4 edition of Topology and physics of circular DNA found in the catalog.
Includes bibliographical references (p. 153-172) and index.
|Statement||Alexander Vologodskii ; translated into English by D. Agratchev.|
|LC Classifications||QP624.5.C57 V6513 1992|
|The Physical Object|
|Pagination||179 p. :|
|Number of Pages||179|
|LC Control Number||92009528|
This book introduces aspects of topology and applications to problems in condensed matter physics. Basic topics in mathematics have been introduced in a form accessible to physicists, and the use of topology in quantum, statistical and solid state physics has been developed with an emphasis on pedagogy. The noun form “supercoil” is rarely used in the context of DNA topology. Instead, global contortions of a circular DNA, such as the rotation of the figure-eight lobes above, are referred to as writhe. The above example illustrates that twist and writhe are interconvertible.
In this video, we discuss the conceptual aspects of The Circular DNA topological Parameters Writhe and Twist. The factors for linear and circular DNA are similar, suggesting that the dependence of D on size is essentially independent of the DNA topology. Table 1. Diffusion coefficient values (in 10 −8 cm 2 /s) obtained from simulation for linear and circular DNA (D c and D l).Cited by: 4.
yrsky is a professor of mathematics and theoretical physics at the Institute of Theoretical and Experimental Physics,Moscow,Russia, graduated the mathematical department of Moscow state university(), author of numerous papers in diferent fields of mathematics and theoretical physics including the monograph:Topology in Gauge Fields and Condensed . Buy Topology in Molecular Biology by Michael I Monastyrsky (Editor) online at Alibris. We have new and used copies available, in 2 editions - starting at $ Shop now.
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Topology and Physics of Circular DNA presents comprehensive coverage of the physical properties of circular DNA. The author examines how topological constraints arising from cyclization of DNA lead to distinctive properties that make closed molecules radically different from linear by: Linking Number Difference and Superhelical Density: Topoisomers.
EXPERIMENTAL STUDIES OF SUPERCOILING. Determining the Linking Number Difference. The Dependence of Superhelical Density on Solution Conditions. Superhelicity of Circular DNA Isolated from Cells. Obtaining DNA with a Preset Superhelical Density. SUPERCOILING ENERGY. TOPOISOMERASES.
GEOMETRY AND TOPOLOGY OF CIRCULAR DNA. RIBBON THEORY. Molecular Biology of the Cell: Problems Book; Essential Cell Biology; The Biology of Cancer; Case Studies in Cancer; Janeway's Immunobiology; The Immune System; Case Studies in Immunology; The Molecules of Life; Living in a Microbial World; Please accept our apologies for any inconvenience this may cause.
Topology and Physics of Circular DNA presents comprehensive coverage of the physical properties of circular DNA. The author Topology and physics of circular DNA book how topological constraints arising from cyclization of DNA lead to distinctive properties that make closed molecules radically different from linear DNA.
DNA Topology. Abstract. The fundamental stimulus for the development of the theory to be presented in this paper was the discovery of circular DNAs. We recall that DNA molecules, which contain all the information on the structure of living organisms, consist of two polymer chains attached to one another by weak, noncovalent interactions.
Geometry, Topology and Physics, Second Edition is an ideal introduction to differential geometry and topology for postgraduate students and researchers in theoretical and mathematical by: The book presents a class of new results in molecular biology for which topological methods and ideas are important.
These include: the large-scale conformation properties of DNA; computational methods (Monte Carlo) allowing the simulation of large-scale properties of DNA; the tangle model of DNA recombination.
PHYSICS OF DNA. The physical aspects of DNA structure and function are overviewed. Major DNA structures are described, which include: the canonical Watson-Crick double helix (B form), B’, A, Z duplex forms, parallel-stranded DNA, triplexes and quadruplexes.
in theoretical physics. We have high hopes and expect new insights ranging from an understanding of high-temperature superconductivity up to future progress in the construction of quantum gravity. This book can be considered an advanced textbook on modern applications of topology and geometry in physics.
With emphasis on a pedagogical treatmentFile Size: 2MB. A-DNA: When B-DNA is dehydrated, there is a reversible structural change to A-DNA, in which there is an increase in the tilt of the bases to about 20 o with respect to the helical axis, which does not pass through the base pairs at all, but rather is shifted into the major groove.
The result is a structure with a narrow and deep major groove. Title: Topology and physics-a historical essay.
Authors: C. Nash. Download PDF Abstract: This is an article on the interaction between topology and physics which will appear in in a book called: A History of Topology, edited by Ioan James and published by Cited by: Topology and its Applications is primarily concerned with publishing original research papers of moderate length.
However, a limited number of carefully selected survey or expository papers are also included. The mathematical focus of the journal is that suggested by the title: Research in Topology. Useful references Accessible article discussing topological quantum computing and non-Abelian fractional quantum Hall states: S.
Das Sarma, M. Freedman, and C. Nayak, “Topological quantum computation”, Physics TodayFile Size: 6MB. DNA Topology: Fundamentals Sergei M Mirkin,University of Illinois at Chicago, Illinois, USA Topological characteristics of DNA and specifically DNA supercoiling influence all major DNA transactions in living cells.
DNA supercoiling induces the formation of unusual secondary structure by specific DNA repeats which can also affect DNA functioning. Circular dichroism (CD) is a powerful technique to obtain information on electronic transitions and has been used extensively for studies on DNA.
Most experiments are done in the UV region but new information is often revealed from extending the wavelength region down into the vacuum ultraviolet (VUV) region.
It depends on your area of physics. I'd suggest the Dover introductory texts, as they give a broad overview of the field and don't assume a lot of math background.
From there, it's probably dependent on your subfield. String theory uses a lot of a. This textbook provides an introduction to the ideas and techniques of differential geometry and topology. It starts with a brief survey of the physics needed to follow the arguments - including quantum field theory, gauge theory and general relativity - to make sure all readers set off from the same starting point/5.
The book presents a class of new results in molecular biology for which topological methods and ideas are important. These include: the large-scale conformation properties of DNA; computational methods (Monte Carlo) allowing the simulation of large-scale properties of DNA; the tangle model of DNA recombination and other applications of Knot theory; dynamics of supercoiled DNA Format: Copertina rigida.
Another fun example of topology applied to physics is Witten's cohomological field theory trick. Mathematicians usually regard this as a way of making novel conjectures about the topology of moduli spaces. Physicists see it as a way of using the topology of moduli spaces to make limited checks of the validity of physics conjectures.
Homework Statement Suppose that a turn of B-DNA in a circular DNA molecule with L = and W = -4 becomes a turn of Z-DNA. a) What are the L, T, and W following the transition. Homework Equations L=T+W L=#bp/#bp/turn B-dna= bp/turn Z-dna=12bp/turn The Attempt at a Solution.
Request PDF | Introduction to DNA topology | In this expository chapter we give an elementary introduction to DNA and to proteins that can knot and link circular DNA, with a special focus on. Furthermore, in many bacteria the DNA molecules are literally circular (e.g., circular “plasmids” of to 10, base pairs (Fig.
1a); also, the chromosome of E. coli is a circular × 10 6 base pair DNA), In all organisms chromosomal DNAs (ranging from roughly 10 6 to 10 9 base pairs in length) appear to be self-tethered so as to be Cited by: 6. The role of geometry in physics cannot be overstated, perhaps because the background in which the laws of physics are formulated, spacetime, is geometric.
Spacetime is a manifold and the study of manifold calls for the use of differential geometry.