GT-CORE (public beta v1)

Glycosyltransferase Curated Online Resource for Enzymology

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

XXT5

Arabidopsis thaliana · Probable xyloglucan 6-xylosyltransferase 5 (EC 2.4.2.39; 2.4.-.-)

GT34Model organism · annotation ≥ 4Fold GT-ARetaining

External resources

Identification and annotation

CAZy familyGT34 · CAZy entry
Gene symbolXXT5
Synonyms / alternate names
  • GT5
  • Putative glycosyltransferase 5
UniProt accessionQ9CA75
NCBI Gene ID843779
Source speciesArabidopsis thaliana
Taxonomic domainEukaryota
UniProt annotation level5

Function and localisation

Enzyme functionProbable xyloglucan 6-xylosyltransferase 5 (EC 2.4.2.39; 2.4.-.-)
Subcellular locationGolgi apparatus membrane

Structure and mechanism

Fold typeGT-A
Catalytic mechanismRetaining
Cation dependenceYes (Mn2+)
Oligomeric stateInteracts with XXT2 and CSLC4 (PubMed:22665445). Interacts w
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
MGQDGSPAHKRPSGSGGGLPTTTLTNGGGRGGRGGLLPRGRQMQKTFNNIKITILCGFVTILVLRGTIGVGNLGSSSADAVNQNIIEETNRILAEIRSDSDPTDLDEPQEGDMNPNATYVLGPKITDWDSQRKVWLNQNPEFPSTVNGKARILLLTGSPPKPCDNPIGDHYLLKSVKNKIDYCRLHGIEIVYNMAHLDKELAGYWAKLPMIRRLMLSHPEVEWIWWMDSDALFTDILFQIPLARYQKHNLVIHGYPDLLFDQKSWIALNTGSFLLRNCQWSLDLLDAWAPMGPKGPIRDEAGKVLTAYLKGRPAFEADDQSALIYLLLSQKDTWMEKVFVENQYYLHGFWEGLVDRYEEMIEKYHPGLGDERWPFVTHFVGCKPCGSYADYAVERCLKSMERAFNFADNQVLKLYGFSHRGLLSPKIKRIRNETVSPLEFVDKFDIRRTPVETKPQN

Catalytic domain sequence

240 aa
KARILLLTGSPPKPCDNPIGDHYLLKSVKNKIDYCRLHGIEIVYNMAHLDKELAGYWAKLPMIRRLMLSHPEVEWIWWMDSDALFTDILFQIPLARYQKHNLVIHGYPDLLFDQKSWIALNTGSFLLRNCQWSLDLLDAWAPMGPKGPIRDEAGKVLTAYLKGRPAFEADDQSALIYLLLSQKDTWMEKVFVENQYYLHGFWEGLVDRYEEMIEKYHPGLGDERWPFVTHFVGCKPCGSY