Nevertheless , cyclol bonds were identified in small , naturally occurring cyclic peptides in the 1950s .
Bernal 's short - lived acceptance of the Langmuir - Wrinch hypothesis that protein folding is driven by hydrophobic association .
Cyclol bonds were identified in small , naturally occurring cyclic peptides in the 1950s .
Bernal 's short - lived acceptance of the Langmuir - Wrinch hypothesis that protein folding is driven by hydrophobic association .