GO:0005584

collagen type I

Details: 
A collagen trimer containing alpha(I) chains. The most common form of type I collagen is a heterotrimer containing two alpha1(I) chains and one alpha2(I) chain; homotrimers containing three alpha1(I) chains are also found. Type I collagen triple helices associate to form banded fibrils. [GOC:mah, GOC:sl, ISBN:0721639976]
Evidence Code: