label: base composition glycan
label_lc: base composition glycan
description: "A partially-defined glycan in which the number and type of monosaccharides (hexose, pentose, etc.) is known, but the identities of the individual monosaccharides and the connectivity and configuration of the anomeric linkages are not known. See http://purl.obolibrary.org/obo/GNO_00000013."