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
MCI02762.1[Trifolium	trifolium_medium	MCI02762.1[Trifolium
MCI10900.1[Trifolium	trifolium_medium	MCI10900.1[Trifolium
MCI11493.1[Trifolium	trifolium_medium	MCI11493.1[Trifolium
MCI56830.1[Trifolium	trifolium_medium	MCI56830.1[Trifolium
MCI75257.1[Trifolium	trifolium_medium	MCI75257.1[Trifolium
Tpra01G0005730.1	trifolium_pratense	Tpra01G0005730.1
Tpra01G0005740.1	trifolium_pratense	Tpra01G0005740.1
Tpra01G0019850.1	trifolium_pratense	Tpra01G0019850.1
Tpra03G0025580.1	trifolium_pratense	Tpra03G0025580.1
Tpra06G0017860.1	trifolium_pratense	Tpra06G0017860.1
Tpra06G0017870.1	trifolium_pratense	Tpra06G0017870.1
Tpra07G0028100.1	trifolium_pratense	Tpra07G0028100.1
trifolium_subterranum_Ts_v2.0_00079.1	trifolium_subterranum	trifolium_subterranum_Ts_v2.0_00079.1
trifolium_subterranum_Ts_v2.0_00080.1	trifolium_subterranum	trifolium_subterranum_Ts_v2.0_00080.1
trifolium_subterranum_Ts_v2.0_00081.1	trifolium_subterranum	trifolium_subterranum_Ts_v2.0_00081.1
trifolium_subterranum_Ts_v2.0_00563.1	trifolium_subterranum	trifolium_subterranum_Ts_v2.0_00563.1
trifolium_subterranum_Ts_v2.0_09170.1	trifolium_subterranum	trifolium_subterranum_Ts_v2.0_09170.1
trifolium_subterranum_Ts_v2.0_28849.1	trifolium_subterranum	trifolium_subterranum_Ts_v2.0_28849.1
XP_038688926.1[Tripterygium	tripterygium_wilfordii	XP_038688926.1[Tripterygium
XP_038689260.1[Tripterygium	tripterygium_wilfordii	XP_038689260.1[Tripterygium
XP_038689261.1[Tripterygium	tripterygium_wilfordii	XP_038689261.1[Tripterygium
XP_038705382.1[Tripterygium	tripterygium_wilfordii	XP_038705382.1[Tripterygium
XP_038710561.1[Tripterygium	tripterygium_wilfordii	XP_038710561.1[Tripterygium
XP_038710562.1[Tripterygium	tripterygium_wilfordii	XP_038710562.1[Tripterygium
XP_038710563.1[Tripterygium	tripterygium_wilfordii	XP_038710563.1[Tripterygium
XP_038715004.1[Tripterygium	tripterygium_wilfordii	XP_038715004.1[Tripterygium
XP_038721147.1[Tripterygium	tripterygium_wilfordii	XP_038721147.1[Tripterygium
TraesCS5A02G146900.1	triticum_aestivum	TraesCS5A02G146900.1
TraesCS5A02G475600.1	triticum_aestivum	TraesCS5A02G475600.1
TraesCS5B02G145800.1	triticum_aestivum	TraesCS5B02G145800.1