GT-CORE (public beta v1)

Glycosyltransferase Curated Online Resource for Enzymology

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

XXT3

Arabidopsis thaliana · Probable xyloglucan 6-xylosyltransferase 3 (EC 2.4.2.39; 2.4.-.-)

GT34Model organism · annotation ≥ 4Fold GT-ARetaining

External resources

Identification and annotation

CAZy familyGT34 · CAZy entry
Gene symbolXXT3
Synonyms / alternate names
  • GT3
  • GTL7
  • Putative glycosyltransferase 3
UniProt accessionQ9LF80
NCBI Gene ID830665
Source speciesArabidopsis thaliana
Taxonomic domainEukaryota
UniProt annotation level4

Function and localisation

Enzyme functionProbable xyloglucan 6-xylosyltransferase 3 (EC 2.4.2.39; 2.4.-.-)
Subcellular locationGolgi apparatus membrane

Structure and mechanism

Fold typeGT-A
Catalytic mechanismRetaining
Cation dependenceYes (Mn2+)
Oligomeric statenot curated
PDB structuresnot curated

Donor and acceptor specificity

Sugar nucleotide donornot curated
Donor CCD code(s)not curated
Acceptor substrate(s)not curated
Acceptor CCD / GlycoCTnot curated

Protein sequences

Full protein sequence

457 aa
MGKEDGFRTQKRVSTASSAAAGVLPTTMASGGVRRPPPRGRQIQKTFNNVKMTILCGFVTILVLRGTIGINFGTSDADVVNQNIIEETNRLLAEIRSDSDPTDSNEPPDSDLDLNMTYTLGPKITNWDQKRKLWLTQNPDFPSFINGKAKVLLLTGSPPKPCDNPIGDHYLLKSVKNKIDYCRIHGIEIVYNMAHLDKELAGYWAKLPMIRRLMLSHPEIEWIWWMDSDALFTDMVFEIPLSRYENHNLVIHGYPDLLFDQKSWIALNTGSFLFRNCQWSLDLLDAWAPMGPKGPIREEAGKILTANLKGRPAFEADDQSALIYLLLSQKETWMEKVFVENQYYLHGFWEGLVDKYEEMMEKYHPGLGDERWPFITHFVGCKPCGSYADYAVERCLKSMERAFNFADNQVLKLYGFGHRGLLSPKIKRIRNETTFPLKFVDRFDIRRTTPLKIEARS

Catalytic domain sequence

240 aa
KAKVLLLTGSPPKPCDNPIGDHYLLKSVKNKIDYCRIHGIEIVYNMAHLDKELAGYWAKLPMIRRLMLSHPEIEWIWWMDSDALFTDMVFEIPLSRYENHNLVIHGYPDLLFDQKSWIALNTGSFLFRNCQWSLDLLDAWAPMGPKGPIREEAGKILTANLKGRPAFEADDQSALIYLLLSQKETWMEKVFVENQYYLHGFWEGLVDKYEEMMEKYHPGLGDERWPFITHFVGCKPCGSY