General term for a protein-polysaccharide complex, usually implying that the protein component is the major part of the complex, in contradistinction to mucopolysaccharide; mucoprotein's include the a1-and a2-globulins of serum (and others). Sometimes called glycoproteins, although this term usually refers to those mucoproteins's containing less than 4% carbohydrate.

Tamm-Horsfall mucoprotein, the matrix of urinary casts derived from the secretion of renal tubular cells.

(05 Mar 2000)