Amino Acids, Proteins and Porphyrins
Most abundant collagen in body is
a. Collagen is the most abundant protein in animal word (25% protein of mammals).
b. All collagen types have a triple-helical structure.
Types →19 types.
Types I→found in → skin, Tendon, bone, dentin, fascia (Most abundant) i.e. most connective tissues.
Type II →found in → cartilage, nucleus pulposus, notochord, vitreous body.
Type III → found in → skin (fetal skin), uterus, Blood vessels.
Type IV →found in → Basement membrane of kid; lens capsule.
Type XIX →found in →Rhabdomyosarcoma cells.