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Microbiology 671
Advanced Microbial Genetics

Instructor:
Dr. Sean Callahan
Snyder 201
956-8015
scallaha@hawaii.edu

Class meets in 242 Holms Hall at 10:30 - 11:45.
Final grades will be based on two in-class exams (2 x 30%), participation in class (30%), and daily quizzes (10%).

Introduction

Terms and definitions

Date
Topics
Jan 9
Introduction
      11
1 - Benzer, bacteriophage T4, complementation, recombination, deletion mapping
    
Benzer, S (1955) Fine structure of a genetic region in bacteriophage.  PNAS 41:344-354

Benzer, S (1959) On the topology of the genetic fine structure.  PNAS 45:1607-1620

Benzer, S (1961) On the topology of the genetic fine structure.  PNAS 47:403-415

      16
2 - Complementation analysis II, quorum sensing

Engebrecht, J and M Silverman
(1994) Identification of genes and gene products necessary for bacterial bioluminescence.  PNAS 81:4154-4158

Waters, CM and BL Bassler (2005) Quorum sensing: cell-to-cell communication in bacteria.  Annu Rev cell Cev Biol 21:319-346
      18
3 - DNA and the genetic code

Crick, FH, CL Barnett, S Brenner, RJ Watts-Tobin (1961) General nature of the genetic code for proteins.  Nature 192:1227-1232

Andersson, SGE and CG Kuland
(1990) Codon preferences in free-living microorganisms.  Micrbiol Rev 54:198-210

Doring, V and P Marliere
(1998) Reassigning cysteine in the genetic code of Escherichia coli.  Genetics 150:543-551
      22
4 - Supercoiling, DNA topology

DiNardo, S, KA Voelkel, and R Sternglanz (1982) Escherichia coli DNA topoisomerase I mutants have compensatory mutations in DNA Gyrase genes.  Cell 31:43-51  (To be distributed in class)

Deng, S, RA Stein and NP Higgins (2005) Organization of supercoil domains and their reorganization by transcription. Mol Microbiol 57:1511-1521
      25
5 - Nucleoid structure

Hardy, CD and NR Cozzarelli
(2005) A genetic selection for supercoiling mutants of Escherichia coli reveals proteins implicated in chromosome structure. Mol Microbiol 57:1636-1652

Azam, TA, A Iwata, A Nishimura, S Ueda and A Ishihama (1999) Growth phase-dependent variation in protein composition of the Escherichia coli nucleoid.  J. Bacteriol. 181:6361-6370.
      30
6 - Recombination and Replication forks

Kuzminov, A. and F. W. Stahl (1999) Double-strand end repair via the RecBC pathway in Escherichia coli primes DNA replication.  Genes Dev. 13:345-356
Feb  1
7 - Recomination: Chi and RecBCD

Amundsen, SK and GR Smith
(2007) Chi hotspot activity in Exherichia coli without RecBCD exonuclease activity:  Implications for the mechanism of recombination. Genetics 175:41-54
        6
8 - Chromosomal Replication

Christensen, BB, T Atlung, and FG Hansen (1999) DnaA boxes important elements in setting the initiation mass of Escherichia coli. J. Bacteriol.  181:2683-2688

Kaguni, JM (2006) DnaA: controlling the initiation of bacterial DNA replication and more.  Annu. Rev. Microbiol. 60:351-71
        8
9 - Plasmid Replication I

Lin-Chao, S, W-T Chen and T-T Wong (1992) High copy number of pUC plasmid results from a Rom/Rop-suppressible point mutation in RNA II.  Mol. Microbiol. 6:3385-3393

Solar, G. and M Espinosa (2000) Plasmid copy number control: an ever-growing story.  Mol. Microbiol. 37:492-500
      13
10 - Plasmid Replication II

McEachern, MJ, MA Bott, PA Tooker and DG Helsinki (1989) Negative control of plasmid R6K replication: possible role of intermolecular coupling of replication origins.  PNAS 86:7942-7946

Chattoraj, DK (2000) Control of plasmid DNA replication by iterons: no longer paradoxical.  Mol. Microbiol. 37:467-476
      15
11 - Mutation

Fijalkowska, I J, RL Dunn, RM Schaaper (1993) Mutants of Escherichia coli with increased fidelity of replication.  Genetics 134:1023-1-30
      20
12 - Mutation II

Crotty, S, CE Cameron and R Andino (2001) RNA virus error catastrophe: Direct molecular test by using ribavirin.  PNAS 98:6895-6900

Hutchinson, F Alterations in the genome In: Eschrichia coli and Salmonella typhimurium.  Ed. Neidhardt, FC. ASM Press, Washington, DC Ch 118
      22
13 - DNA Repair

Hong, ES, A Yeung, P Funchain, MM Slupska and JH Miller (2005) Mutants with temperature-sensitive defects in the Escherichia coli mismatch repair system: sensitivity to mispairs generated in vivo.  J. Bacteriol.  187:840-846.
      27
14 - DNA Repair

Huang, S, J Kang, and MJ Blaser (2006) Antimutator role of the DNA glycosylase mutY gene in Helicobacter pylori. J. Bacteriol. 188:6224-6234
Mar 1
15 - Transcription

Kuznedelov, K et al. (2002) A role for interaction of the RNA polymerase flap domain with the sigma subunit in promoter recognition.  Science 295:855-857

Typas, A, G Becker and R Hengge (2007) The molecular basis of selctive promoter activation by the sigmaS subunit of RNA polymerase. Mol. Microbiol. 63:1296-1306.
        6
Exam 1
        8
16 - RNA Stability

Gao, J. et al. (2006) Differential modulation of E. coli mRNA abundance by inhibitory proteins that alter the composition of the degradosome.  Mol. Microbiol. 61:394-406.

Kushner, S. R. (2004) mRNA decay in prokaryotes and eukaryotes: Different approaches to a similar problem.  IUBMB 56:585-594.
      13
17 - Translation

Marquez, V, DN Wilson, WP Tate, F. Triana-Alonso, and KH Nierhaus (2004) Maintaining the ribosomal reading frame: the influence of the E site during translational regulation of release factor 2.  Cell 118:45-55.
      15
18 - Regulation - Negative

Hillerich, B, and J Westpheling (2006) A new GntR family transcriptional regulator in Streptomyces coelicolor is required for morphogenesis and antibiotic production and controls transcription of an ABC transporter in response to carbon source.  J. Bacteriol. 188:7477-7487

Browning, DF, and SJW Busby (2004) The regulation of bacterial transcription initiation.  Nat. Rev. Microbiol. 2:1-9
      20
19 - Regulation - Positive

Zheng, M, F Aslund, G Storz (1998) Activation of the OxyR transcription factor by reversible disulfide bond formation.  Science 279:1718-1721

Toledano, MB, I Kullik, F Trinh, PT Baird, TD Schneider, G. Storz
(1994) Redox-dependent shift in OxyR-DNA contacts along and extended DNA-binding site: a mechanism for differential promoter selection.  Cell 78:897-909
      22
20 - Regulation - Binary switches, hysteresis

Ozbudak, EM, M Thattai, HN Lim, BI Shraiman and A van Oudenaarden (2004) Multistability in the lactose utilization network of Escherichia coli. Nature 427: 737-740.  Supplementary Material
Apr 3
21 - Regulation - Anti-sigma factors

Ades, SE, LE Connolly, BM Alba, and CA Gross (1999) The Escherichia coli sigma  E-dependent extracytoplasmic stress response is controlled by the regulated proteolysis of an anti-sigma factor. Genes Dev. 13:2449-2461.
       5
22 - Regulation - Small RNAs

Morita, T, K Maki and H Aiba (2005) RNase E-based reibonucleoprotein complexes:mechanical basis of mRNA destabilization mediated by bacterial noncoding RNAs.  Genes Dev. 19:2176-2186.
      10
No class
      12
23 - Regulation - Riboswitches

Cromie, MJ, Y Shi, T Latifi and EA Groisman
(2006) An RNA sensor for intracellular Mg2+.  Cell 125:71-84.

Grundy, FJ and TM Henkin
(2006) Rrom ribosome to riboswitch: control of gene expression in bacteria by RNA structural rearrangements.  Crit Rev Biochem Mol Biol 41:329-338.
      17
25 - Epigenetics

Hernday, AD, BA Braaten and DA Low (2003) The mechanism by which DNA adenine methylase and PapI activate the Pap epigenetic switch.  Mol. Cell. 12:947-957

Casadesus, J and D. Low
(2006) Epigenetic regulation in the bacterial world.  Microbiol. Mol. Biol. Rev. 70:830-856.
      19
26 - Epistasis

Beyhan, S, K Bilecen, SR Salama, C Casper-Lindley, and FH Yildiz (2007) Regulation of rugosity and biofilm formation in Vibrio cholerae: Comparison of VpsT and VpsR regulons and epistasis analysis of vpsT, vpsR, and hapR.  J. Bacteriol. 189:388-402.
      24
27 - Pathway analysis

Jarvik, J and D Botstein (1973) A genetic method for determining the order of events in a biological pathway.  PNAS 70:2046-2050.
      26
28 - Bacillus subtilis

Dworkin, J and R Losick (2001) Differential gene expression governed by chromosomal spatial asymmetry. Cell 107:339-346.

Errington, J (2003) Regulation of endospore formation in Bacillus subtilis. Nat Rev Microbiol 1:117-126.
May 1
29 - Caulobacter crescentus

Holtzendorff, J, D Hung, P Brende, A Reisenauer, PH Viollier, HH McAdams and L Shapiro
(2004) Science 304:983-987.

Crosson, S, H McAdams and L Shapiro
(2004) A genetic oscillator and the regulation of cell cycle progression in Caulobacter crescentus.  Cell Cycle 3:1252-1254.
       10
9:45 - 11:45  Final exam