ZIEBANDT, Anne-Kathrin, Harald KUSCH, Marco DEGNER, Sarah JAGLITZ, Mark J. J. B. SIBBALD, Jan P. ARENDS, Monika A. CHLEBOWICZ, Dirk ALBRECHT, Roman PANTŮČEK, Jiří DOŠKAŘ, Wilma ZIEBUHR, Barbara M. BRÖKER, Michael HECKER, Jan Maarten VAN DIJL and Susanne ENGELMANN. Proteomics uncovers extreme heterogeneity in the Staphylococcus aureus exoproteome due to genomic plasticity and variant gene regulation. Proteomics. Weinheim: Wiley-VCH, 2010, vol. 10, No 8, p. 1634-1644. ISSN 1615-9853.
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Basic information
Original name Proteomics uncovers extreme heterogeneity in the Staphylococcus aureus exoproteome due to genomic plasticity and variant gene regulation
Authors ZIEBANDT, Anne-Kathrin (276 Germany), Harald KUSCH (276 Germany), Marco DEGNER (276 Germany), Sarah JAGLITZ (276 Germany), Mark J. J. B. SIBBALD (528 Netherlands), Jan P. ARENDS (528 Netherlands), Monika A. CHLEBOWICZ (616 Poland), Dirk ALBRECHT (528 Netherlands), Roman PANTŮČEK (203 Czech Republic), Jiří DOŠKAŘ (203 Czech Republic, guarantor), Wilma ZIEBUHR (276 Germany), Barbara M. BRÖKER (276 Germany), Michael HECKER (276 Germany), Jan Maarten VAN DIJL (528 Netherlands) and Susanne ENGELMANN (276 Germany).
Edition Proteomics, Weinheim, Wiley-VCH, 2010, 1615-9853.
Other information
Original language English
Type of outcome Article in a journal
Field of Study Genetics and molecular biology
Country of publisher Germany
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 4.815
RIV identification code RIV/00216224:14310/10:00044086
Organization unit Faculty of Science
UT WoS 000277309800008
Keywords in English Exoproteome; Microbiology; Protein secretion; Staphylococcus; TOXIC-SHOCK-SYNDROME; METHICILLIN-RESISTANT; BACILLUS-SUBTILIS; SIGNAL-TRANSDUCTION; VIRULENCE FACTORS; NASAL CARRIAGE
Tags International impact, Reviewed
Changed by Changed by: prof. RNDr. Roman Pantůček, Ph.D., učo 842. Changed: 8/6/2010 17:35.
Abstract
Sequencing of at least 13 Staphylococcus aureus isolates has shown that genomic plasticity impacts significantly on the repertoire of virulence factors. However, genome sequencing does not reveal which genes are expressed by individual isolates. Here, we have therefore performed a comprehensive survey of the composition and variability of the S. aureus exoproteome. This involved multilocus sequence typing, virulence gene, and prophage profiling by multiplex PCR, and proteomic analyses of secreted proteins using 2-DE. Dissection of the exoproteomes of 25 clinical isolates revealed that only seven out of 63 identified secreted proteins were produced by all isolates, indicating a remarkably high exoproteome heterogeneity within one bacterial species. Most interesting, the observed variations were caused not only by genome plasticity, but also by an unprecedented variation in secretory protein production due to differences in transcriptional and post-transcriptional regulation. Our data imply that genomic studies on virulence gene conservation patterns need to be complemented by analyses of the extracellular protein pattern to assess the full virulence potential of bacterial pathogens like S. aureus. Importantly, the extensive variability of secreted virulence factors in S. aureus also suggests that development of protective vaccines against this pathogen requires a carefully selected combination of invariably produced antigens.
Abstract (in Czech)
Byla provedena podrobná charakterizace složení a variability exoproteomu Staphylococcus aureus. Analýzy zahrnovala typizaci izolátů prostřednictvím MLST, identifikace genů virulence, profágového profilování multiplex PCR, a proteomické analýzy 2-DE. Disekce exoproteomu 25 klinických izolátů odhalila, že pouze 7 z 63 proteinů bylo produkovaných všemi kmeny, což naznačuje extrémní heterogenitu uvnitř bakteriálního druhu.
Links
MSM0021622415, plan (intention)Name: Molekulární podstata buněčných a tkáňových regulací
Investor: Ministry of Education, Youth and Sports of the CR, Molecular basis of cell and tissue regulations
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