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Unformatted text preview: determinants of the coiled coil fold. 1 (Erin O’Shea, Juli D. Klem, Peter S. Kim, and Tom Alber (1991). X-ray Structure of the CGN4 Leucine Zipper, a Two-Stranded, Parallel Coiled Coil. Science, 254: 539-544.)] Questions (turn in Session 15): 1. Identify the ion pairs present or potentially present in the GCN4 structure. 2. Create a single image of the GCN4 (PDB-ID: 2ZTA) structure that shows: a. the backbones of the two coils depicted as ribbons, colored by chain and, b. the inter-helical ion pairs you identified depicted as space-filled models....
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- Spring '08
- coiled coil, Peter S. Kim