Objective
The aim of this project is to generate novel inhibitors of gyrase and topoisomerase IV by engineering the biosynthetic pathways of very potent natural inhibitors of these enzymes. The project will focus on antibiotics of the aminocoumarin type (novobiocin, clorobiocin, coumermycin A1, simocyclinones) and the cyclothialidine type (cyclothialidine and GR12222X). All these compounds are produced by Stneptomyces strains. The interaction of novobiocin, clorobiocin and the cyclothialidines with bacterial gyrase has been elucidated with biophysical and X-ray crystallographic techniques by members of this consortium. The interaction of the simocyclinones, and of newly generated inhibitors, with gyrase and topoisomerase IV will be investigated in this project. The results will be utilized for rational approaches for the development of new inhibitors by genetic engineering. The complete gene clusters involved in the biosynthesis of novobiocin, clorobiocin, coumermycin and simocyclinone have been cloned and sequenced by the members of this consortium. The biosynthetic gene cluster of cyclothialidine will be identified in this project. Genes and operons within the gene clusters will be modified by gene inactivation, gene expression or gene replacement experiments within the natural producers. Furthermore, vectors containing entire biosynthetic gene clusters will be modified in E. coli and subsequently introduced into suitable Streptomyces host strains for production of novel metabolites. New molecules will also be generated by feeding specific strains with synthetic analogues of precursors of biosynthesis. Accumulated compounds will be modified chemically in order to generate an even wider array of new molecules. The biological activity of the novel molecules will be assayed using enzyme assay systems with gyrase and topoisomerase IV and antibacterial assays with human pathogens. Promising drug candidates will be investigated in animal infection models...
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: The European Science Vocabulary.
CORDIS classifies projects with EuroSciVoc, a multilingual taxonomy of fields of science, through a semi-automatic process based on NLP techniques. See: The European Science Vocabulary.
- medical and health sciences basic medicine pharmacology and pharmacy drug discovery
- medical and health sciences medical biotechnology genetic engineering
- medical and health sciences basic medicine pharmacology and pharmacy pharmaceutical drugs antibiotics
- medical and health sciences basic medicine pharmacology and pharmacy drug resistance multidrug resistance
- medical and health sciences basic medicine pharmacology and pharmacy drug resistance antibiotic resistance
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Keywords
Project’s keywords as indicated by the project coordinator. Not to be confused with the EuroSciVoc taxonomy (Fields of science)
Project’s keywords as indicated by the project coordinator. Not to be confused with the EuroSciVoc taxonomy (Fields of science)
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
Procedure for inviting applicants to submit project proposals, with the aim of receiving EU funding.
Procedure for inviting applicants to submit project proposals, with the aim of receiving EU funding.
FP6-2002-LIFESCIHEALTH
See other projects for this call
Funding Scheme
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.
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.
Coordinator
TUEBINGEN
Germany
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.