Enzyme

In addition to the desaturation of (2R,3R)-dihydroflavonols to flavonols, the enzyme from Citrus unshiu (satsuma mandarin) also has a non-specific activity that trans-hydroxylates the flavanones (2S)-naringenin and the unnatural (2R)-naringenin at C-3 to kaempferol and (2R,3R)-dihydrokaempferol, respectively [2]. Requires Fe2+.

FLS

Enzyme

Flavonol synthase

Enzyme name

EC:1.14.20.6

Entry

Oxidoreductases;Acting on paired donors, with incorporation or reduction of molecular oxygen;With 2-oxoglutarate as one donor, and the other dehydrogenated

Class

dihydroflavonol,2-oxoglutarate:oxygen oxidoreductase

Sysname

a dihydroflavonol + 2-oxoglutarate + O2 = a flavonol + succinate + CO2 + H2O [RN:R07368]

Reaction

flavonol [CPD:C01495];succinate [CPD:C00042];CO2 [CPD:C00011];H2O [CPD:C00001]

Product

Species information

Melastoma candium

Species name

Species info

Gene sequence info

Melastoma_candium.FLS.fa

Download
>Mecan_G01229.1
MEVERVQGVASSILSKGAIPAEYIRPQQEQPSVTTYRGPVPKIPSVDLADADHVGLVRAVADASQEWGLFQVVNHGIPAEVIAELQRVGKEFFELPVEEKEKYARPPGAQSLEGYGTRLQKNLDGKKSWVDHLFHKIWPPSSIDYRLWPTNLPAYREANEEYAKHVQKVADKLFGCLSLGLGLEEDAMKKAVGGDDLQYNLKINYYPPCPRPDLALGVLPHTDLCTLTLLVPNEVPGLQVLKDGKWIDAEYIPNALIVHIGDQVEILSNGEYRSVLHRTTVNKEKARMSWPVFLEPPMEWVVGPLPQLLANQEGKDHASGEPPKYKTKKFKDYMYCKLNKLPQ
>Mecan_G06097.1
MEIRGGGRLGGGRGEGKVGDRRKMEVPVVDLSKYLGSTGDRELQEEVGEQCREVSRILSDTGALVVKDPRCSAQDNDRFIDMMEKYFECSDEFKRGQERPHLHYQVGVTPEGVEVPRSLVDEDMQDKFRTLPEDLRPVRPTGPDRKWRYMWRVGPRPASTRFQELNSAPVIPDGFPEWKDTMDFWGHKMISAVEAVAEMAAIGFGLPKDAFTKLMKQGPHLLAPTGSDLRQYGQEGTVFAGYHYDLNFLTIHGRSRFPGLNIWLRNGQKVEVKVPVGCLLIQAGKQIEWLTAGECTAGMHEVIVTRRTIDAMNIASEHNRSLWRVSSTLFAHIASDAVLKPLGHFQESPIAKNYPPIVTGDFVEQELAVINLKGKIEL
>Mecan_G26919.1
MEVERVQAIASSLPSPGAIPAEYIRPEQERPSLTTYCGPVLEVPAVDLGDVDLEGLVRKVADASREWGMFQVVNHGIPAEVIAELQRVGREFFELPAEEKEKYARPPGSRSLEGYGTQLQKDLDGKKSWVDHLFHKIWPPSSVDYRFWPANPPAYRVANKEYANHMRRVADKLFRCLSLGLGLEEDALKNAVGGEDLQYNLKINFYPPCPCPDLTLGVLPHTDLSALTVLVPNEIPGLQVLKDGKWIDVEYVPNALIIHIGDQVEASFSPATFHAPLQNLGSILSNGEYRSVLHRTTVNKEKAGCHGGVPGAADGVGGGAAAAAAGEPGGERSCLRVQAVASSILSKGAIPAEYIRPQQEQPSVTTYRGLVPKIPSVDLADADHEGLVRAVADASREWGLFQVVNHGIPAEVIAELQRVGKEFFELPTEEKEKYARPPGAQSLEGYGTRLQKNLDGKKSWVDHLFHKIWPPSSIDYRFWPANPPAYRYEETMVRGAARRDARKAPTMLSWAGGVGERSPALRSVAGVVGPLPQLLANQEGKDHASGEPPKYKTKKFKDYMYCKLNKLPQ
>Mecan_G20788.1
MEVERIQALATAGLDVLPSQFVRPAHERPENSKAIEGVTVPVVSLKGSHEDSVRALRSACSEWGFFLLTDHGIPLELINRLKDVGIEFFSQPQSVKEKYANDPSKGSFEGYGTKMTKNHDEKIEWIDYFFHVMSPPSRVKHEIWPQNPPSYREVTEEYNRELLKATDVILELLSEGLGLEKDALKTHLGGNLIELEMKINFYPPCPQPQLALGVEPHTDMSAITILVPNDVPGLQVWKDGSWVAVDYLPGALFVHIGDQIEVLSNGKYKSVLHRSLVNKDRTRMSWAVFCAPPPDAVIGPIAEIVDEQNPAKFSTKTFAEFRHRKFNKLPQ
>Mecan_G23550.1
MSSGSSDPFTRSIIINSLCTKPPNVCFDEFIPHAMAVSPQPSLQDGPIDFRAPPPSPVASGRRSCVTNDDVITEFLQSSLRVPDLVLPDKIFPRQRFIDNPSVIDIRSLRDGGSRREAALRMLDSIARVGCFQLVEFGISRELLLKAVNAAGGVFEVSSLGRDSVTRSAERFLGFEEVPVEEEESESAEEFVWCDDKGLNLDLERVWPKGFSNFREKMIWMNSELDKVAETIFSALWENSLKLMCKDDDLTVEERCGGSMLCIVKHRPSLETDRLASSLRYDIIKMMIRGADYSHALCLHVLNGASQFHVYSKKGWVLFCPEKDSIIVTVGDRFQALSGGQYRHVIGRPVFEGGSKDSVSIGLLYLPPQLPLAKEKMASQITVGQQAMIAVVLTLVYHFVVYMFKNLGDT
>Mecan_G00253.1
MEVERIQALATAGLDVLPSQFVRPAHERPENSKAIEGVTVPVVTLKGSREDAVDALYRACNEWGFFLLTDHGISLELIQRLKDVGVEFFSQPQSEKEKYANDPSKGSFEGYGTKMTKNHDEKIEWIDYFFHVMSPPSRVNHEIWPQNPPSYREVTEEYNRELLKVTDVILELLSEGLGLEKDTLKTHLGGDLIELEMKINFYPPCPQPQLALGVEPHTDMSAVTILVPNDIPGLQVWKDGNWVAVDYLPGALFVHIGDQIEVLSNGKYKSVLHRSLVNKDSTRMSWAVFCAPPPDAVIGPIPEIVDEKNPAKFSTKTFAEFRYRKFNKLPQQALLQKQKLCRIACPNLT
>Mecan_G09632.1
MEVEKVQVVASSFLSKGAIPAEYIRPEQEQPSVTTYHGPVPTIPTVDLGDADREGLVRAVAAASREWGLFQVVNHGIPAEVIVELQRVGKEFFELPAEEKEKYASPPGSQSLEGYGTQVQKEIDGKKSWVDHLFNKVWPPSSIDYKYWPTNPPAYREANEEYVKHIRKVANKLFGCLSQGLGLEEDAMKKALGGDDLQYNLKINYYPPCPRPDLALGVPPHTDLCALTLLVPNEIPGLQVLKDRKWYDAAYIPNALIVHIGDQVEILSNGEYRSVVHRTTVNKEKARMSWPVFLEPPMDWVVGPLPQLLTNGEGDDQGSGNPPKYKAKKFRDYMHCKLNKLPQ
>Mecan_G15074.1
MLLINHGIPKDVIQDMKIDMEEFFKLSLAEKTAYEQLPNGMEGYGQAFVLSEEQNLDWVDMLFLLVQPPSQRKFRFWPKHTASFRTTLQKYSSELLKVELSLLRVMAEKLGVNPDMFANSLKEEYKE

Gene tree

Gene tree

Sheng jun & Dong yang Teams, Yunnan agriculture University