Type 1 collagen
Bone, teeth, skin, tendons and vasculature
Type 2 collagen
Cartilage and the eye
Type 3 Collagen
Skin, lungs, intestinal walls and blood vessels
Type 4 collagen
3 alpha isoforms which make up the basement membrane
Type 5 collagen
Dermis/epidermis junction, placental tissue and tissues similar to type 1 collagen