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July 7, 2019

Complete genome sequence of a Paenalcaligenes hominis strain isolated from a paraplegic patient with neurogenic bladder using single-molecule real-time sequencing technology.

The genome of Paenalcaligenes hominis, isolated from a paraplegic patient with neurogenic bladder, was sequenced with the Pacific Biosciences RSII platform. The genome size is 2.68 Mb and includes 3,096 annotated coding sequences, including genes associated with quinone cofactors, which play crucial roles in the virulence of Gram-negative bacteria. Copyright © 2017 Mukhopadhyay et al.


July 7, 2019

Complete genome sequence of Mycobacterium avium subsp. hominissuis strain H87 isolated from an indoor water sample.

Mycobacterium avium subsp. hominissuis is an environmentally acquired bacterium known to cause pulmonary and soft tissue infections, lymphadenitis, and disseminated disease in humans. We report here the complete genome sequence of strain H87, isolated from an indoor water sample, as a single circular chromosome of 5,626,623 bp with a G+C content of 68.8%. Copyright © 2017 Zhao et al.


July 7, 2019

Complete genome sequences of Mycobacterium kansasii strains isolated from rhesus macaques.

Mycobacterium kansasii is a nontuberculous mycobacterium. It causes opportunistic infections with pulmonary and extrapulmonary manifestations. We report here the complete genome sequences of two M. kansasii strains isolated from rhesus macaques. We performed genome comparisons with human and environmental isolates of M. kansasii to assess the genomic diversity of this species. Copyright © 2017 Panda et al.


July 7, 2019

Complete genome sequence of Lactobacillus casei LC5, a potential probiotics for atopic dermatitis.

Probiotics are living microorganisms providing health beneficial effect to the host (1). Probiotics have been used for the treatment or prevention of various diseases related to diarrhea (2), cho- lesterol (3) immune function (4), and inflammatory bowel disease (5). In addition, recent study also presents that probiotic bacteria in the Bifidobacterium and Lactobacillus genera are able to have therapeutic effects in the patients of psychological disorders, such as depression, anxiety, and memory (6).


July 7, 2019

Complete genome sequence of Amycolatopsis orientalis CPCC200066, the producer of norvancomycin.

Amycolatopsis orientalis CPCC200066 is an actinomycete exploited commercially in China for the production of norvancomycin, an important glycopeptide antibiotic structurally close to the well-known vancomycin. The availability of the complete genome sequence of CPCC200066 would greatly strengthen our understanding of the regulation pattern of norvancomycin biosynthesis and ultimately improve its production, as well as potentiate discoveries of novel bioactive compounds. Here we report the complete genome sequence of A. orientalis CPCC200066, a circular chromosome consisting of 9,490,992bp. Forty putative secondary metabolite biosynthetic gene clusters, including norvancomycin, were predicted, covering 20.3% of the whole genome. To facilitate genetic manipulation of this strain, an efficient transformation system was established by constructing a novel integrative vector pIMBT1, which could be transferred into CPCC200066 by electroporation with high efficiency. FBT1 attB sites were also identified in other known Amycolatopsis genomes, indicating pIMBT1’s prospect to be a novel vector for genus Amycolatopsis. Copyright © 2017 Elsevier B.V. All rights reserved.


July 7, 2019

Complete genome sequence of Kosakonia oryzae type strain Ola 51(T).

Strain Ola 51(T) (=LMG 24251(T)?=?CGMCC 1.7012(T)) is the type strain of the species Kosakonia oryzae and was isolated from surface-sterilized roots of the wild rice species Oryza latifolia grown in Guangdong, China. Here we summarize the features of the strain Ola 51(T) and describe its complete genome sequence. The genome contains one circular chromosome of 5,303,342 nucleotides with 54.01% GC content, 4773 protein-coding genes, 16 rRNA genes, 76 tRNA genes, 13 ncRNA genes, 48 pseudo genes, and 1 CRISPR array.


July 7, 2019

Complete genome sequence of Bordetella pertussis Pelita III, the production strain for an Indonesian whole-cell pertussis vaccine.

PT Bio Farma, the sole World Health Organization-approved Indonesian vaccine producer, manufactures a whole-cell whooping cough vaccine (wP) that, as part of a pentavalent diphtheria-tetanus-pertussis/hepatitis B/Haemophilus influenzae b (DTP/HB/Hib) vaccine, is used in Indonesia and many other countries. We report here the whole-genome sequence for Bordetella pertussis Pelita III, PT Bio Farma’s wP production strain. Copyright © 2017 Efendi et al.


July 7, 2019

Complete genome sequence of Lysinibacillus sphaericus LMG 22257, a strain with ureolytic activity inducing calcium carbonate precipitation.

Microbiologically induced calcium carbonate precipitation shows the potential for use in bioremediation and construction consolidation, but the efficiency of this process must be improved. Lysinibacillus sphaericus LMG 22257 is a gram-positive ureolytic strain that has recently been applied for consolidating construction by mediating calcium carbonate precipitation. The complete genome sequence of L. sphaericus LMG 22257 is 3,436,578 base pairs with a GC content of 38.99%. The urea degradation pathway and genes related to extracellular polymeric substance biosynthesis were also identified. The strain can tolerate high alkalinity (pH up to 10) and high urea concentration (up to 3M). These findings provide insights into the microbiologically induced carbonate precipitation and extend the application of the metabolic potential of L. sphaericus LMG 22257 for bioremediation. Copyright © 2017 Elsevier B.V. All rights reserved.


July 7, 2019

Complete genome sequence of a versatile hydrocarbon degrader, Pseudomonas aeruginosa DN1 isolated from petroleum-contaminated soil.

Pseudomonas aeruginosa DN1 was isolated from a petroleum-contaminated soil from Changqing Oilfield with its capability to degrade high molecular weight polycyclic aromatic hydrocarbons (HMW PAHs) and crude oil. Herein, the whole genome sequence analysis of P. aeruginosa strain DN1 was reported, consisting of a size of 6,641,902 bp chromosome assembled genome (67.09 mol% G + C content) and a 317,349 bp plasmid assembled genome (57.01 mol% G + C content). According to the genome information, strain DN1 encodes various genes related to degradation of aliphatic hydrocarbons and aromatic compounds. In addition, DN1 contains gene clusters for biosynthesis and regulation of biosurfactant rhamnolipids. These genes may serve as a basis of further elucidation of the genetic background of this promising strain, and provide insights into investigating the metabolic and regulatory mechanisms of hydrocarbon biodegradation.


July 7, 2019

The evolutionary life cycle of the polysaccharide biosynthetic gene cluster based on the Sphingomonadaceae.

Although clustering of genes from the same metabolic pathway is a widespread phenomenon, the evolution of the polysaccharide biosynthetic gene cluster remains poorly understood. To determine the evolution of this pathway, we identified a scattered production pathway of the polysaccharide sanxan by Sphingomonas sanxanigenens NX02, and compared the distribution of genes between sphingan-producing and other Sphingomonadaceae strains. This allowed us to determine how the scattered sanxan pathway developed, and how the polysaccharide gene cluster evolved. Our findings suggested that the evolution of microbial polysaccharide biosynthesis gene clusters is a lengthy cyclic process comprising cluster 1???scatter???cluster 2. The sanxan biosynthetic pathway proved the existence of a dispersive process. We also report the complete genome sequence of NX02, in which we identified many unstable genetic elements and powerful secretion systems. Furthermore, nine enzymes for the formation of activated precursors, four glycosyltransferases, four acyltransferases, and four polymerization and export proteins were identified. These genes were scattered in the NX02 genome, and the positive regulator SpnA of sphingans synthesis could not regulate sanxan production. Finally, we concluded that the evolution of the sanxan pathway was independent. NX02 evolved naturally as a polysaccharide producing strain over a long-time evolution involving gene acquisitions and adaptive mutations.


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