The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/by/3.0/). For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.
Term:
3-O-\{(1R)-1-[(1,3-dihydroxypropan-2-yl)oxy]-2-hydroxyethyl\}-2,6-bis-O-\{(1S)-1-[(1,3-dihydroxypropan-2-yl)oxy]-2-hydroxyethyl\}-beta-D-Man-(1->4) -beta-D-GlcNAc-(1->4)-3-O-[(1S)-2-hydroxy-1-\{[(2S)-1-hydroxypropan-2-yl]oxy\}ethyl]-D-GlcNAc-yl group
A trisaccharide glucosaminyl group resulting from periodate treatment of the N-glycan phytohemaglutinin(PHA). In the structure, the asterisk represents the point of attachment to an asparagine residue in the protein part of the originating glycoprotein.
3-O-\{(1R)-1-[(1,3-dihydroxypropan-2-yl)oxy]-2-hydroxyethyl\}-2,6-bis-O-\{(1S)-1-[(1,3-dihydroxypropan-2-yl)oxy]-2-hydroxyethyl\}-beta-D-Man-(1->4) -beta-D-GlcNAc-(1->4)-3-O-[(1S)-2-hydroxy-1-\{[(2S)-1-hydroxypropan-2-yl]oxy\}ethyl]-D-GlcNAc-yl group
3-O-\{(1R)-1-[(1,3-dihydroxypropan-2-yl)oxy]-2-hydroxyethyl\}-2,6-bis-O-\{(1S)-1-[(1,3-dihydroxypropan-2-yl)oxy]-2-hydroxyethyl\}-beta-D-Man-(1->4) -beta-D-GlcNAc-(1->4)-3-O-[(1S)-2-hydroxy-1-\{[(2S)-1-hydroxypropan-2-yl]oxy\}ethyl]-D-GlcNAc-yl group