CHEBI:53609 - O-(N-acetyl-α-D-galactosaminyl)-L-threonine

ChEBI IDCHEBI:53609
ChEBI NameO-(N-acetyl-α-D-galactosaminyl)-L-threonine
Stars
ASCII NameO-(N-acetyl-alpha-D-galactosaminyl)-L-threonine
DefinitionA L-threonine derivative that is N-acetyl-α-D-galactosamine linked via an α glycosidic bond to the O at position 3 of L-threonine.
Last Modified10 September 2021
SubmitterMarcus Ennis
DownloadsMolfile
FormulaC12H22N2O8
Net Charge0
Average Mass322.314
Monoisotopic Mass322.13762
SMILESCC(=O)N[C@H]1[C@@H](O[C@H](C)[C@H](N)C(=O)O)O[C@H](CO)[C@H](O)[C@@H]1O
InChIInChI=1S/C12H22N2O8/c1-4(7(13)11(19)20)21-12-8(14-5(2)16)10(18)9(17)6(3-15)22-12/h4,6-10,12,15,17-18H,3,13H2,1-2H3,(H,14,16)(H,19,20)/t4-,6-,7+,8-,9+,10-,12+/m1/s1
InChIKeyKUIFHYPNNRVEKZ-VIJRYAKMSA-N
Roles Classification
Chemical Roles:
Bronsted base  A molecular entity capable of accepting a hydron from a donor (Brønsted acid).
Bronsted acid  A molecular entity capable of donating a hydron to an acceptor (Brønsted base).
Biological Role:
tumour antigen  An antigenic substance produced in tumour cells, which triggers an immune response in the host.
ChEBI Ontology
Outgoing Relation(s)
O-(N-acetyl-α-D-galactosaminyl)-L-threonine (CHEBI:53609) has role tumour antigen (CHEBI:144829)
O-(N-acetyl-α-D-galactosaminyl)-L-threonine (CHEBI:53609) is a L-threonine derivative (CHEBI:84189)
O-(N-acetyl-α-D-galactosaminyl)-L-threonine (CHEBI:53609) is a non-proteinogenic L-α-amino acid (CHEBI:83822)
Incoming Relation(s)
O-(N-acetyl-α-D-galactosaminyl)-L-threonine residue (CHEBI:87075) is substituent group from O-(N-acetyl-α-D-galactosaminyl)-L-threonine (CHEBI:53609)
O-(N-acetyl-α-D-galactosaminyl)-L-threonino group (CHEBI:73230) is substituent group from O-(N-acetyl-α-D-galactosaminyl)-L-threonine (CHEBI:53609)
IUPAC Name 
O-(2-acetamido-2-deoxy-α-D-galactopyranosyl)-L-threonine
Synonyms  Source
GalNAc(α1→O)ThrJCBN
3-O-(2-acetamido-2-deoxy-α-D-galactopyranosyl)-L-threonineChEBI
Tn antigenChEBI
α-D-GalNAc-ThrChEBI
GalNac-α-1-O-threonineChEBI
N-acetyl-α-D-galactosaminyl-1-O-threonineChEBI
Citations