SEARCH Articles Figures Tables Bonded proteins Hydrogen bond protein structure Hydrogen bonding proteins Hydrogen bonding structures Hydrogen bonds pleated sheet Hydrogen structures Hydrogen-bonded protein structures Hydrogen-bonded sheets Hydrogenation structure Pleat Pleated Pleated [3 sheet Protein 1-sheet Protein bonds Protein hydrogen bonds Protein hydrogenation Protein structure 3-sheets Proteins bonding Proteins pleated sheet Sheet structures