Biglycan

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Biglycan

a small proteoglycan, 150-240 kd, of the extracellular matrix. The core protein has a mass of _42 kd and is very similar to the core protein of decorin and fibromodulin. All three have highly conserved sequences containing 10 internal homologous repeats of _ 25 amino acids with leucine rich motifs. Biglycan has two glycosaminoglycan chains, either chondroitin sulphate or dermatan sulphate and N linked oligosaccharides.