1A35: Human Topoisomerase Idna Complex
reference: Crystal structures of human topoisomerase I in covalent and noncovalent complexes with DNA., Redinbo MR, Stewart L, Kuhn P, Champoux JJ, Hol WG, Science 1998 Mar 6;279(5356):1504-13. PMID: 9488644

This OCA Structure page
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