Term Name: beta-D-Galp-(1->4)-D-Xylp
Synonyms: (2R,3R,4S,5R,6S)-2-(hydroxymethyl)-6-[(3R,4R,5R)-4,5,6-trihydroxyoxan-3-yl]oxyoxane-3,4,5-triol, 4-O-beta-D-galactopyranosyl-D-xylopyranose, 4-O-galactosyl-D-xylose, 4-O-galactosylxylose, beta-D-galacto-hexopyranosyl-(1->4)-D-xylo-pentopyranose, Gal(b1-4)Xyl, gaxilosa, gaxilose, gaxilosum, WURCS=2.0/2,2,1/[a212h-1x_1-5][a2112h-1b_1-5]/1-2/a4-b1
Definition: A disaccharide consisting of a beta-D-galactopyranose residue joined to a D-xylopyranose residue by a (1->4) glycosidic bond. Used to diagnose hypolactasia (lactose intolerance as a result of lactase deficiency) via presence of D-xylose after cleavage by lactase.
Ontology: ChEBI [CHEBI:148937]  ( EBI )

Relationships
is a type of: glycosylxylose
has_functional_parent: beta-D-galactose D-xylopyranose
has_role: diagnostic agent
inverse has_functional_parent: beta-D-Galp-(1->3)-beta-D-Galp-(1->4)-D-Xylp