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Potent catenation of supercoiled and gapped DNA circles by topoisomerase I in the presence of a hydrophilic polymer.
J Biol Chem. 1984 Apr 10;259(7):4576-81
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Mechanism of antitumor drug action: poisoning of mammalian DNA topoisomerase II on DNA by 4'-(9-acridinylamino)-methanesulfon-m-anisidide.
Proc Natl Acad Sci U S A. 1984 Mar;81(5):1361-5
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Rapid detection and isolation of covalent DNA/protein complexes: application to topoisomerase I and II.
EMBO J. 1984 Mar;3(3):671-6
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HMG17 protein facilitates the DNA catenation reaction catalyzed by DNA topoisomerases.
Arch Biochem Biophys. 1984 May 15;231(1):169-74
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Inhibition of the DNA catenation activity of type II topoisomerase by VP16-213 and VM26.
Biochem Biophys Res Commun. 1984 Jul 18;122(1):165-70
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Nonintercalative antitumor drugs interfere with the breakage-reunion reaction of mammalian DNA topoisomerase II.
J Biol Chem. 1984 Nov 10;259(21):13560-6
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Biology of bacterial deoxyribonucleic acid topoisomerases.
Microbiol Rev. 1984 Dec;48(4):273-89
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Mechanism of inhibition of DNA gyrase by analogues of nalidixic acid: the target of the drugs is DNA.
Proc Natl Acad Sci U S A. 1985 Jan;82(2):307-11
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A type-II DNA topoisomerase and a catenating protein from the transplantable VX2 carcinoma.
Eur J Biochem. 1985 Feb 1;146(3):483-8
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Purification and characterization of a type II DNA topoisomerase from bovine calf thymus.
J Biol Chem. 1985 Feb 25;260(4):2475-82
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Novel partitioning of DNA cleavage sites for Drosophila topoisomerase II.
Cell. 1985 Apr;40(4):933-41
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Duplex DNA knots produced by Escherichia coli topoisomerase I. Structure and requirements for formation.
J Biol Chem. 1985 Apr 25;260(8):4975-83
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Mechanism of strand passage by Escherichia coli topoisomerase I. The role of the required nick in catenation and knotting of duplex DNA.
J Biol Chem. 1985 Apr 25;260(8):4984-94
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Purification and characterization of Plasmodium berghei DNA topoisomerases I and II: drug action, inhibition of decatenation and relaxation, and stimulation of DNA cleavage.
Biochemistry. 1986 Apr 8;25(7):1471-9
PMID: 3011062
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Inhibitors of trypanosome topoisomerases.
Biochem Soc Trans. 1986 Apr;14(2):496-9
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Quantitation of single- and double-strand DNA breaks in vitro and in vivo.
Anal Biochem. 1986 May 1;154(2):485-91
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Effect of 4-quinolones and novobiocin on calf thymus DNA polymerase alpha primase complex, topoisomerases I and II, and growth of mammalian lymphoblasts.
Antimicrob Agents Chemother. 1986 Jun;29(6):1073-8
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DNA gyrase complex with DNA: determinants for site-specific DNA breakage.
EMBO J. 1986 Jun;5(6):1411-8
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A quantitative decatenation assay for type II topoisomerases.
Anal Biochem. 1986 Aug 1;156(2):364-79
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New structure-activity relationships of the quinolone antibacterials using the target enzyme. The development and application of a DNA gyrase assay.
J Med Chem. 1986 Mar;29(3):394-404
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Mechanism of inhibition of DNA gyrase by quinolone antibacterials: a cooperative drug--DNA binding model.
Biochemistry. 1989 May 2;28(9):3886-94
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Biochemical characteristics and physiological significance of major DNA topoisomerases.
Antimicrob Agents Chemother. 1989 Dec;33(12):2027-33
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Inhibitory effects of quinolone antibacterial agents on eucaryotic topoisomerases and related test systems.
Antimicrob Agents Chemother. 1990 Jan;34(1):8-12
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Molecular weight estimation and separation of ribonucleic acid by electrophoresis in agarose-acrylamide composite gels.
Biochemistry. 1968 Feb;7(2):668-74
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Interaction between DNA and an Escherichia coli protein omega.
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Intercalative antitumor drugs interfere with the breakage-reunion reaction of mammalian DNA topoisomerase II.
J Biol Chem. 1984 Jul 25;259(14):9182-7
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In vivo mapping of DNA topoisomerase II-specific cleavage sites on SV40 chromatin.
Cell. 1985 May;41(1):127-32
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DNA topoisomerases: enzymes that control DNA conformation.
Curr Top Microbiol Immunol. 1985;114:19-102
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Mapping of DNA gyrase cleavage sites in vivo oxolinic acid induced cleavages in plasmid pBR322.
J Mol Biol. 1985 Feb 20;181(4):545-50
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Replication of pBR322 DNA in vitro with purified proteins. Requirement for topoisomerase I in the maintenance of template specificity.
J Biol Chem. 1985 Aug 5;260(16):9316-25
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DNA topoisomerases.
Annu Rev Biochem. 1985;54:665-97
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Effects of the DNA intercalators 4'-(9-acridinylamino)methanesulfon-m-anisidide and 2-methyl-9-hydroxyellipticinium on topoisomerase II mediated DNA strand cleavage and strand passage.
Biochemistry. 1985 Nov 5;24(23):6410-6
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Purification and characterization of DNA topoisomerase II from calf thymus associated with polypeptides of 175 and 150 kDa.
Eur J Biochem. 1986 Nov 3;160(3):451-7
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In vivo localization of DNA topoisomerase II cleavage sites on Drosophila heat shock chromatin.
Mol Cell Biol. 1986 Apr;6(4):985-92
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Mechanistic aspects of DNA topoisomerases.
Adv Protein Chem. 1986;38:69-107
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Mapping the active site tyrosine of Escherichia coli DNA gyrase.
J Biol Chem. 1987 Apr 15;262(11):5339-44
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Effects of ciprofloxacin on eucaryotic pyrimidine nucleotide biosynthesis and cell growth.
Antimicrob Agents Chemother. 1987 May;31(5):774-9
PMID: 3606077
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DNA gyrase-catalyzed decatenation of multiply linked DNA dimers.
J Biol Chem. 1987 Jul 25;262(21):10362-8
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Calcium-promoted DNA cleavage by eukaryotic topoisomerase II: trapping the covalent enzyme-DNA complex in an active form.
Biochemistry. 1987 Jul 14;26(14):4303-9
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Major discrepancies between results obtained with two different methods for evaluating DNA damage: alkaline elution and alkaline unwinding. Possible explanations.
Anticancer Res. 1987 Jul-Aug;7(4B):669-80
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Purification of topoisomerase II from amsacrine-resistant P388 leukemia cells. Evidence for two forms of the enzyme.
J Biol Chem. 1987 Dec 5;262(34):16739-47
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Effect of DNA gyrase inhibitors pefloxacin, five other quinolones, novobiocin, and clorobiocin on Escherichia coli topoisomerase I.
Antimicrob Agents Chemother. 1987 Dec;31(12):1925-8
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Mode of action of the quinolone antimicrobial agents.
Rev Infect Dis. 1988 Jan-Feb;10 Suppl 1:S14-21
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Studies on the interaction of 4-quinolones with DNA by DNA unwinding experiments.
Biochim Biophys Acta. 1988 Mar 31;949(3):279-87
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Inhibitors of DNA topoisomerases.
Biochemistry. 1988 Apr 5;27(7):2253-9
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In vitro cleavable-complex assay to monitor antimicrobial potency of quinolones.
Antimicrob Agents Chemother. 1988 Jul;32(7):1086-9
PMID: 2847641
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DNA gyrase binds to the family of prokaryotic repetitive extragenic palindromic sequences.
Proc Natl Acad Sci U S A. 1988 Dec;85(23):8850-4
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Mechanism of quinolone inhibition of DNA gyrase. Appearance of unique norfloxacin binding sites in enzyme-DNA complexes.
J Biol Chem. 1989 Feb 15;264(5):2973-8
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Genetic profile of a nalidixic acid analog: a model for the mechanism of sister chromatid exchange induction.
Environ Mol Mutagen. 1989;13(3):238-52
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Biochemical basis for the interactions of type I and type II topoisomerases with DNA.
Pharmacol Ther. 1989;41(1-2):223-41
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DNA topoisomerases.
Gene Amplif Anal. 1981;2:455-73
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Cloning and simplified purification of Escherichia coli DNA gyrase A and B proteins.
J Biol Chem. 1984 Jul 25;259(14):9199-201
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DNA gyrase: an enzyme that introduces superhelical turns into DNA.
Proc Natl Acad Sci U S A. 1976 Nov;73(11):3872-6
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Strand breakage by the DNA untwisting enzyme results in covalent attachment of the enzyme to DNA.
Proc Natl Acad Sci U S A. 1977 Sep;74(9):3800-4
PMID: 198805
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Mechanism of action of nalidixic acid: purification of Escherichia coli nalA gene product and its relationship to DNA gyrase and a novel nicking-closing enzyme.
Proc Natl Acad Sci U S A. 1977 Nov;74(11):4767-71
PMID: 200930
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Nalidixic acid resistance: a second genetic character involved in DNA gyrase activity.
Proc Natl Acad Sci U S A. 1977 Nov;74(11):4772-6
PMID: 337300
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Energy coupling in DNA gyrase and the mechanism of action of novobiocin.
Proc Natl Acad Sci U S A. 1978 Oct;75(10):4838-42
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Site-specific cleavage of DNA by E. coli DNA gyrase.
Cell. 1979 May;17(1):175-84
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Structure and activities of Escherichia coli DNA gyrase.
Cold Spring Harb Symp Quant Biol. 1979;43 Pt 1:41-52
PMID: 225110
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Nucleotide sequence of small ColE1 derivatives: structure of the regions essential for autonomous replication and colicin E1 immunity.
Mol Gen Genet. 1979 May 4;172(2):151-9
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DNA gyrase on the bacterial chromosome: DNA cleavage induced by oxolinic acid.
J Mol Biol. 1979 Jun 25;131(2):287-302
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A sign inversion mechanism for enzymatic supercoiling of DNA.
Science. 1979 Nov 30;206(4422):1081-3
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A topoisomerase from Escherichia coli related to DNA gyrase.
Proc Natl Acad Sci U S A. 1979 Dec;76(12):6110-4
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Interaction between DNA gyrase and its cleavage site on DNA.
J Biol Chem. 1980 Mar 10;255(5):2211-9
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Type II DNA topoisomerases: enzymes that can unknot a topologically knotted DNA molecule via a reversible double-strand break.
Cell. 1980 Mar;19(3):697-707
PMID: 6244895
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DNA gyrase action involves the introduction of transient double-strand breaks into DNA.
Proc Natl Acad Sci U S A. 1980 Apr;77(4):1847-51
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Covalent bonds between protein and DNA. Formation of phosphotyrosine linkage between certain DNA topoisomerases and DNA.
J Biol Chem. 1980 Jun 25;255(12):5560-5
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Formation and resolution of DNA catenanes by DNA gyrase.
Cell. 1980 May;20(1):245-54
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ATP-dependent DNA topoisonmerase from D. melanogaster reversibly catenates duplex DNA rings.
Cell. 1980 Aug;21(1):115-25
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DNA gyrase subunit stoichiometry and the covalent attachment of subunit A to DNA during DNA cleavage.
Nucleic Acids Res. 1980 Sep 11;8(17):3865-74
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Fluorometric method for rapid detection of DNA strand breaks in human white blood cells produced by low doses of radiation.
Cancer Res. 1981 May;41(5):1889-92
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Mapping the topography of DNA wrapped around gyrase by nucleolytic and chemical probing of complexes of unique DNA sequences.
Cell. 1981 Mar;23(3):721-9
PMID: 6261954
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Catenation and knotting of duplex DNA by type 1 topoisomerases: a mechanistic parallel with type 2 topoisomerases.
Proc Natl Acad Sci U S A. 1981 Feb;78(2):843-7
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A homogeneous type II DNA topoisomerase from HeLa cell nuclei.
J Biol Chem. 1981 Sep 10;256(17):9334-9
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DNA topoisomerases.
Annu Rev Biochem. 1981;50:879-910
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DNA gyrase: affinity chromatography on novobiocin-Sepharose and catalytic properties.
Nucleic Acids Res. 1981 Aug 11;9(15):3589-603
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Site-specific interaction of DNA gyrase with DNA.
Proc Natl Acad Sci U S A. 1981 Jul;78(7):4165-9
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DNA gyrase: site-specific interactions and transient double-strand breakage of DNA.
Cold Spring Harb Symp Quant Biol. 1981;45 Pt 1:391-8
PMID: 6271484
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Novel topologically knotted DNA from bacteriophage P4 capsids: studies with DNA topoisomerases.
Nucleic Acids Res. 1981 Aug 25;9(16):3979-89
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Catenation of DNA rings by topoisomerases. Mechanism of control by spermidine.
J Biol Chem. 1982 Mar 10;257(5):2687-93
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Intra- and intermolecular strand transfer by HeLa DNA topoisomerase I.
J Biol Chem. 1982 Apr 10;257(7):3995-4000
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DNA topoisomerases from rat liver: physiological variations.
Nucleic Acids Res. 1983 Feb 25;11(4):1059-75
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Positively supercoiled plasmid DNA is produced by treatment of Escherichia coli with DNA gyrase inhibitors.
Nucleic Acids Res. 1983 May 25;11(10):2999-3017
PMID: 6304617
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Escherichia coli type-1 topoisomerases: identification, mechanism, and role in recombination.
Cold Spring Harb Symp Quant Biol. 1983;47 Pt 2:769-77
PMID: 6305585
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Knotting of the circular duplex DNA by type II DNA topoisomerase from Drosophila melanogaster.
J Biol Chem. 1983 Jul 10;258(13):8413-20
PMID: 6305983
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Double strand DNA cleavage by type II DNA topoisomerase from Drosophila melanogaster.
J Biol Chem. 1983 Jul 10;258(13):8421-8
PMID: 6305984
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Reversible decatenation of kinetoplast DNA by a DNA topoisomerase from trypanosomatids.
Nucleic Acids Res. 1983 Jun 25;11(12):4019-34
PMID: 6306572
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DNA topoisomerase II from Drosophila melanogaster. Purification and physical characterization.
J Biol Chem. 1983 Aug 10;258(15):9530-5
PMID: 6308010
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DNA topoisomerase II from Drosophila melanogaster. Relaxation of supercoiled DNA.
J Biol Chem. 1983 Aug 10;258(15):9536-43
PMID: 6308011
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Nucleosomes contain DNA binding proteins that resist dissociation by sodium dodecyl sulfate.
Biochem Biophys Res Commun. 1983 Jul 18;114(1):99-106
PMID: 6309176
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Purification and properties of type II DNA topoisomerase from embryos of Drosophila melanogaster.
Methods Enzymol. 1983;100:161-70
PMID: 6312257
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Escherichia coli DNA gyrase.
Methods Enzymol. 1983;100:171-80
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Cleavage of DNA by mammalian DNA topoisomerase II.
J Biol Chem. 1983 Dec 25;258(24):15365-70
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DNA topoisomerases--enzymes that catalyse the breaking and rejoining of DNA.
CRC Crit Rev Biochem. 1983;15(1):1-24
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Yeast DNA topoisomerase II is encoded by a single-copy, essential gene.
Cell. 1984 Apr;36(4):1073-80
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Inhibition of the reactions catalysed by a type I topoisomerase and catenating enzyme of Trypanosoma cruzi by DNA-intercalating drugs. Preferential inhibition of the catenating reaction.
EMBO J. 1984 Jan;3(1):11-6
PMID: 6323159