| 1A41: Type 1-Topoisomerase Catalytic Fragment From Vaccinia Virus reference: Conservation of structure and mechanism between eukaryotic topoisomerase I and site-specific recombinases., Cheng C, Kussie P, Pavletich N, Shuman S, Cell 1998 Mar 20;92(6):841-50. PMID: 9529259 |
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