'Linker dna' presentation slideshows

Institute of Medical Genetics Qiji Liu 2010

Medical Genetics. Institute of Medical Genetics Qiji Liu 2010. Cytogenetics. Human chromosome Chromosomal aberration Chromosome disease. History of Cytogenetics. Dark Ages. Painter TS . Studies in mammalian spermatogenesis. II. The spermatogenesis of man. J Exp Zool . 1923; 37: 291-336.

931 views • 67 slides

Chromosomes, Chromatin, and the Nucleosome

Chromosomes, Chromatin, and the Nucleosome. Chromosomes: DNA associated with proteins. The chromosome is a compact form of the DNA that readily fits inside the cell. Packaging the DNA into chromosomes serves to protect the DNA from damage.

1.29k views • 49 slides

CHAPTER 3: Chromosomes, chromatin, and the nucleosome

CHAPTER 3: Chromosomes, chromatin, and the nucleosome. 3.1 Prokaryotic chromosome ( ?? ??? ). 3.1.1 The E. coli chromosome. A single closed-circular DNA, 4.6 X 10 6 bp

1.02k views • 45 slides

Nucleosomes

Nucleosomes. Chapter 29. 29.2 The Nucleosome Is the Subunit of All Chromatin. Micrococcal nuclease releases individual nucleosomes from chromatin as 11S particles. Figure 29.2. A nucleosome contains: ?200 bp of DNA two copies of each core histone (H2A, H2B, H3, and H4). Figure 29.3.

698 views • 30 slides

DNA Packaging

DNA Packaging. Lecture Overview Structure of chromosomes and chromatin. DNA packing and histone modification. Objectives:. Understand the nature of chromatin - how DNA and histones interact to form nucleosomes.

950 views • 27 slides

+ H1

The role of histone H1. 1 mM NaCl. 5 mM NaCl. H1 binds to the nucleosome where the DNA enters and exits the core. - H1. + H1. H1 is needed to form the zig-zag structure. Role of H1 (cont.).

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Section D Prokaryotic and Eukaryotic Chromosome Structure

Section D Prokaryotic and Eukaryotic Chromosome Structure. D1 Prokaryotic Chromosome Structure D2 Chromatin Structure D3 Eukaryotic Chromosome Structure D4 Genome Complexity D5 Central Dogma. Supercoiling. 50~100kb Domain. broken in one strand. D1 Prokaryotic Chromosome Structure.

491 views • 14 slides

Organization of DNA

Organization of DNA. Genome*. the complete genetic makeup of an organism, its total DNA sequence. Genes*. units of heredity that are passed on from parent to offspring determine, in whole or in part, a genetic trait segments of DNA responsible for the production of a functional protein

251 views • 13 slides

Optical and Structural Properties of Gold/DNA Nanocomposites

104 views • 4 slides