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
Rser1586390238950 regmatodon_serrulatus Rser1586390238950
rheum_tanguticum_RtaG0008749.1 rheum_tanguticum rheum_tanguticum_RtaG0008749.1
rheum_tanguticum_RtaG0018501.1 rheum_tanguticum rheum_tanguticum_RtaG0018501.1
rheum_tanguticum_RtaG0018502.1 rheum_tanguticum rheum_tanguticum_RtaG0018502.1
rheum_tanguticum_RtaG0018503.1 rheum_tanguticum rheum_tanguticum_RtaG0018503.1
rheum_tanguticum_RtaG0030506.1 rheum_tanguticum rheum_tanguticum_RtaG0030506.1
rheum_tanguticum_RtaG0042046.1 rheum_tanguticum rheum_tanguticum_RtaG0042046.1
rheum_tanguticum_RtaG0046763.1 rheum_tanguticum rheum_tanguticum_RtaG0046763.1
rhizophora_apiculata_RA_12642 rhizophora_apiculata rhizophora_apiculata_RA_12642
rhizophora_apiculata_RA_22590 rhizophora_apiculata rhizophora_apiculata_RA_22590
Rcrescaffold1385320083120 rhodiola_crenulata Rcrescaffold1385320083120
Rcrescaffold1385640086810 rhodiola_crenulata Rcrescaffold1385640086810
Rcrescaffold7620297770 rhodiola_crenulata Rcrescaffold7620297770
Rdelscaffold10200003870 rhododendron_delavayi Rdelscaffold10200003870
Rdelscaffold102400004180 rhododendron_delavayi Rdelscaffold102400004180
Rdelscaffold102400004190 rhododendron_delavayi Rdelscaffold102400004190
Rdelscaffold120960019500 rhododendron_delavayi Rdelscaffold120960019500
Rdelscaffold2870590117560 rhododendron_delavayi Rdelscaffold2870590117560
Rdelscaffold2875210171960 rhododendron_delavayi Rdelscaffold2875210171960
Rdelscaffold2876920181540 rhododendron_delavayi Rdelscaffold2876920181540
KAG5527193.1_rhododendron_griersonianum rhododendron_griersonianum KAG5527193.1_rhododendron_griersonianum
KAG5527194.1_rhododendron_griersonianum rhododendron_griersonianum KAG5527194.1_rhododendron_griersonianum
KAG5556976.1_rhododendron_griersonianum rhododendron_griersonianum KAG5556976.1_rhododendron_griersonianum
KAG5556977.1_rhododendron_griersonianum rhododendron_griersonianum KAG5556977.1_rhododendron_griersonianum
KAG5556998.1_rhododendron_griersonianum rhododendron_griersonianum KAG5556998.1_rhododendron_griersonianum
KAG5558139.1_rhododendron_griersonianum rhododendron_griersonianum KAG5558139.1_rhododendron_griersonianum
KAG5563813.1_rhododendron_griersonianum rhododendron_griersonianum KAG5563813.1_rhododendron_griersonianum
KAG5563814.1_rhododendron_griersonianum rhododendron_griersonianum KAG5563814.1_rhododendron_griersonianum
rhododendron_molle_KAI8533608.1 rhododendron_molle rhododendron_molle_KAI8533608.1
rhododendron_molle_KAI8533609.1 rhododendron_molle rhododendron_molle_KAI8533609.1