Type I collagen

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collagen, type I, alpha 1
Symbol COL1A1
Entrez 1277
HUGO 2197
OMIM 120150
RefSeq NM_000088
UniProt P02452
Other data
Locus Chr. 17 q21.3-q22
collagen, type I, alpha 2
Symbol COL1A2
Alt. symbols OI4
Entrez 1278
HUGO 2198
OMIM 120160
RefSeq NM_000089
UniProt P08123
Other data
Locus Chr. 7 q21.3-22.1

Type I collagen is the most abundant collagen of the human body which forms large, eosinophilic fibers known as collagen fibers. It is present in scar tissue, the end product when tissue heals by repair, as well as tendons, ligaments, the endomysium of myofibrils, the organic part of bone, the dermis, the dentin and organ capsules.

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External links[edit]


  • Junqueira's Basic Histology, p106