A particular @G02656@ may occur in forms that differ in the structure of one or more or its carbohydrate units, a phenomenon known as microheterogeneity.
Sources: PAC, 1988, 60, 1389. (Nomenclature of glycoproteins, glycopeptides and peptidoglycans (Recommendations 1985)) on page 1391 [Terms] [Paper] White Book, 2nd ed., p. 86 [Terms] [Book]