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Complete genome sequencing and comparative analysis of the linezolid-resistant Enterococcus faecalis strain DENG1

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Abstract

Genome level analysis of bacterial strains provides information on genetic composition and resistance mechanisms to clinically relevant antibiotics. To date, whole genome characterization of linezolid-resistant Enterococcus faecalis isolated in the clinic is lacking. In this study, we report the entire genome sequence, genomic characteristics and virulence factors of a pathogenic E. faecalis strain, DENG1. Our results showed considerable differences in genomic characteristics and virulence factors compared with other E. faecalis strains (V583 and OG1RF). The genome of this LZD-resistant E. faecalis strain can be used as a reference to study the mechanism of LZD resistance and the phylogenetic relationship of E. faecalis strains worldwide.

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Abbreviations

LZD:

Linezolid

MRSA:

Methicillin-resistant Staphylococcus aureus

VRE:

Vancomycin-resistant Enterococci

PAIs:

Pathogenicity islands

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Acknowledgments

This work was supported by Grants from the Key Subject Fund of Shenzhen Government and Shenzhen Council for Technology and Creation (No.: JCYJ20130402151227180), Shenzhen Scientific Research Program of the People’s Republic of China (No.: 201303179). We thank Zhang Yitong for technical assistance. We thank the Shanghai Majorbio Bio-pharm Technology Corporation for allowing this work to progress in their laboratory and providing samples.

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The authors declare that they have no conflict of interest.

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Correspondence to Qiwen Deng.

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Communicated by Erko Stackebrandt.

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Yu, Z., Chen, Z., Cheng, H. et al. Complete genome sequencing and comparative analysis of the linezolid-resistant Enterococcus faecalis strain DENG1. Arch Microbiol 196, 513–516 (2014). https://doi.org/10.1007/s00203-014-0986-y

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  • DOI: https://doi.org/10.1007/s00203-014-0986-y

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