Osteonectin

**Definition:** Non-collagenous, calcium-binding glycoprotein of developing bone. It links collagen to mineral in the bone matrix. In the synonym SPARC glycoprotein, the acronym stands for Secreted Protein, Acidic and Rich in Cysteine.

**Tree numbers:** - D09.400.430.912 - D12.776.157.125.715 - D12.776.395.600

**Synonyms:** - Basement Membrane Tumor Protein - BM 40 Protein - BM-40 - SPARC Glycoprotein