Type-III collagen

Overview
Collagen, type III, alpha 1 (Ehlers-Danlos syndrome type IV, autosomal dominant), also known as COL3A1, is a human gene.

Type-III collagen is a fibrous scleroprotein in bone, cartilage, tendon, bone marrow stroma and other connective tissue; yields gelatin on boiling.

Scleroprotein is a simple protein found in horny and cartilaginous tissues and in the lens of the eye.