GT-CORE (public beta v1)

Glycosyltransferase Curated Online Resource for Enzymology

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

GALNT2

Homo sapiens · Polypeptide N-acetylgalactosaminyltransferase (EC 2.4.1.-)

GT27Model organism · annotation ≥ 4Fold GT-ARetaining

External resources

Identification and annotation

CAZy familyGT27 · CAZy entry
Gene symbolGALNT2
Synonyms / alternate names
  • GalNAc-T2
  • Protein-UDP acetylgalactosaminyltransferase
UniProt accessionA0A1L7NY50
NCBI Gene ID2590
Source speciesHomo sapiens
Taxonomic domainEukaryota
UniProt annotation level4

Function and localisation

Enzyme functionPolypeptide N-acetylgalactosaminyltransferase (EC 2.4.1.-)
Subcellular location
  • Golgi apparatus membrane
  • Golgi apparatus, Golgi stack membrane
  • Secreted

Structure and mechanism

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

Donor and acceptor specificity

Sugar nucleotide donorUDP-N-acetyl-alpha-D-galactosamine
Donor CCD code(s)UD2
Acceptor substrate(s)
  • L-seryl-[protein]
  • L-threonyl-[protein]
Acceptor CCD / GlycoCTnot curated

Protein sequences

Full protein sequence

571 aa
MRRRSRMLLCFAFLWVLGIAYYMYSGGGSALAGGAGGGAGRKEDWNEIDPIKKKDLHHSNGEEKAQSMETLPPGKVRWPDFNQEAYVGGTMVRSGQDPYARNKFNQVESDKLRMDRAIPDTRHDQCQRKQWRVDLPATSVVITFHNEARSALLRTVVSVLKKSPPHLIKEIILVDDYSNDPEDGALLGKIEKVRVLRNDRREGLMRSRVRGADAAQAKVLTFLDSHCECNEHWLEPLLERVAEDRTRVVSPIIDVINMDNFQYVGASADLKGGFDWNLVFKWDYMTPEQRRSRQGNPVAPIKTPMIAGGLFVMDKFYFEELGKYDMMMDVWGGENLEISFRVWQCGGSLEIIPCSRVGHVFRKQHPYTFPGGSGTVFARNTRRAAEVWMDEYKNFYYAAVPSARNVPYGNIQSRLELRKKLSCKPFKWYLENVYPELRVPDHQDIAFGALQQGTNCLDTLGHFADGVVGVYECHNAGGNQEWALTKEKSVKHMDLCLTVVDRAPGSLIKLQGCRENDSRQKWEQIEGNSKLRHVGSNLCLDSRTAKSGGLSVEVCGPALSQQWKFTLNLQQ

Catalytic domain sequence

180 aa
SVVITFHNEARSALLRTVVSVLKKSPPHLIKEIILVDDYSNDPEDGALLGKIEKVRVLRNDRREGLMRSRVRGADAAQAKVLTFLDSHCECNEHWLEPLLERVAEDRTRVVSPIIDVINMDNFQYVGASADLKGGFDWNLVFKWDYMTPEQRRSRQGNPVAPIKTPMIAGGLFVMDKFYF