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

Main ChEBI Ontology Automatic Xrefs Reactions Pathways Models
ChEBI Name O-(N-acetyl-α-D-galactosaminyl)-L-threonine
ChEBI ID CHEBI:53609
ChEBI ASCII Name O-(N-acetyl-alpha-D-galactosaminyl)-L-threonine
Definition A 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.
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
Download Molfile XML SDF
Formula C12H22N2O8
Net Charge 0
Average Mass 322.31170
Monoisotopic Mass 322.13762
InChI InChI=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
InChIKey KUIFHYPNNRVEKZ-VIJRYAKMSA-N
SMILES C[C@@H](O[C@H]1O[C@H](CO)[C@H](O)[C@H](O)[C@H]1NC(C)=O)[C@H](N)C(O)=O
Roles Classification
Chemical Role(s): Bronsted base
A molecular entity capable of accepting a hydron from a donor (Bronsted acid).
(via organic amino compound )
Bronsted acid
A molecular entity capable of donating a hydron to an acceptor (Bronsted base).
(via oxoacid )
Biological Role(s): tumour antigen
An antigenic substance produced in tumour cells, which triggers an immune response in the host.
View more via ChEBI Ontology
ChEBI Ontology
Outgoing 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 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 Sources
3-O-(2-acetamido-2-deoxy-α-D-galactopyranosyl)-L-threonine ChEBI
α-D-GalNAc-Thr ChEBI
GalNAc(α1→O)Thr JCBN
GalNac-α-1-O-threonine ChEBI
GalNAcα-O-Thr ChEBI
N-acetyl-α-D-galactosaminyl-1-O-threonine ChEBI
O-[2-(acetylamino)-2-deoxy-α-D-galactopyranosyl]-L-threonine ChEBI
Tn antigen
Note: (2021-09-10) Tn antigen can refer to the monosaccharide structure N-acetyl-α-D-galactosamine linked to serine or threonine by a glycosidic bond.
 ChEBI
Citations Waiting for Citations Types Sources
21080675 PubMed citation Europe PMC
33014816 PubMed citation Europe PMC
33260328 PubMed citation Europe PMC
33705133 PubMed citation Europe PMC
34375180 PubMed citation Europe PMC
Last Modified
10 September 2021