Enzyme

The enzyme participates in the flavonoid biosynthesis pathway found in plants. It catalyses the double reduction of anthocyanidins, producing (2R,3R)-flavan-3-ol monomers required for the formation of proanthocyanidins. While the enzyme from the legume Medicago truncatula (MtANR) can use both NADPH and NADH as reductant, that from the crucifer Arabidopsis thaliana (AtANR) uses only NADPH. Also, while the substrate preference of MtANR is cyanidin>pelargonidin>delphinidin, the reverse preference is found with AtANR. cf. EC 1.3.1.112, anthocyanidin reductase [(2S)-flavan-3-ol-forming].

ANR

Enzyme

Anthocyanidin reductase

Enzyme name

EC:1.3.1.77

Entry

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

Class

(2R,3R)-flavan-3-ol:NAD(P)+ 3,4-oxidoreductase

Sysname

a (2R,3R)-flavan-3-ol + 2 NAD(P)+ = an anthocyanidin with a 3-hydroxy group + 2 NAD(P)H + H+ [RN:R07351 R07352]

Reaction

anthocyanidin with a 3-hydroxy group [CPD:C21381];NADH [CPD:C00004];NADPH [CPD:C00005];H+ [CPD:C00080]

Product

Species information

Diospyros oleifera

Species name

Oily persimmon (Diospyros oleifera) is a species of eudicot in the family Ebenaceae (ebony family).

Species info

Gene sequence info

Diospyros_oleifera.ANR.fa

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>evm.model.fragScaff_scaffold_113.178
MDNFVIWGGNGNPCISEARTEQERGRERERERVSGIGKTVCVTGANGYIASWVVKFLLRRGYTVRGTLRDLGNLKKENHLLALDGAKERLSKQIYLNKADLIDPALKGTLNLLGSCAKTSTVKRVVLTSSMSSVAYNSRPRTPDVIVDETWFSDPEFCKENKLWYQLSKILAENASWKFANDKGIDMVSINPGMVIGPLLQPAVNASAAHILNLINGMYSLYRDIPGGYLVLSYVRDLSAFFLLIFRFSMRFLLHF
>evm.model.fragScaff_scaffold_113.203
MSGIGKTVCVTGASGYIASWLVKLLLQRGYTVKATVRDPSDAKKVEHLHALEGAKEKLHLFKANLLEEGSFNSAIDDCEGVFHTASPFYHDVKDPQVELIDPALKGTLNVLQACAKTPSVKRVVLTSSMAAVSFNFKPRTPEVVVDESWFSDVEFCKQNKLWYVLSKTLAEEAAWKFVKEKGIEMVTINPAMVIGPLLQPTLNTSAAAILNLINGSETFRNYSYGWVHVKDVANAHIQAFEIPSANGRYCMVETVAHFSEIVKIIHELFPDLKLPEKEGRRRVRSRAEMSGIGKTVCVTGASGYIASWLVKLLLQRGYTVKATVRDPSDAKKVEHLHALEGAKEKLHLFKANLLEEGSFNSAIDDCEGVFHTASPFYHDVKDPQVELIDPALKGTLNVLQACAKTPSVKRVVLTSSMAAVSYNFKPRTPEVVVDESWFSDVEFCKQNKLWYVLSKTLAEEAAWKFVKEKGIEMVTINPTMVIGPLLQPTLNTSAAAILNLINGMSSLHVYDMLN
>evm.model.original_scaffold_868.223
MSRGGEGKVVCVTGASGFIASWLVKLLLDRGYTVNGTVRSLDDPKRTEHLLSLEGARERLNLFEANLIEDGSFDLAIDGCLGVFHTASPVFMSSSNPQHWYPLAKILAEEAAWKFAKENGIDLVTLHPGWVIGPLLQPTLNYSTEAILNLIKDGPEAFPNTYRCVDVRDAAYAHILAFKNPSASGRYCLVEKVAHRSEVMKIIQKLYPTLSLPKRYVLAIFSLFLCVLMQLAEATTVLTNSTFDVTLFFLLHNV
>evm.model.original_scaffold_868.227
MSRGGEGKVVCVTGASGFIASWLVKLLLDRGYTVNGTVRSLDDPKRTEHLLSLDGARERLNLFEANLIEDGSFDLAIDGCVGVFHTASPVFLSSSNPQHWYPLAKILAEEAAWKFAKENGIDLVTLHPGLVIGPLLQPTLNYSTEAILNLIKDGPEAIPNATYRCVDVRDVAYAHILAFENPLANGRYCLVEKVAYRSEVMKIIHKLYPTLNLPVRYVLGIFSIFLCVLMQLVEETTVLTNSTFHVTLFFLLHNVQ

Sheng jun & Dong yang Teams, Yunnan agriculture University