solanum_aethiopicum solanum_aethiopicum_Soaet10018494
solanum_aethiopicum_Soaet10018495 solanum_aethiopicum solanum_aethiopicum_Soaet10018495
solanum_aethiopicum_Soaet10024421 solanum_aethiopicum solanum_aethiopicum_Soaet10024421
solanum_aethiopicum_Soaet10038842 solanum_aethiopicum solanum_aethiopicum_Soaet10038842
solanum_galapagense_GWHPBJTJ012337 solanum_galapagense solanum_galapagense_GWHPBJTJ012337
solanum_galapagense_GWHPBJTJ021264 solanum_galapagense solanum_galapagense_GWHPBJTJ021264
solanum_galapagense_GWHPBJTJ021265 solanum_galapagense solanum_galapagense_GWHPBJTJ021265
solanum_galapagense_GWHPBJTJ022704 solanum_galapagense solanum_galapagense_GWHPBJTJ022704
solanum_habrochaites_GWHPBJTH012367 solanum_habrochaites solanum_habrochaites_GWHPBJTH012367
solanum_habrochaites_GWHPBJTH021336 solanum_habrochaites solanum_habrochaites_GWHPBJTH021336
solanum_habrochaites_GWHPBJTH021337 solanum_habrochaites solanum_habrochaites_GWHPBJTH021337
solanum_habrochaites_GWHPBJTH022818 solanum_habrochaites solanum_habrochaites_GWHPBJTH022818
solanum_lycopersicoides_Solyd02g059930.1 solanum_lycopersicoides solanum_lycopersicoides_Solyd02g059930.1
solanum_lycopersicoides_Solyd05g055670.1 solanum_lycopersicoides solanum_lycopersicoides_Solyd05g055670.1