Book of Abstracts

Sunday 31 August

16:00 – 21:00 Registration and welcome beer

Monday 1 September

Structural and cell biology of cyanobacteria (Chaired by Ch. Kerfeld and D. Adams)

9:00 Workshop opening by Josef Komenda and Martin Tichy

9:10 Ziv Reich (Weizmann Inst. Rehovot, Israel ): Connectivity and permeability of cyanobacterial thylakoids

9:40 David Adams (Univ. Leeds, UK): Cyanobacterial cell wall ultrastructure and gliding motility

10:10 Coffee break

10:40 Matthias Broser (Technical Univ. Berlin, Germany): Quinones, lipids and channels: new insights into cyanobacterial photosystem II

11:00 Dirk Schneider (Univ. Freiburg, Germany): Structural organization of cyanobacterial membranes

11:20 David Kaftan (Univ. České Budějovice, Czech Republic): Genetically engineered cyanobacteria with high acclimation potential over a broad temperature range

11:40 Dennis Dienst (Humboldt Univ. Berlin, Germany): Phototactic motility of Synechocystis PCC 6803: Requirement of the RNA chaperone Hfq

12:15 Lunch

Proteins and their complexes: structure, function and biogenesis (chaired by Peter J. Nixon and G. Schmetterer)

13:30 Eva-Mari Aro (Univ. Turku, Finnland): Thylakoid electron transfer routes induced in Synechocystis 6803 under low CO2 conditions

14:00 Antonia Herrero (Univ. Sevilla-CSIC, Spain): Proteins involved in transcription activation and intercellular interactions in heterocyst differentiation and function.

14:30 Coffee break

14:50 Friedrich Ossenbühl (Univ. Ulm, Germany): Integration of photosynthetic proteins into the thylakoid membrane

15:10 Ghada Ajlani (CNRS Saclay, France): Some cyanobacteria have two isoforms of the ferredoxin: NADP oxidoreductase

15:30 Roman Sobotka (Inst. Microbiology Třeboň, Czech Rep): The role of ferrochelatase in the regulation of the tetrapyrrole biosynthesis pathway in Synechocystis 6803

15:50 Anne Karradt (Humboldt Univ. Berlin, Germany): NblA, the key protein of phycobilisome degradation, interacts with the Hsp100 chaperone partner of a Clp protease

16:10 Julian J. Eaton-Rye (Univ. Otago, N. Zealand): Directed Mutagenesis of the Transmembrane Domain of the PsbL Subunit of Photosystem II in Synechocystis sp. PCC 6803

16:30 Ildikò Szabò (Univ. Padova, Italy): A new potassium channel in cyanobacteria

18:00 Excursion to the Budvar Brewery (only for a limited number of participants registered in advance)

Tuesday 2 September

Regulation of gene expression (chaired by P. Lindblad and S. Golden)

9:00 Susan Golden (Texas A&M Univ., USA): A day in the life of a cyanobacterium

9:30 Kan Tanaka (Chiba University, Japan): Light-dependent transcriptional regulation in cyanobacteria

10:00 Coffee break

10:30 George W. Owttrim (Univ. Alberta, Canada): Omic analysis of a cyanobacterial RNA helicase

10:50 Tina C. Summerfield (Univ. Otago, N. Zealand): Anaerobic induction of a gene cluster containing psbA1 and petC2 in Synechocystis sp. strain PCC 6803

11:10 Annegret Wilde (Univ. Giessen, Germany): Evolution and function of circadian clock proteins from Prochlorococcus MED4

11:30 T. Tyystjärvi (Univ. Turku, Finnland): Characterization of single, double and triple inactivation strains reveals new physiological roles for group 2 sigma factors in the cyanobacterium Synechocystis sp. PCC 6803

11:50 Paulo Oliveira,(Uppsala Univ., Sweden): The effects of LexA over-expression on the transcription of the hox genes in the cyanobacterium Anabaena sp. strain PCC 7120

12:15 Lunch

13:30 Poster Session (odd poster numbers)

Cell Differentiation (chaired by Birgitta Bergmann and Enrique Flores)

15:00 Cheng-Cai Zhang (Univ. Marseille, France): A newly uncovered missing link between NtcA and HetR for the  initiation of heterocyst differentiation

15:30 James Golden (Texas A&M Univ., USA): Heterocyst development and pattern formation in Anabaena PCC 7120

16:00 Coffee break

16:30 Birgitta Bergman (Univ. Stockholm, Sweden): Complex differentiation events are required to maintain the cyanobacterial – Azolla symbiosis

16:50 Assaf Sukenik (Limnol. Lab. Migdal, Israel): The akinete expressed transporter (Aet) gene can be used a specific akinete marker

17:10 Gustaf Sandh (Univ. Stockholm, Sweden): The regulation of diazocyte differentiation and the role of flavodoxins in Trichodesmium

17:30 Danny Ionescu (Hebrew Univ.Jerusalem, Israel): Small Non-Coding RNAs Are Involved in the Response to Nitrogen Depletion in the Filamentous Cyanobacterium Anabaena PCC 7120

17:50 Arnaud Taton (Univ. Richmond, USA): CyanoBIKE Interactive Session - an opportunity to learn how to use an on-line resource to exploit genomics and massive experimental data sets

Wednesday 3 September

Molecular aspects of taxonomy, ecophysiology and evolution (chaired by Wolfgang Hess and Krzysztof Waleron)

9:00 Frederic Partensky (CNRS Roscoff, France): The role of lateral gene transfer in niche adaptation of marine Synechococcus

9:30 Debbie Lindell (Technion, Israel): Cyanobacteria-Cyanophage Interactions: Impacts on Genome Evolution and Genome Expression

10:00 Coffee break

10:30 Muriel Gugger (Inst. Pasteur Paris, France): 16S rDNA Phylogeny of the Pasteur Culture Collection of Cyanobacteria (PCC)

10:50 Claudia Steglich (Univ. Freiburg, Germany): A systematic microarray screen for ncRNAs in Prochlorococcus

11:10 Yehonatan Bar-Yosef (Hebrew Univ.Jerusalem, Israel): "Novel Enslavement" in phytoplankton communities – the biological role of Cylindrospermopsin

11:30 John Cobley (Univ. San Francisco, USA): The gene, tcpA, required for photoregulation of phycobilisome abundance and for heterotrophic growth in Fremyella diplosiphon, is a useful phylogenetic marker specific for the phylum, Cyanobacteria

11:50 Ignacio Luque (Univ. Sevilla-CSIC, Spain): Intraphylum diversity and complex evolution of cyanobacterial aminoacyl-tRNA synthetases

12:15 Lunch

13:30 2nd Poster Session (even poster numbers)

Nutrients, metabolism and biotechnology (chaired by T. Börner and N. Robinson)

15:00 Martin Welker (Tech. Univ. Berlin, Germany): Diversity of cyanobacterial oligopeptides – from genes to structures

15:30 Nigel Robinson (Univ. Newcastle, UK): Allocating the correct metals to proteins in the periplasm of Synechocystis PCC 6803

16:00 Coffee break

16:30 Thomas Börner (Humboldt Univ. Berlin, Germany): Microcystins affect surface properties of Microcystis cells

16:50 David Fewer (Univ. Helsinki, Finnland): The biosynthetic genes and novel cyclic peptides anacyclins in strains of the genus Anabaena

17:10 Jose Manuel García-Fernández (Univ. Cordoba, Spain): Glucose uptake and utilization by Prochlorococcus strains

17:30 Paula Tamagnini (Univ. Porto, Portugal): From Cyanobacterial Hydrogenases to BioModularH2

17:50 Concluding remarks, announcement of the next workshop venue and official closing of the workshop

19:00 Conference Dinner

Thursday 4 September

8: 00 - 14:00 Excursion to the town and castle Český Krumlov (only for a limited number of participants registered in advance)

Conference Excursions - fully booked

Budvar Brewery, maker of the original Budweiser

September 1th, Monday evening. Maximum number of participants 100.

Cesky Krumlov

Medieval town listed as a UNESCO World Heritage Site, one of the "musts" in the Czech Republic, 25 km from Ceske Budejovice.
September 4th, Thursday morning.

Post-conference excursion taking about 5-6 hours. Organized tour of the castle, individual tour of the garden and of the old town. Participants taking plane back home should plan to leave on September 5. Excursion fee (about 25 Euro) will be paid during the registration in Ceske Budejovice and includes bus transportation and entrance fee.

Minimum number of participants 20, maximum 40.

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