Collagen
Unknown Year, Unknown Dimensions
![](https://cdn.rcsb.org/pdb101/geis/images/logos/geis-1025.png)
Geis paints a triple twist pattern in his depiction of collagen. He portrays the chains in a thick, rope-like manner, which reflects the function of the collagen protein in strengthening tendons and muscles in animals.
Used with permission from the Howard Hughes Medical Institute (www.hhmi.org). All rights reserved.
![](https://cdn.rcsb.org/pdb101/geis/images/static/geis-1025-collagen.png)
Related PDB Entry: 1CAG
Experimental Structure Citation
Bella, J., Eaton, M., Brodsky, B., & Berman, H. M. (1994). Crystal and molecular structure of a collagen-like peptide at 1.9 Å resolution. Science, 266, 75-81.
About Collagen
Molecule of the Month: Collagen
Collagen is a fibrous, structural protein that is an important component of the musculoskeletal system. It is the most abundant protein in mammals and has a triple helical structure.
Text References
Goodsell, D. (2000). Molecule of the Month: Collagen. DOI: 10.2210/rcsb_pdb/mom_2000_4
Initial Structure Determination Reference
Rich, A. & Crick, F. (1955). The structure of collagen. Nature, 176, 915-916.