Epigenetics: An elusive DNA base in mammals.
The discovery of a modified version of the base adenine, known as N6-methyladenine, in mouse DNA puts paid to the theory that cytosine derivatives are the only modified bases in mammals.
The discovery of a modified version of the base adenine, known as N6-methyladenine, in mouse DNA puts paid to the theory that cytosine derivatives are the only modified bases in mammals.
Salmonella enterica subsp. enterica serovar Cerro is an infrequent pathogen of humans and other mammals but is frequently isolated from the hindgut of asymptomatic cattle in the United States. To further understand the genomic determinants of S. Cerro specificity for the bovine hindgut, the genome of isolate CFSAN001588 was fully sequenced and deposited in the GenBank database. Copyright © 2016 Haley et al.
We report the complete genome assembly of the Streptococcus pyogenes type emm4 strain MEW427 (also referred to as strain UM001 in the Pediatric Acute-Onset Neuropsychiatric Syndrome [PANS] Research Consortium), a throat isolate from a child with acute-onset neuropsychiatric symptoms meeting clinical criteria for PANDAS (pediatric autoimmune neuropsychiatric disorders associated with streptococcus). The genome length is 1,814,455 bp with 38.51% G+C%. Copyright © 2016 Jacob et al.
Sediminicola sp. YIK13 is a marine flavobacterium, isolated from tidal flat sediment. Here, we present the first complete genome sequence of this genus, which consists of 3,569,807 bp with 39.4% GC content. This strain contains proteorhodopsin, as well as retinal biosynthesis genes, allowing it to utilize sunlight as an energy source. Copyright © 2016 Kwon and Kim.
Pseudomonas syringae pv. lapsa is a pathovar of Pseudomonas syringae that can infect wheat. The complete genome of P. syringae pv. lapsa strain ATCC 10859 contains a 5,918,899-bp circular chromosome with 4,973 coding sequences, 16 rRNAs, 69 tRNAs, and an average GC content of 59.13%. The analysis of this genome revealed several gene clusters that are related to pathogenesis and virulence. Copyright © 2016 Kong et al.
In this report, we announce the complete genome sequence of Aeromonas hydrophila strain YL17. Single-molecule real-time (SMRT) DNA sequencing was used to generate the complete genome sequence and the genome-wide DNA methylation profile of this environmental isolate. A total of five unique DNA methyltransferase recognition motifs were reported here. Copyright © 2016 Lim et al.
Pseudomonas brassicacearum LBUM300, a plant rhizosphere-inhabiting bacterium, produces 2,4-diacetylphloroglucinol and hydrogen cyanide and has shown antagonistic activity against the plant pathogens Verticillium dahliae, Phytophthora cactorum, and Clavibacter michiganensis subsp. michiganensis. Here, we report the complete genome sequence of P. brassicacearum LBUM300. Copyright © 2016 Novinscak et al.
Tenacibaculum-like bacilli have recently been isolated from diseased sea-reared Atlantic salmon in outbreaks that took place in the XI region (Región de Aysén) of Chile. Molecular typing identified the bacterium as Tenacibaculum dicentrarchi. Here, we report the complete genome sequence of the AY7486TD isolate recovered during those outbreaks. Copyright © 2016 Grothusen et al.
The complete genome sequences of three Listeria monocytogenes serotype 1/2a strains, Lm 3136, Lm 3163, and Lm N1546, which were responsible for listeriosis outbreaks in 2005 and 2011 in Switzerland, are presented here. Copyright © 2016 Tasara et al.
Turicibacterbacteria are commonly detected in the gastrointestinal tracts and feces of humans and animals, but their phylogeny, ecological role, and pathogenic potential remain unclear. We present here the first complete genome sequence ofTuricibactersp. strain H121, which was isolated from the feces of a mouse line contaminated following germ-free derivation. Copyright © 2016 Auchtung et al.
Streptococcus mitisfrequently causes invasive infections in neutropenic cancer patients, with a subset of patients developing viridans group streptococcal (VGS) shock syndrome. We report here the first complete genome sequence ofS. mitisstrain SVGS_061, which caused VGS shock syndrome, to help elucidate the pathogenesis of severe VGS infection. Copyright © 2016 Petrosyan et al.
Escherichia coliO157:H7 EDL933, isolated in 1982 in the United States, was the first enterohemorrhagicE. coli(EHEC) strain sequenced. Unfortunately, European labs can no longer receive the original strain. We checked three European EDL933 derivatives and found major genetic deviations (deletions, inversions) in two strains. All EDL933 strains contain the cryptic EHEC-plasmid, not reported before. Copyright © 2016 Fellner et al.
SHuffle strains are genetically engineered Escherichia coli strains that are capable of oxidizing cysteines within proteins to form disulfide bonds. Here we present the complete genome of both the K-12 and B versions of SHuffle strains along with their parental ancestors. These strains have been of significant use to both the general scientific community and the biotech industry, interested in producing novel disulfide-bonded proteins that were hitherto unable to be expressed in standard E. coli expression strains.
Cephalosporin-resistant Vibrio alginolyticus were firstly isolated from food products with ß-lactamases, blaPER-1, blaVEB-1 and blaCMY-2, being the major mechanisms mediating cephalosporin resistance. The complete sequence of a multidrug resistance plasmid, pVAS3-1, harboring the blaCMY-2 and qnrVC4 genes was decoded in this study. Its backbone exhibited genetic homology to known IncA/C plasmids recoverable from Enterobacteriaceae species, suggesting its possible origin from Enterobacteriaceae. Copyright © 2016, American Society for Microbiology. All Rights Reserved.
We sequenced and annotated the complete 7,170,504-bp genome of a novel secondary metabolite-producing Streptomyces strain, Streptomyces albus SM254, isolated from copper-rich subsurface fluids at ~220-m depth within the Soudan Iron Mine (Soudan, MN, USA).
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