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
acorus_americanus_Acora.03G050500.1.p acorus_americanus acorus_americanus_Acora.03G050500.1.p
acorus_americanus_Acora.07G100700.1.p acorus_americanus acorus_americanus_Acora.07G100700.1.p
acorus_americanus_Acora.10G016000.1.p acorus_americanus acorus_americanus_Acora.10G016000.1.p
acorus_gramineus_AGRA_20376 acorus_gramineus acorus_gramineus_AGRA_20376
acorus_gramineus_AGRA_21043 acorus_gramineus acorus_gramineus_AGRA_21043
acorus_gramineus_AGRA_21667 acorus_gramineus acorus_gramineus_AGRA_21667
ATA5.724.t1 acorus_tatarinowii ATA5.724.t1
ATA8.1486.t1.p1 acorus_tatarinowii ATA8.1486.t1.p1
ATA8.163.t1 acorus_tatarinowii ATA8.163.t1
ATA8.817.t1 acorus_tatarinowii ATA8.817.t1
Aurv7649540049680 acrobolbus_urvilleanus Aurv7649540049680
Aurv8431910118790 acrobolbus_urvilleanus Aurv8431910118790
Aurv8846950196940 acrobolbus_urvilleanus Aurv8846950196940
Achi03G0010060.1 actinidia_chinensis Achi03G0010060.1
Achi03G0012150.1 actinidia_chinensis Achi03G0012150.1
Achi03G0012170.1 actinidia_chinensis Achi03G0012170.1
Achi05G0004500.1 actinidia_chinensis Achi05G0004500.1
Achi24G0006220.1 actinidia_chinensis Achi24G0006220.1
Achi24G0006230.1 actinidia_chinensis Achi24G0006230.1
ACeri03G0012170 actinidia_eriantha ACeri03G0012170
ACeri05G0005850 actinidia_eriantha ACeri05G0005850
ACeri05G0006060 actinidia_eriantha ACeri05G0006060
ACeri17G0004450 actinidia_eriantha ACeri17G0004450
ACeri27G0001360 actinidia_eriantha ACeri27G0001360
ACeriChr000003770 actinidia_eriantha ACeriChr000003770
ACeriChr000003780 actinidia_eriantha ACeriChr000003780
ACeriChr000003790 actinidia_eriantha ACeriChr000003790
actinidia_hemsleyana_GWHPCBQA004490 actinidia_hemsleyana actinidia_hemsleyana_GWHPCBQA004490
actinidia_hemsleyana_GWHPCBQA004914 actinidia_hemsleyana actinidia_hemsleyana_GWHPCBQA004914
actinidia_hemsleyana_GWHPCBQA004915 actinidia_hemsleyana actinidia_hemsleyana_GWHPCBQA004915