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1. What is the Richardson Lab Excited about Now? · Seeing the Invisible: 50 Years of Macromolecular Vis

   https://exhibits.library.duke.edu/exhibits/show/invisible/now

   That assurance, however, vanishes by 3Å resolution, at which point sidechain shapes, and crucially the carbonyl oxygens, disappear into blobs or (...)

2. Brass Models: Placing Atoms into the Electron Density · Seeing the Invisible: 50 Years of Macromolec

   https://exhibits.library.duke.edu/exhibits/show/invisible/case03

   Brass model pieces, tools, & supports On the floor of the case are a few representative peptide and tetrahedral carbon model pieces, (...)

3. Glossary · Seeing the Invisible: 50 Years of Macromolecular Visualization · Duke University Library

   https://exhibits.library.duke.edu/exhibits/show/invisible/glossary

   The backbone atoms between one Cα and the next all lie in a plane, called a peptide. α-helix, β-sheet Common local substructures in (...)

4. Other Uses and Influences of Ribbons · Seeing the Invisible: 50 Years of Macromolecular Visualizatio

   https://exhibits.library.duke.edu/exhibits/show/invisible/case10

   For proteins, helices and sheets are approximately linear or flat, with peptide CO groups all pointing in the same or opposite directions.

5. Organic chemistry - Chemistry - LibGuides at Duke University

   https://guides.library.duke.edu/c.php?g=289260&p=9777868

   The scope of the journal covers a range of topics at the organic chemistry-biology interface, including: enzyme catalysis, biotransformation and (...)

6. Organic chemistry - Chemistry - LibGuides at Duke University

   https://guides.library.duke.edu/chemistry/ochem

   The scope of the journal covers a range of topics at the organic chemistry-biology interface, including: enzyme catalysis, biotransformation and (...)