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

Welwitschia mirabilis

Species name

Welwitschia mirabilis is a species of seed plant in the family Welwitschiaceae.

Species info

Gene sequence info

Welwitschia_mirabilis.ANR.fa

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>W.mirabilis.20446
MKLSRASVTLKTHRRRRSQERRILWEARCRRVFNILKSCHASRSVHKVLITSSATMLSCRPEFEKTGHVDGSSSSDMQSLRSEKPCRILLPKSRQRRPRMRTISSR
>W.mirabilis.20447
MRRIFMDPHKEMQKKATDEAQQSFGYLEDAQKTTFAGKAYFVGSPLSKGFFNILKSCHASRSVHKVLITSSATMLSCRPEFEKTGHVDGSSSSDMQSLRSEKPCRILLPKSRQRRPRMRTISSR
>W.mirabilis.00616
MDATAVSESKSKVCVTGASGYIASNLVSLLLRSGYSVNATVRDPENPSKVQHLLKLPGAQSRLHLFKADLFEEGSFDAAIAGCEGVFHVATPANFKPKDPENEVIKPAVKGTLDILESCRKSGTVKRVVYTSSVAALVWKQEDQKHEYINESSWSDLQFIRNSKPPAWPYVASKTEAERAALDFGREHGLHVITVVPVVVVGPWLTPSISASVALAMSPLTGKPHSLSNLKGFQMSTGTVPLIHVDDVSESHVFLYETPSASGRYVCCAQSITLSELGRLMRERYPQSYKGPTDFSDAEPTRELTVSSKKLIDAGFRFRHRDVASMIDDTVECMRAKGYLS
>W.mirabilis.08761
MQWRKEHAQQRLNINALPKSVRFAGVTDTRIAAFSILNSFIFLVYRISSQFSFLSIVYVDISQTWTLCAEASTKKPKVCVTGASGYVASALVKLLLRKGYSVHATVRDPENRSKVEHLLRLPGADAGLHLFRADLLEEGSFDAAVAGCEGVFHVASPLSFHPTDPEDDVIKPAVKGTLNILKSCRDSTSVRRVVITSSASTLPWKAEREKTVYVDESAWSDSQFLRSEKPAGWPYYVAKTEAEKAALEFGYENGLDVLTLVASVLVGPWLTSSMPASVGMVMSLLTPDPSSIGYLIAIQMGCGTVPLVHVDDICEAHVFIYEMSTCSGRYVCCASNIKLSELARHVCKKYPMICREAMDLRHVEAPFKIHISSRRLMEVGFQYRHTDVDSMLDDTVECMRGTLNILKSCRDSTSARRVVITSSASTLPWKAEREKTAYVDESAWSDSQFLRSEKPAGWPYFVAKTEAEKAALEFGYENGLDVLTLVAVLVVGPWLTSSIPASVGMVMSLLTPDPSSIGNLIAIQMGCGTVPLVHVDDICEAHVFIYEMSTCSGRYVCCASNIKLSELARHVCKKYPMICREAMDFRHVEAPFKIHISSRRLMDVGFQYRHTDVDSMLDDTVECMRGKGLLL
>W.mirabilis.08762
MDATAVSESKSRVCVTGASGYVASNLVSLLLRSGYCVNATVRDPVNPSKVQHLLKLPGAESRLRLFKADLFEEGSFDAAIAGCEGVFHLATPANFEPKDPENEVIQPTVKGTLDILESCRKSASVKRVVYTSSAATLTWKEENQKHEYIDESSWSDLQFIRNNKPPAWPYLVSKTEAERAALRFGREHGLHVITVVPVLVVGPWLTPSIPGSVAAAMSPLTGEPHFLYHLKGVQMSTGTVPLVHVDDVSETHVFVYETPSASGRHVCCAQGITLSELGRLMRERYPQSYKGPTDFSDAEPTRELTISSKKLMDAGFRFRRCQVASMIDDTVECMRAKGYLS
>W.mirabilis.08763
MDATAVSESKSKVCVTGASGYIASNLVSLLLRSGYSVNATVRDPENPSKVQHLLKLPGAKSRLHLFKADLFEEASFDAAIAGCEGVFHVATPSNFKPKDPENEVIKPAVKGTLDILESCRKSGTVKRVVYTSSAAALVWKQEDQKHEYINESSWSDLQFIRNSKPPAWPYVASKTEAERAALDFGRPVLGLSKPGPISS
>W.mirabilis.25660
MDAAATLESESKPTVCVTGVSGYIASSLVSLLLRLGYSIHGTVRNPENTSKTQHLMKLPGADKRLRIFKADLCEEGSYDAAVAGCQGLFHVAAPVDPNPNDPENEVIKVGIKGTLDVLESCRKTGSVKRVVLMSSFGALFWKEEDDGTNYLDELSSSDVDFLRRKKPPAWAYWIAKTESEKAALEFGRKNGMEVATLTPTLVVGRWITPSVPGSVLVATSLLTGHPGVAFLKAFNEACVRVELVHVDDVCAACVFVYETQSSIGRHVCCPVGIDLPALARRMRERYADSYVGPTDFDCMGPTGHVTFSCKKLTDMGFRFQYADVDSMMDDTAYWIAKTESEKAALEFGRKNGMEVATLTPPLVVGRWITPSVPGSVLVATSLLTGHPGVVFLKAFNEACVRVELVHVDDVCAACVFVYETQSSIGRHVCCPVGIDLPALARRMRERYADSYVGPTDFDCMGPTGHVTFSCKKLTDMGFRFQYADVDSMMDDTVKCMRVNGLLP
>W.mirabilis.09150
MQSASNYSFIGHLYSCSFVATLTWKKENQKHKYIDASSWSDFQFIRNNKPLARPYTVPKTEAEKESLHLGREHDLCIITVVPVLSVAAAMSPLTGKTHFLYDLEGVQISAGTMSLVHVDNIADR
>W.mirabilis.17816
MRVACVTGAGGFIASWIVKYLLDGGYSVHGTLRNPNDEKNSHLQALNGAKERLKLFKADVLAYESVLQAIDGCDTVFHTACPVPKTESWYLYAKTVSEQKAWEFCKEKGIHLVSLCPSLVLGPLLQKQLNFSSSILLKLVNGETEKCENTNRNCIDVRDVAKAHILAAEVPSAHGRYLCTCHFIDTKGMVDILRELYPQKTESWYLYAKTVSEQKAWEFCKEKGIHLVSLCPSLVLGPLLQKHLNFSSSILLKLVNGETEKCENTNRNCIDVRDVAKAHILAAEVPSAHGRYLCTCHFIDTKGMVDILRELYPQYDYPKEFVDTDQWSLKRASCSRLRQLENSTATTIKYYVVMKVV
>W.mirabilis.19214
MDATAISKSRSEVCMTDTSGHIASNLVSLLLCSEFSVNTTVHDPENPSKMQHLPNYLKRKIVFIFSKRISFRKGALMLQSPVVKESSMSSLHSTLSLKIPPKIFMAYLSITFTEDALQKKKSSTLLKVSQNGGLRR
>W.mirabilis.19215
MDATAISKSRSEVCMTDTSGYIASNLVSLLLCSEFSVNTTVHDPENPSKMQHLPNYLKRKIVFIFSKRISFRKGALMLQSPVVKESSMSSLHSTLSLKIPPKIFMAYLSITFTEDALQKKNPPRY
>W.mirabilis.19815
MLGPLLQKQLNSSSLILLKLLNGEMKKRENKIWNCIAIIEGCDTVFQTACPVGIFSNPEEEMVKPSVEGTLNVLKACSLSKVRRVIFTSSLTAIRFTPKIPGDKVLMKVAGRIWNIAGRLRIGTFTRRQWQSKRHGSFKQLNSSSLILLKLLNGEMKKRENKIWNCIAARDATKADILVAEEPSADERLFC
>W.mirabilis.24347
MEAEHLGNKGSAPDVNDEGGGKVEEMVIWTSSGWCLSIKWNPVVGRYFIHATVRDRENAAKVQHLLHLPAANQRLRLFRADLSVEGSLDSAIDDCEGVFPIVSPVIIDPEDPKNEVIKVAVRGTLNILEACRRWMVPEHKMESCRRHLVKRLLELGYFIHATVRDRENAAKVQHLLHLPAANQRLRLFRADLSVEGSLDSAIDDCEGVFPIVSPVIIDPEDPKNEVIKVAVRGTLNILEACRREAVMDESSWSDVQFSRRKHPPGWAYILSKTEAEQTAFEYSKQNGLQVVGPCLTPSPPTSVELSVSPLTGNLGGIQQLNFLQRGYRWIPLVHVEDDCKANVFLFEAVACSSRYVCSTLTVSASEITLCLRQKYPNEYIDVDQWRRATVSSRKLFDLGFRYKRDDLGSILGEAVERIYSRGLFWRVFIGLIKHLVSYNPKKSKQNGLQVVGPCLTPSPPTSVELSVSPLTGNLGGIQQLNFLQRGYRWIPLVHVEDDCKANVFLFEAVACSSRYVCSTLTVSASEITLCLRQKYPNEYIDVDQWRRATVSSRKLFDLGFRYKRDDLGSILGEAVERIYSRGLFWV
>W.mirabilis.21375
MANSASANRRTEACVTGAGAFIMDRQMSPGRSCCVYGILRNPNDQKNSHLQTLNGATEHLKLFKADILHYHSLLQIIEGCDTVFRRRAPSGYFQIRKKKWETENRYIYSKTVAEQKAWKFCKEKGIHPVSLCPSLMLGPLLQKQLNSSSLILLKLLNGEMKKRENKIWNCIAVRDATKADILAAEEPYADERLFC
>W.mirabilis.22998
MDATAVFESKSKVCVTGASGYIASNLVSLLLRSGYSVNATVRDPENPSKVQHLLKLPGAESRLRLFKADLFEEGSFDAAIAGCEGVFHVATPSNFEPKDPENEVIKPAVKGTLDILESCRKSGTVKRVVYTSSAATLSWKREDQKHEYIDESSWSDLQFIRDSKPPGWPYVASKTEAERAALDFGREHGLCVITVVPVVVVGPWLTPSIGGSVAVAMSPLTGKAHCLYHLKGIQMSTGTVPLVHVDDVSEAHVFLYETPSASGRYVCCAQGITLSELGRLMRERYPQSYKGPTDFSDAEPTRELIVSSKKLMDAGFRFRHRDVASMIDDTVQCMRAKGYLS

Gene tree

Gene tree

Sheng jun & Dong yang Teams, Yunnan agriculture University