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
vigna_umbellata_XP_047154139.1 vigna_umbellata vigna_umbellata_XP_047154139.1
vigna_umbellata_XP_047180076.1 vigna_umbellata vigna_umbellata_XP_047180076.1
vigna_umbellata_XP_047180077.1 vigna_umbellata vigna_umbellata_XP_047180077.1
Vung05G0018980.1 vigna_unguiculata Vung05G0018980.1
Vung05G0018980.2 vigna_unguiculata Vung05G0018980.2
Vung07G0029750.1 vigna_unguiculata Vung07G0029750.1
Vung07G0029760.1 vigna_unguiculata Vung07G0029760.1
Vung07G0029760.2 vigna_unguiculata Vung07G0029760.2
Vung07G0029770.1 vigna_unguiculata Vung07G0029770.1
Vung09G0014260.1 vigna_unguiculata Vung09G0014260.1
vitis_amurensis_VAG0118143.1 vitis_amurensis vitis_amurensis_VAG0118143.1
vitis_amurensis_VAG0120211.1 vitis_amurensis vitis_amurensis_VAG0120211.1
vitis_amurensis_VAG0129286.1 vitis_amurensis vitis_amurensis_VAG0129286.1
vitis_berlandieri_x_riparia_VITVixKober5BB_v1.0.hap_Vri.chr13.ver1.0.g180510.p01 vitis_berlandieri_x_riparia vitis_berlandieri_x_riparia_VITVixKober5BB_v1.0.hap_Vri.chr13.ver1.0.g180510.p01
vitis_berlandieri_x_riparia_VITVixKober5BB_v1.0.hap_Vri.chr13.ver1.0.g181140.p01 vitis_berlandieri_x_riparia vitis_berlandieri_x_riparia_VITVixKober5BB_v1.0.hap_Vri.chr13.ver1.0.g181140.p01
vitis_berlandieri_x_riparia_VITVixKober5BB_v1.0.hap_Vri.chr14.ver1.0.g209630.p01 vitis_berlandieri_x_riparia vitis_berlandieri_x_riparia_VITVixKober5BB_v1.0.hap_Vri.chr14.ver1.0.g209630.p01
vitis_berlandieri_x_rupestris_VITVix110R_v1.0.hap_Vbe.chr13.ver1.0.g176540.p01 vitis_berlandieri_x_rupestris vitis_berlandieri_x_rupestris_VITVix110R_v1.0.hap_Vbe.chr13.ver1.0.g176540.p01
vitis_berlandieri_x_rupestris_VITVix110R_v1.0.hap_Vbe.chr13.ver1.0.g177160.p01 vitis_berlandieri_x_rupestris vitis_berlandieri_x_rupestris_VITVix110R_v1.0.hap_Vbe.chr13.ver1.0.g177160.p01
vitis_berlandieri_x_rupestris_VITVix110R_v1.0.hap_Vbe.chr14.ver1.0.g205570.p01 vitis_berlandieri_x_rupestris vitis_berlandieri_x_rupestris_VITVix110R_v1.0.hap_Vbe.chr14.ver1.0.g205570.p01
vitis_labrusca_maker-13-augustus-gene-56.36-mRNA-1 vitis_labrusca vitis_labrusca_maker-13-augustus-gene-56.36-mRNA-1
vitis_labrusca_maker-13-augustus-gene-62.55-mRNA-1 vitis_labrusca vitis_labrusca_maker-13-augustus-gene-62.55-mRNA-1
vitis_labrusca_maker-14-augustus-gene-270.30-mRNA-1 vitis_labrusca vitis_labrusca_maker-14-augustus-gene-270.30-mRNA-1
vitis_rupestris_x_riparia_VITVix101-14Mgt_v1.0.hap_Vrp.chr13.ver1.0.g207090.p01 vitis_rupestris_x_riparia vitis_rupestris_x_riparia_VITVix101-14Mgt_v1.0.hap_Vrp.chr13.ver1.0.g207090.p01
vitis_rupestris_x_riparia_VITVix101-14Mgt_v1.0.hap_Vrp.chr13.ver1.0.g207700.p01 vitis_rupestris_x_riparia vitis_rupestris_x_riparia_VITVix101-14Mgt_v1.0.hap_Vrp.chr13.ver1.0.g207700.p01
vitis_rupestris_x_riparia_VITVix101-14Mgt_v1.0.hap_Vrp.chr14.ver1.0.g240010.p01 vitis_rupestris_x_riparia vitis_rupestris_x_riparia_VITVix101-14Mgt_v1.0.hap_Vrp.chr14.ver1.0.g240010.p01
VIT_13s0067g02870.t01 vitis_vinifera VIT_13s0067g02870.t01
VIT_13s0067g03820.t01 vitis_vinifera VIT_13s0067g03820.t01
VIT_14s0066g00400.t01 vitis_vinifera VIT_14s0066g00400.t01
warburgia_ugandensis_GWHPDQZE002291 warburgia_ugandensis warburgia_ugandensis_GWHPDQZE002291
warburgia_ugandensis_GWHPDQZE010716 warburgia_ugandensis warburgia_ugandensis_GWHPDQZE010716