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Figure 1.
Figure 1 Electron density for a helix of terminal protein near
the active site of polymerase. On the left is a 3.5 Å
resolution map contoured at 1 using
data from the I23 crystal form. It was calculated using
amplitudes sharpened by a factor of 100 and experimentally
phased with solvent-flattened heavy-atom phases. Side chains
cannot be unambiguously assigned in this map. On the right is a
composite omit map contoured at 1 and
calculated to 3 Å using data from the C2 crystal form.
Side chain density is much better defined in this map. Figures
1, 2, 3A, 3B, and 4 were made using Pymol (http://www.pymol.org).
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