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Class: Mainly Alpha (13335)
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Architecture: Orthogonal Bundle (10391)
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Topology: Topoisomerase I; domain 2 (14)
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Homologous Superfamily: Topoisomerase I, domain 2 (14)
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Escherichia coli. Organism_taxid: 562. (2)
1ECLA:164-212,A:474-590AMINO TERMINAL 67KDA DOMAIN OF ESCHERICHIA COLI DNA TOPOISOMERASE I (RESIDUES 2-590 OF MATURE PROTEIN) CLONING ARTIFACT ADDS TWO RESIDUES TO THE AMINO-TERMINUS WHICH WERE NOT OBSERVED IN THE EXPERIMENTAL ELECTRON DENSITY (GLY-2, SER-1).
1MW9X:164-212,X:474-587CRYSTAL STRUCTURE OF H365R MUTANT OF 67 KDA N-TERMINAL FRAGMENT OF E. COLI DNA TOPOISOMERASE I