Mineral matrix of enamel and dentin

The **mineral matrix of enamel and dentin** is not a single molecule or classical therapeutic target but rather refers to the hybrid *organic-inorganic scaffolding* within tooth tissues that enables mineralization. **Enamel** is the hardest tissue in the body, comprised of 95–98% mineral (mainly hydroxyapatite), minimal water, and only 1–2% organic matrix, which is rich in proteins such as amelogenin and enamelin[2][4][6]. This organic matrix, though scant, is essential during enamel formation for the organization and growth of hydroxyapatite crystals, but largely disappears once maturation is complete. **Dentin**, beneath the enamel, is less mineralized (70% hydroxyapatite), contains a significant organic matrix (mainly collagen type I, proteoglycans, and non-collagenous proteins), and is responsible for the bulk, flexibility, and resilience of the tooth[3][5]. The dentin matrix provides a scaffold critical for mineral deposition and is traversed by dentinal tubules, which house odontoblast processes, allowing for tooth sensitivity[3][5]. Both matrices play central roles in tooth development and structural integrity but are not themselves discrete, druggable targets as understood in molecular pharmacology[1][2]. Rather, their components are the subject of basic science, tooth regeneration, and biomimetic material research. **Clarification:** - This entry refers to a **structural composite** (the mineral/organic matrix of enamel and dentin), not a canonical gene, protein, receptor, or other conventional drug target[1][2][3]. - “Enamel/dentin mineral matrix” is not a standard molecular nomenclature and should not be listed as a therapeutic target; more specific constituents (e.g., amelogenin, collagen type I) are appropriate as molecular targets. **Summary:** - Not a druggable target - Describes a structural biological composite rather than a molecule - “Enamel/dentin mineral matrix” is an imprecise, non-canonical term in biomedical contexts[1]

Other names

enamel/dentin extracellular matrixenamel and dentin organic matrixenamel protein matrixdentin matrix