International Conference on Plant Proteostasis

from the 10th to the 13th of September
University of Freiburg

Tuesday, September 10th

 

16:00 – 18:00              Registration

18:00 – 18:15               Welcome

18:15 – 19:15               EMBO Keynote Lecture: Roberto Solano, CNB-CSIC (Spain)

Evolution of E3 ubiquitin ligase SCFCOI1 in land plants

19:30                            Reception

 

Wednesday, September 11th

 

SESSION 1    Signaling Ub-like modifications & Immunity I

Chair: TBA

09:00 – 09:20               Ari Sadanandom, University of Durham (U.K.)

SUMO in plant stress signalling

09:20 – 09:40              Claus Schwechheimer, Technische Universität München, (Germany)

DENEDDYLASE1 protein counters automodification of neddylating enzymes tomaintain NEDD8 protein homeostasis in arabidopsis

09:40 – 10:00               Libo Shan, Texas A&M University (U.S.A)

Differential ubiquitination regulates the cell surface receptor-like kinase complexes in plant immunity and growth

10:00 – 10:20               Marco Trujillo, Albert-Ludwigs-University Freiburg (Germany)

Ubiquitin-conjugating enzymes: dynamic modulators of ubiquitin signalling

10:20 – 10:40               Giovanna Serino, Sapienza Universita' di Roma (Italy)

Water deficit regulates CSN activity and CRL neddylation in Arabidopsis thaliana

 

10:40 – 11:10              coffee break

 

SESSION 2               E3 ubiquitin ligases & signalling I

Chair: TBA

11:10 – 11:30               Pascal Genschik, CNRS (France)

Post-translational control of ARGONAUTE1 by F-box proteins

11:30 – 11:50              Judy Callis, University of California, Davis (U.S.A)

Two Ubiquitin E3 Ligases Families and Regulation of ABFs in Stress Responses

11:50 – 12:10              Luz Irina A. Calderón Villalobos, Leibniz Institute of Plant Biochemistry (Germany)

Small molecule-triggered protein ubiquitylation and degradation- learning from auxin sensing

12:10 – 12:25              Selected talk from abstracts

12:25 – 12:40             Selected talk from abstracts

 

12:40 – 15:00              Lunch break & Poster Session  

 

SESSION 3               Protein Quality Control

Chair: TBA

15:00 – 15:20              Steven Spoel, University of Edinburgh (U.K.)

Cellular functions of proteasome-associated ubiquitin ligase activity

15:20 – 15:40              Nuria S. Coll, Centre for Research in Agricultural Genomics (Spain)

Understanding the role and dynamics of stress-induced protein aggregates in plants

15:40 – 16:00              Qi Xie, Inst. of Genetics and Dev. Biology, Chinese Academy of Sciences (China)

ERAD tuning in plants

16:00 – 16:20              Selected talk from abstracts

 

16:20 – 16:50              coffee break

 

SESSION 4               Autophagy I  

Chair: TBA

16:50 – 17:10              Yasin Dagdas, Gregor Mendel Institute, Vienna Biocenter (Austria)

Bridging the gap between selective autophagy and the unfolded protein response in plants

17:10 – 17:30              Daphne Goring, University of Toronto (Canada)

A role for autophagy in the Brassicaceae self-incompatibility pathway

17:30 – 17:50             Tolga Bozkurt, Imperial College London (U.K.)

Reprogramming of autophagy during pathogen attack

17:50 – 18:10             Suayib Üstün, University of Tübingen (Germany)

Crosstalk between autophagy and intracellular trafficking processes during plant immunity

18:10 – 18:30             Selected talk from abstracts

 

19:00 - 23:00             Dinner Peterhofkeller

 

Thursday, September 12th

 

SESSION 5                N-degrons

Chair: TBA

09:00 – 09:20              Michael Holdsworth, University of Nottingham (U.K.)

Defining the roles of N-degron pathways and their substrates

09:20 – 09:40              Andreas Bachmair, University of Vienna (Austria)

N-degrons and N-recognins in plants

09:40 – 10:00              Emmanuel Graciet, Maynooth University (Ireland)

Differential N-degron degradation of RIN4/NOI fragments after cleavage by the AvrRpt2 effector protease

10:00 – 10:20              Daniel Gibbs, University of Birmingham (U.K.)

Redundant and specialized roles for Arabidopsis NOT4 E3 ligases in protein biogenesis and quality control

10:20 – 10:40              Selected talk from abstracts

 

10:40 – 11:10              coffee break

 

SESSION 6              E3 ubiquitin ligases & signaling II   

Chair: TBA

11:10 – 11:30              Pedro Rodriguez, IBMCP (CSIC-UPV) Spain

Regulation of ABA signalling by E3 ubiquitin ligases that target ABA receptors and PP2Cs

11:30 – 11:50              Stefan Hoth, University Hamburg (Germany)

Guarding of the ubiquitin system at the plasma membrane

11:50 – 12:10              Ute Hoecker, University of Cologne (Germany)

Control of light signal transduction by the COP1/SPA ubiquitin ligase

12:10 – 12:25              Selected talks from abstracts

12:25 – 12:40              Selected talks from abstracts

 

12:40 – 15:00              Lunch break & Poster Session

 

SESSION 7               Ub-like modification II & Technologies

Chair: TBA

15:00 – 15:20              Harrold van den Burg, University of Amsterdam (Netherlands)

SUMO protein modification prevents thermolethality and sustains Arabidopsis shoot growth in warm periods

15:20 – 15:40              Maria Lois, CSIC (Spain)

SUMO activation across evolution

15:40 – 16:00              Freddie Theodoulou, Plant Sciences, Rothamsted Research (U.K.)

Tandem fluorescent protein timers for relative protein lifetime measurement and their use to study N-degron pathways

16:00 – 16:20              Marisa Otegui, University of Wisconsin-Madison (U.S.A)

Membrane remodelling during endosomal sorting

 

16:20 – 16:50              coffee break

 

SESSION 8              Autophagy II & DUBs

Chair: TBA

16:50 – 17:10              Erika Isono, University of Konstanz (Germany)

Ubiquitin adaptor proteins in the ESCRT-pathway

17:10 – 17:30              Sirko Agnieszka, Institute of Biochemistry and Biophysics PAS (Poland)

Possible links between selective autophagy and ABA in plant response to sulphur starvation and other environmental stresses

17:30 – 17:50             Isabelle Jupin, Institut Jacques Monod – CNRS (France)

Viral DUBs: New Players in the regulation of viral infections?

 

17:50 – 18:00              Break

 

18:00 – 19:00              Plenary Talk: Richard Vierstra, Washington University in St. Louis (U.S.A.)

Autophagy: the master effector of proteostasis

 

Friday, September 13th

 

09:00 – 09:40             Best Posters − flash talks

09:40 – 10:40             General discussion (funding initiatives, guidelines, next meeting)

 

10:40 – 11:00             coffee break

 

SESSION 9               Vesicle trafficking

Chair: TBA

11:00 – 11:20              Selected talk from abstracts

11:20 – 11:40             Vicente Rubio, Centro Nacional de Biotecnología-CSIC (Spain)

Stomatal aperture and turnover of ABA receptors are regulated by Arabidopsis ALIX

11:40 – 12:00             Gregory Vert, LRSV - CNRS/University of Toulouse (France)

Ubiquitin-mediated endocytosis of the BRI1 steroid hormone receptor

12:00 – 12:15              Closing remarks

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