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Published on: September 11, 2020
Complete genome sequence of Serratia plymuthica bacteriophage ΦMAM1
Miguel A Matilla1, George P C Salmond
1Department of Biochemistry, University of Cambridge, Cambridge, United Kingdom.
Abstract:
A virulent bacteriophage (ΦMAM1) that infects Serratia plymuthica was isolated from the natural environment and characterized. Genomic sequence analysis revealed a circular double-stranded DNA sequence of 157,834 bp, encoding 198 proteins and 3 tRNAs. The ΦMAM1 genome shows high homology to previously reported ViI-like enterobacterial bacteriophage genomes.
Insights
Researchers isolated and characterized a virulent bacteriophage, ΦMAM1, infecting Serratia plymuthica. Genomic analysis revealed a 157,834 bp double-stranded DNA genome with high homology to ViI-like enterobacterial bacteriophages.
Area of Science:
- Microbiology and Virology
- Bacteriophage Research
- Genomic Analysis
Background:
- Serratia plymuthica is an opportunistic pathogen.
- Bacteriophages are viruses that infect bacteria and are potential tools for combating bacterial infections.
- Characterization of novel bacteriophages is crucial for understanding phage diversity and potential applications.
Purpose of the Study:
- To isolate and characterize a novel virulent bacteriophage targeting Serratia plymuthica.
- To determine the genomic features of the isolated bacteriophage.
- To compare the ΦMAM1 genome with known bacteriophage genomes.
Main Methods:
- Isolation of bacteriophages from environmental samples.
- Bacterial host range determination.
- Transmission electron microscopy for morphology.
- Whole-genome sequencing and bioinformatic analysis.
Main Results:
- A virulent bacteriophage, designated ΦMAM1, was successfully isolated and identified as a ΦMAM1 infecting Serratia plymuthica.
- ΦMAM1 possesses a circular double-stranded DNA genome of 157,834 base pairs.
- The genome encodes 198 proteins and 3 tRNAs, exhibiting significant homology to ViI-like enterobacterial bacteriophages.
Conclusions:
- ΦMAM1 represents a newly characterized virulent bacteriophage with potential applications in phage therapy against Serratia plymuthica.
- The genomic data provides insights into the evolution and diversity of enterobacterial bacteriophages.
- Further studies are warranted to explore the lytic activity and therapeutic potential of ΦMAM1.
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