Saturday, 3 March 2012

MSc. BIOTECHNOLOGY CURRICULUM- 2011 -13, Semester II, jiwaji university, Molecular biology syllabus


201: MOLECULAR BIOLOGY

Unit I

1. Nature of Gene: Evolution of Gene Concept, Chemical Nature of Gene, Gene‐cistron
Relationship in prokaryotes and eukaryotes, Overlapping genes, Nested Genes, Gene
families and pseudogenes. Proof of DNA as genetic material.
2. Denaturation and Renaturation of DNA. Molecular Basis of Gene Mutation:, Biological
Repair Mechanisms, Repair Defects and Human Diseases
3. DNA Replication: General features of Chromosomal Replication. DNA Replication
Machinery in Prokaryotes and its comparision with Eukaryotes.
4. Enzymology of DNA Replication : DNA Polymerases; Primases; Ligases; Helicases;
Topoisomerases; Gyrases and Single stranded Binding Proteins. Regulation of DNA
Repication ; Inhibitors of DNA Replication

Unit II

1. Transcription in prokaryotes: Initiation, elongation and termination
2. Structure and Function of prokaryotic promoter
3. Control of transcriptional initiation in prokaryotes: Structure and function of RNA
Polymerase: Sigma factors‐ Types and functions
4. Control of transcriptional termination: Attenuation and anti termination

Unit III

1. Regulation of gene expression in prokaryotes: Operon concept, induction and
repression, Structure and regulation of lactose, arabinose and tryptophan operons
2. Initiation of transcription in Eukaryotes: RNA Polymerases Types and properties
3. Transcription factors‐ Types and properties; Enhancers‐ Structure and properties;
Response Elements
4. Post‐transcriptional Modification Eukaryotes‐ 5’ and 3’ modification of mRNA

Unit IV

1. Post‐ transcriptional Processing of pre mRNA, pre rRNA and pre tRNA transcripts
2. Genetic Code: Evidence and properties; Wobble hypothesis; Transcriptional adaptors
and amino acyl tRNA synthases
3. Translation: Successive stages of protein synthesis in prokaryotes and its comparison
with eukaryotes
4. Post‐translational Modification: Types and Significance

Unit V

1. Regulation of Gene Expression in Eukaryotes: cis‐ acting DNA elements; Chromatin
organization and regulation of gene expression; regulation at the level of processing of
transcripts
2. Regulation of Gene Expression in Eukaryotes: RNA editing; Gene Alteration; DNA
methylation and gene regulation; Regulation of gene expression by hormones:
regulation of gene expression at translational level
3. Transposable elements in Prokaryotes and Eukaryotes: Types and Significance
4. Oncogenes and Tumor Suppressor Genes: Properties and Significance

Practical Exercises

1. Isolation of Genomic DNA and restriction Digestion
2. Size fractionation of restricted DNA fragments by Agarose Gel Electrophoresis
3. Quantitations of DNA
4. Determination of Amax of purified DNA fragments
5. Determination of Tm of nucleic acid
6. Isolation of RNA
7. Fractionation of poly (A) RNA
8. In vitro transcription
9. In vitro translation
10. Metabolic labeling of proteins and immunoprecipitation
11. Protein‐DNA interaction

Reference Books

1. Genes IX Benjamin Lewin
2. Molecular Biology , turner et al
3. Cell and Molecular Biology: Concepts and Experiments, Gerald Karp
4. Translational regulation in eukaryotes (2000), Carey and Smale
5. Translational control of Gene Expression (2000), Sonenberg et al
6. Chromatin and Gene Regulation (2001), Turner
7. An Introduction to Genetic Analysis, Griffiths et al
8. Genome (1999), Brown
9. Concepts pf Genetics, Klug and Cummings
10. Proteins, Creighton
11. Molecular Cell Biology, Lodish et al
12. Biochemistry and Molecular Biology of Plants (2000), Buchanan
13. Plant Biochemistry and Molecular Biology, Lea and Leegood
14. Plant Biochemistry (1997), Dey and Harborne

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