Objective
Protein cages appear to be common structures in biology, found in viruses but also in organelle-like containers discovered in bacteria. In this proposed program I aim to study chemical processes in nano-sized protein cages as mimics of bacterial organelles and to increase the general understanding of chemistry in confinement.
Towards this goal we will investigate the controlled in vivo loading of bacterial protein cages, i.e. encapsulins, with proteins and enzymes. This will allow us to study in detail the chemical conversions that take place inside such capsules and it will increase understanding about the reasons why certain processes inside these simple organisms are encased in the protein organelles.
Completely artificial protein organelles will be constructed by in vitro processes using the well-studied Cowpea Chlorotic Mottle virus cage. By employing DNA technology, cages will be loaded with a single enzyme, a sequence of enzymes or molecular probes. By obtaining this high level of control, we can not only study chemical conversions on the inside, but it will also allow us to monitor the physiochemical properties, such as internal pH, polarity and porosity of the protein mantle by encasing the relevant probes or host/guest systems.
In the ultimate stage of the proposed project the formed artificial organelles will be brought into cells in order to interact with the cell metabolism. CCMV has to be introduced by surface modification, while encapsulins can be formed inside these cells; albeit with different cargo. Such experiments have, to my knowledge, not been carried out and introducing new reactions inside these organisms can lead to new potentially interesting products or interfere with cell vitality. The latter can be of importance for the controlled disruption of bacterial cells.
Fields of science (EuroSciVoc)
CORDIS classifies projects with EuroSciVoc, a multilingual taxonomy of fields of science, through a semi-automatic process based on NLP techniques. See: https://op.europa.eu/en/web/eu-vocabularies/euroscivoc.
CORDIS classifies projects with EuroSciVoc, a multilingual taxonomy of fields of science, through a semi-automatic process based on NLP techniques. See: https://op.europa.eu/en/web/eu-vocabularies/euroscivoc.
- natural sciences biological sciences microbiology bacteriology
- natural sciences biological sciences microbiology virology
- natural sciences biological sciences genetics DNA
- natural sciences biological sciences cell biology cell metabolism
- natural sciences biological sciences biochemistry biomolecules proteins enzymes
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Programme(s)
Multi-annual funding programmes that define the EU’s priorities for research and innovation.
Multi-annual funding programmes that define the EU’s priorities for research and innovation.
Topic(s)
Calls for proposals are divided into topics. A topic defines a specific subject or area for which applicants can submit proposals. The description of a topic comprises its specific scope and the expected impact of the funded project.
Calls for proposals are divided into topics. A topic defines a specific subject or area for which applicants can submit proposals. The description of a topic comprises its specific scope and the expected impact of the funded project.
Call for proposal
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Procedure for inviting applicants to submit project proposals, with the aim of receiving EU funding.
ERC-2013-CoG
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Funding Scheme
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Funding scheme (or “Type of Action”) inside a programme with common features. It specifies: the scope of what is funded; the reimbursement rate; specific evaluation criteria to qualify for funding; and the use of simplified forms of costs like lump sums.
Host institution
7522 NB Enschede
Netherlands
The total costs incurred by this organisation to participate in the project, including direct and indirect costs. This amount is a subset of the overall project budget.