Elastin is a major structural protein in the connective tissue of the elastic structures

Collagen is a main structural protein found in skin and the connective tissue

Less abundant than collagen

Third most abundant protein in the body

Yellow color protein

White color protein

Found in blood vessels and skin

Makes structures elastic

Gives strength to structures

Mainly produced in the fetus. It is no longer produced after puberty

Produced throughout life until ageing begins

Deficiencies from Marfan’s syndrome, atherosclerosis and emphysema

Deficiencies form osteogenesis imperfect, chondrodysplasias, and Ehlers-Danlos syndrome