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

Species Distribution

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

Gene	Species	Protein ID
Pcyg2387170059420	ptychomnion_cygnisetum	Pcyg2387170059420
Pcyg2717130107810	ptychomnion_cygnisetum	Pcyg2717130107810
Pcyg2772050122550	ptychomnion_cygnisetum	Pcyg2772050122550
Pten01G0029110.1	puccinellia_tenuiflora	Pten01G0029110.1
Pten07G0023510.1	puccinellia_tenuiflora	Pten07G0023510.1
Pten07G0023550.1	puccinellia_tenuiflora	Pten07G0023550.1
pugionium_cornutum_Pco16040.t1	pugionium_cornutum	pugionium_cornutum_Pco16040.t1
pugionium_cornutum_Pco19593.t1	pugionium_cornutum	pugionium_cornutum_Pco19593.t1
pugionium_cornutum_Pco19958.t1	pugionium_cornutum	pugionium_cornutum_Pco19958.t1
pugionium_dolabratum_Pdo05199.t1	pugionium_dolabratum	pugionium_dolabratum_Pdo05199.t1
pugionium_dolabratum_Pdo13305.t1	pugionium_dolabratum	pugionium_dolabratum_Pdo13305.t1
pugionium_dolabratum_Pdo13679.t1	pugionium_dolabratum	pugionium_dolabratum_Pdo13679.t1
pugionium_dolabratum_Pdo30841.t1	pugionium_dolabratum	pugionium_dolabratum_Pdo30841.t1
Pspiscaffold_50113350	pyrrhobryum_spiniforme	Pspiscaffold_50113350
Pspiscaffold_70178610	pyrrhobryum_spiniforme	Pspiscaffold_70178610
Pspiscaffold_80222630	pyrrhobryum_spiniforme	Pspiscaffold_80222630
Pspiscaffold_90291110	pyrrhobryum_spiniforme	Pspiscaffold_90291110
GWHPAAYT001216	pyrus_betuleafolia	GWHPAAYT001216
GWHPAAYT001606	pyrus_betuleafolia	GWHPAAYT001606
GWHPAAYT019902	pyrus_betuleafolia	GWHPAAYT019902
GWHPAAYT027387	pyrus_betuleafolia	GWHPAAYT027387
GWHPAAYT028022	pyrus_betuleafolia	GWHPAAYT028022
GWHPAAYT037233	pyrus_betuleafolia	GWHPAAYT037233
GWHPAAYT044660	pyrus_betuleafolia	GWHPAAYT044660
GWHPAAYT049400	pyrus_betuleafolia	GWHPAAYT049400
GWHPAAYT049819	pyrus_betuleafolia	GWHPAAYT049819
GWHPAAYT054502	pyrus_betuleafolia	GWHPAAYT054502
GWHPAAYT058747	pyrus_betuleafolia	GWHPAAYT058747
Pbre06G0018580	pyrus_bretschneideri	Pbre06G0018580
Pbre07G0007980	pyrus_bretschneideri	Pbre07G0007980