An amino disaccharide consisting of N-acetyl-α-D-galactosamine having an N-acetyl-D-galactosaminyl residue attached at the 4-position via a β-linkage. Important epitope forming part of the O-polysaccharides of some Gram-negative bacteria.
Stars
This entity has been manually annotated by the ChEBI Team.
The biological role played by a material entity when bound by a receptor of the adaptive immune system. Specific site on an antigen to which an antibody binds.