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Questions
Section 4.4: The α Helix
Geometry of the α Helix
Geometry of the α Helix, Part 2
The α Helix is Stabilized by Hydrogen Bonds
α-Helix in PDB Model 1A6M
Phi and Psi angles of the α Helix
The Helix is a Common Organizational Feature
Section 4.5: β Sheets
Geometry of Anti-Parallel &beta Sheets
Geometry of Parallel &beta Sheets
More β sheet geometry
β-Sheet in PDB Model 1A6M
More β sheet geometry, Part 2
Phi and Psi angles of the β Sheet
β Barrels
3D Molecular Visualization
Getting Models from the Protein Databank
Viewing a Model in RasMol
Viewing a Model in Jmol
Viewing the Model of Insulin: PDB 1XW7
Questions
References
Next Lecture: Sections 4.9 - 4.14