GT-CORE (public beta v1)

Glycosyltransferase Curated Online Resource for Enzymology

Family-organised sequence, structure, mechanism and substrate-specificity records for the CAZy glycosyltransferases

UGT78D2

Arabidopsis thaliana · Flavonol 3-O-glucosyltransferase (EC 2.4.1.91)

GT1Model organism · annotation ≥ 4Fold GT-BInverting

External resources

Identification and annotation

CAZy familyGT1 · CAZy entry
Gene symbolUGT78D2
Synonyms / alternate names
  • AGT
  • Anthocyanin 3-O-glucosyltransferase
  • UDP glucose:flavonoid 3-O-glucosyltransferase
  • UDP-glycosyltransferase 78D2
UniProt accessionQ9LFJ8
NCBI Gene ID831568
Source speciesArabidopsis thaliana
Taxonomic domainEukaryota
UniProt annotation level5

Function and localisation

Enzyme functionFlavonol 3-O-glucosyltransferase (EC 2.4.1.91)
Subcellular locationnot curated

Structure and mechanism

Fold typeGT-B
Catalytic mechanismInverting
Cation dependenceNo
Oligomeric statenot curated
PDB structuresnot curated

Donor and acceptor specificity

Sugar nucleotide donorUDP-alpha-D-glucose
Donor CCD code(s)UPG
Acceptor substrate(s)
  • a flavonol
  • quercetin
Acceptor CCD / GlycoCTQUE Verified PDB CCD code

Protein sequences

Full protein sequence

460 aa
MTKPSDPTRDSHVAVLAFPFGTHAAPLLTVTRRLASASPSTVFSFFNTAQSNSSLFSSGDEADRPANIRVYDIADGVPEGYVFSGRPQEAIELFLQAAPENFRREIAKAETEVGTEVKCLMTDAFFWFAADMATEINASWIAFWTAGANSLSAHLYTDLIRETIGVKEVGERMEETIGVISGMEKIRVKDTPEGVVFGNLDSVFSKMLHQMGLALPRATAVFINSFEDLDPTLTNNLRSRFKRYLNIGPLGLLSSTLQQLVQDPHGCLAWMEKRSSGSVAYISFGTVMTPPPGELAAIAEGLESSKVPFVWSLKEKSLVQLPKGFLDRTREQGIVVPWAPQVELLKHEATGVFVTHCGWNSVLESVSGGVPMICRPFFGDQRLNGRAVEVVWEIGMTIINGVFTKDGFEKCLDKVLVQDDGKKMKCNAKKLKELAYEAVSSKGRSSENFRGLLDAVVNII

Catalytic domain sequence

427 aa
HVAVLAFPFGTHAAPLLTVTRRLASASPSTVFSFFNTAQSNSSLFSSGDEADRPANIRVYDIADGVPEGYVFSGRPQEAIELFLQAAPENFRREIAKAETEVGTEVKCLMTDAFFWFAADMATEINASWIAFWTAGANSLSAHLYTDLIRETIGVKEVGERMEETIGVISGMEKIRVKDTPEGVVFGNLDSVFSKMLHQMGLALPRATAVFINSFEDLDPTLTNNLRSRFKRYLNIGPLGLLSSTLQQLVQDPHGCLAWMEKRSSGSVAYISFGTVMTPPPGELAAIAEGLESSKVPFVWSLKEKSLVQLPKGFLDRTREQGIVVPWAPQVELLKHEATGVFVTHCGWNSVLESVSGGVPMICRPFFGDQRLNGRAVEVVWEIGMTIINGVFTKDGFEKCLDKVLVQDDGKKMKCNAKKLKELAYEA