@article{article, title = {{Flexible loops and helical arches.}}, url = {{}}, year = {{1998}}, month = {{8}}, author = {{Sayers JR and Artymiuk PJ}}, doi = {{10.1038/1358}}, volume = {{5}}, journal = {{Nat Struct Biol}}, issue = {{8}}, pages = {{668-670}}, note = {{Accessed on 2025/06/24}}}