fig4
![Skin collagen through the lifestages: importance for skin health and beauty](https://image.oaes.cc/31d21692-1f43-4888-b39d-c1e25032fcda/3863.fig.4.jpg)
Figure 4. The organization of collagen fibrils into fibre bundles. Individual α-chains are woven into triple helices via a zipper mechanism. Bundles of triple helices form fibrils and these fibrils are aggregated into larger fibres. (By permission of MINERVA Research Labs Ltd - London)