AUGUST 4, 2006
  Penn Researchers Determine Structure of Smallpox Virus Protein Bound to DNA
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Image    1  2

The smallpox virus topoisomerase enzyme-DNA complex (DNA, yellow; topoisomerase, blue; covalent bond between the topoisomerase and the DNA, pink sphere)

Image Credit: Kay Perry, PhD, Frederic D. Bushman, PhD, Gregory D. Van Duyne, PhD, University of Pennsylvania School of Medicine; Molecular Cell


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