SEARCH Articles Figures Tables Alpha helices, amphipathic hydrophobic Alpha helix amphipathic Alpha helix beta structure Alpha helix molecular model Alpha helix structure Alpha helix terminus Alpha-Helix, Protein Secondary Structures Helix, alpha , double Membrane proteins alpha helix Peptides alpha-helix polypeptides Protein structure alpha helix Proteins alpha helix Right-handed alpha helix The alpha (a) helix is an important element of secondary structure The alpha helix