Enzyme

This plant enzyme, involved in the biosynthesis of anthocyanidins, is known to act on (+)-dihydrokaempferol, (+)-taxifolin, and (+)-dihydromyricetin, although some enzymes may act only on a subset of these compounds. Each dihydroflavonol is reduced to the corresponding cis-flavan-3,4-diol. NAD+ can act instead of NADP+, but more slowly.

DFR

Enzyme

Dihydroflavonol 4-reductase

Enzyme name

EC:1.1.1.219

Entry

Oxidoreductases;Acting on the CH-OH group of donors;With NAD+ or NADP+ as acceptor

Class

(2R,3S,4S)-leucoanthocyanidin:NADP+ 4-oxidoreductase

Sysname

a (2R,3S,4S)-leucoanthocyanidin + NADP+ = a (2R,3R)-dihydroflavonol + NADPH + H+ [RN:R11500]

Reaction

(2R,3R)-dihydroflavonol [CPD:C21417];NADPH [CPD:C00005];H+ [CPD:C00080]

Product

Species information

Panax ginseng

Species name

Asiatic ginseng (Panax ginseng) is a species of eudicot in the family Araliaceae (ginseng family).

Species info

Gene sequence info

Panax_ginseng.DFR.fa

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>Pg_S1214.11
MPIGNENKVKHLLKLPNASTHLSLWKADLDEEGSFDDAIQGCQGVFHVASPMEFISSTDPENEIVKPTVNGIFNITRSCSKAKTVKRFIFTSTIATINVQPQQPIEYNEGFWTDVDFCKSLKMDGLMYCVAKTMAEKAAWKYAEENGLDMVTVHPTLVIGPFLTPSMVFSIKTAIALFTSKSI
>Pg_S5908.12
MAAHASATTVCVTGASGFVGSWLVMRFLERGYIVRATVRDPGNLNKVKHLLELPKAKTSLTLWKADLAEEGSFDEAIEGCHGVFHVATPMDFESKDPENEIIKPTIKGFLDIIKSCAKAKTVKKLVYTSSAGTVNAQEHQLPVYDETSWSDIDFIYSKKMTAWVHDATIYDLVKLIGEKWPEYNVPTEFKGIEKDLPVVSFSSKKLIDTGFKFKYNLEDMYRGAIETCREKGLLPHSNETLNMIENHEKWQRQRIASPYN
>Pg_S6603.3
MNLGFIFFSQSEESTSVLVDFLNSISDSVVTDPENEEFKNTAFEILSEIHTYLSSPSLDQEVMDTLSFELPKAVARFSSASKRCISVSEVLAVLVALFLIYGFKKINQDREGSLEFNSERVGINRNDREDLELPLLDFKTIANATGLLTSLPNADNRLVLFKADIYNPTEFEAAIEGCHFVFHVATPMLHTYNSQCFNGCCPC
>Pg_S0102.17
MFSGKDLRLVDETSWTDVDFVRSMKSSAASNYISKTLTETSALEFAETHGLDFVTIIPSFIHGPFITPNCPGSVRTSMAMVFGSEKQIKFYANTNFVHVEDVVSAHIFLLENPKVKWRYTYYAVDKNND
>Pg_S3500.5
MFSGKDLRLVDETSWTDVDFVRSMKSSAASYYISKTLTETSALEFAETHGLDFVTIIPSFVHGPFITPNCPGSVRTSMAMVFGSEKQIKFYANTNFVHLEDVVSAHIFLLENPKVKWRYICYAVDKNNDEVYQFVSARYPEYQISSAA
>Pg_S6039.3
MAAHASATTVCVTGASGFVGSWLVMRFLERGYIVRATVRDPGNLNKVKHLLELPKAKTSLTLWKADLAEEGSFDEAIEGCHGVFHVATPMDFESKDPENEIIKPTIKGFLDIIKSCAKAKTVKKLVYTSSAGTVNAQEHQLPVYDETSWSDIDFIYSKKMTAWMYFVSKTLAEKAAWEAAKENKIDFISIIPTLVVGPFILPTLPPSLITALSPITGNEAHYSIIKQGQYVHLDDLCEAHIFLYEHPKAEGRYICSSDDATIYDLVKLIGEKWPEYNVPTEFKGIEKDLPVVSFSSKKLIDTGFKFKYNLEDMYRGAIETCREKGLLPHLNETLNMIETTKNGKDKGLLPHTTENHFNGHVKKLFQHSIENGTTGEV
>Pg_S1979.13
MRGEHRKTTTVSVCVTGASGFIGSWLVMRLLQKGYYVRATVRDPGNENKVKHLLKLPNASTHLGLWKADLDEEGSFDEAIQGCQGVFHVASPMEFISSTDPENEIVKPTVNGIFNITRSCSKAKTVKRFIFTSTIATINVQPQQPIEYNEGFWTDVVFCKSLKMDGLMYCVAKTMAEKAAWKYAEENGLDMVTVHPTLVIGPFLTPSMVFSIKTAIALFTSKSI

Gene tree

Gene tree

Sheng jun & Dong yang Teams, Yunnan agriculture University