Welcome each of You to my molecular Biology class @博来字 Wuhan University
Welcome Each of You to My Molecular Biology Class
Molecular Biology of the Gene, 5/E ---Watson et al. ( 2004) Part l: Chemistry and Genetics Part l: Maintenance of the Genome Part l: Expression of the Genome Part IV: Regulation Part v: Methods 3/08/05 Wuhan University
Molecular Biology of the Gene, 5/E --- Watson et al. (2004) Part I: Chemistry and Genetics Part II: Maintenance of the Genome Part III: Expression of the Genome Part IV: Regulation Part V: Methods 3/08/05
Part ll: Maintenance of the genome dedicated to the structure of DNA and the processes that propagate, maintain and alter it from one cell generation to the next
Part II: Maintenance of the Genome Dedicated to the structure of DNA and the processes that propagate, maintain and alter it from one cell generation to the next
Maintenance of the Genome Ch 6: The structures of dna and rna Ch 7: Chromosomes chromatins and the nucleosome Ch 8: The replication of DNA Ch 9: The mutability and repair of DNA Ch 10: Homologous recombination at the molecular level Ch 11: Site-specific recombination and transposition of DNA 3/08/05
Maintenance of the Genome Ch 6: The structures of DNA and RNA Ch 7: Chromosomes, chromatins and the nucleosome Ch 8: The replication of DNA Ch 9: The mutability and repair of DNA Ch 10: Homologous recombination at the molecular level Ch 11: Site-specific recombination and transposition of DNA 3/08/05
CHAPTER 6 The structures of dNA and rNa How do the structures of dna and rna account for their functions?
CHAPTER 6 The Structures of DNA and RNA How do the structures of DNA and RNA account for their functions?
OUTLINE 1 DNA Structure 2.DNA Topology 3.RNA Structure
OUTLINE 1.DNA Structure 2.DNA Topology 3.RNA Structure
DNA STRUCTURE
DNA STRUCTURE
DNA is composed of polynucleotide chains sssm Structure: twisting around each o other in the form of a double helix
DNA STRUCTURE ( ) 1 DNA is composed of polynucleotide chains Structure: twisting around each other in the form of a double helix
Schematic model Space-filling model hydrogen bond base 12A sugar-phasphate minor (1.2 henbane groove r 5西 najor(2.2 nm) groove A 3° 5 T H o Cin phosphate C andN P 20 A(2 nm) ester chain in bases
Schematic model Space-filling model
Nucleoside nucleotide, the fundamental building block of DNa ● 2-deoxyribose HO: CH base H phosphoric acid phosphoester bond O—P-OcH H nucleotide (damglycosidic bond Copyright o 2004 Pearson Education, Inc, publishing as Benjamin Cummings
Nucleoside & Nucleotide, the fundamental building block of DNA glycosidic bond phosphoester bond
