GT-CORE (public beta v1)

Glycosyltransferase Curated Online Resource for Enzymology

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

Has3

Mus musculus · Hyaluronan synthase 3 (EC 2.4.1.212)

GT2Non-model organism · annotation 4–5Fold GT-AInverting

External resources

Identification and annotation

CAZy familyGT2 · CAZy entry
Gene symbolHas3
Synonyms / alternate names
  • Hyaluronate synthase 3
  • Hyaluronic acid synthase 3
UniProt accessionO08650
NCBI Gene ID15118
Source speciesMus musculus
Taxonomic domainEukaryota
UniProt annotation level5

Function and localisation

Enzyme functionHyaluronan synthase 3 (EC 2.4.1.212)
Subcellular location
  • Cell membrane
  • Golgi apparatus membrane
  • Golgi apparatus, trans-Golgi network membrane
  • Cytoplasmic vesicle

Structure and mechanism

Fold typeGT-A
Catalytic mechanismInverting
Cation dependenceYes (Mg2+)
Oligomeric statenot curated
PDB structuresnot curated

Donor and acceptor specificity

Sugar nucleotide donor
  • UDP-N-acetyl-alpha-D-glucosamine
  • UDP-alpha-D-glucuronate
Donor CCD code(s)UD1, UGA
Acceptor substrate(s)
  • [hyaluronan](n)
  • N-acetyl-beta-D-glucosaminyl-(1->4)-[hyaluronan](n)
Acceptor CCD / GlycoCTnot curated

Protein sequences

Full protein sequence

554 aa
MPVQLTTALRVVGTSLFALVVLGGILAAYVTGYQFIHTEKHYLSFGLYGAILGLHLLIQSLFAFLEHRRMRRAGRPLKLHCSQRPRSVALCIAAYQEDPEYLRKCLRSAQRIAFPNLKVVMVVDGNRQEDTYMLDIFHEVLGGTEQAGFFVWRSNFHEAGEGETEASLQEGMERVRAVVWASTFSCIMQKWGGKREVMYTAFKALGNSVDYIQVCDSDTVLDPACTIEMLRVLEEDPQVGGVGGDVQILNKYDSWISFLSSVRYWMAFNVERACQSYFGCVQCISGPLGMYRNSLLQQFLEDWYHQKFLGSKCSFGDDRHLTNRVLSLGYRTKYTARSKCLTETPTRYLRWLNQQTRWSKSYFREWLYNSLWFHKHHLWMTYESVVTGFFPFFLIATVIQLFYRGRIWNILLFLLTVQLVGIIKATYACFLRGNAEMIFMSLYSLLYMSSLLPAKIFAIATINKSGWGTSGRKTIVVNFIGLIPVSIWVAVLLGGLAYTAYCQDLFSETELAFLVSGAILYGCYWVALLMLYLAIIARRCGKKPEQYSLAFAEV

Catalytic domain sequence

279 aa
SVALCIAAYQEDPEYLRKCLRSAQRIAFPNLKVVMVVDGNRQEDTYMLDIFHEVLGGTEQAGFFVWRSNFHEAGEGETEASLQEGMERVRAVVWASTFSCIMQKWGGKREVMYTAFKALGNSVDYIQVCDSDTVLDPACTIEMLRVLEEDPQVGGVGGDVQILNKYDSWISFLSSVRYWMAFNVERACQSYFGCVQCISGPLGMYRNSLLQQFLEDWYHQKFLGSKCSFGDDRHLTNRVLSLGYRTKYTARSKCLTETPTRYLRWLNQQTRWSKSYFRE