Type-I collagen is the most abundant collagen of the human body. It is present in scar tissue, the end product when tissue heals by repair. It is found in tendons, the endomysium of myofibrils and the organic part of bone. [edit] See also [edit] External links | Protein: scleroproteins | | | Extracellular matrix | | | | 1-12 | type I ( COL1A1, COL1A2) · type II ( COL2A1) · type III · type IV ( COL4A1, COL4A2, COL4A3, COL4A4, COL4A5, COL4A6) · type V ( COL5A1, COL5A2, COL5A3) · type VI ( COL6A1, COL6A2, COL6A3) · type VII ( COL7A1) · type VIII ( COL8A1, COL8A2) · type IX ( COL9A1, COL9A2, COL9A3) · type X ( COL10A1) · type XI ( COL11A1, COL11A2) · type XII ( COL12A1) | | | 13-29 | | | | | | | | | | | | | | | | | Other | | | | | Keratin/Cytokeratin | | | type I/chromosome 17 (10, 12, 13, 14, 15, 16, 17, 19, 20) · chromosome 12 (18) · none (21)
type II/chromosome 12 ( 1, 2A, 3, 4, 5, 6A, 6B, 7, 8, 9) | | | | type I/chromosome 17 (31, 32, 33A, 33B, 34, 35, 36, 37, 38)
type II/chromosome 12 ( 81, 82, 83, 84, 85, 86) | | | Ungrouped alpha | chromosome 17 (23, 24, 25, 26, 27, 28, 39, 40)
chromosome 12 ( 71, 72, 73, 74, 75, 76, 77, 78, 79, 80) | | | Not alpha | | | | | Other | | | | | | |