scholarly journals Analysis of Draft Genome Sequence of Pseudomonas sp. QTF5 Reveals Its Benzoic Acid Degradation Ability and Heavy Metal Tolerance

2017 ◽  
Vol 2017 ◽  
pp. 1-7 ◽  
Author(s):  
Yang Li ◽  
Yi Ren ◽  
Nan Jiang

Pseudomonas sp. QTF5 was isolated from the continuous permafrost near the bitumen layers in the Qiangtang basin of Qinghai-Tibetan Plateau in China (5,111 m above sea level). It is psychrotolerant and highly and widely tolerant to heavy metals and has the ability to metabolize benzoic acid and salicylic acid. To gain insight into the genetic basis for its adaptation, we performed whole genome sequencing and analyzed the resistant genes and metabolic pathways. Based on 120 published and annotated genomes representing 31 species in the genus Pseudomonas, in silico genomic DNA-DNA hybridization (<54%) and average nucleotide identity calculation (<94%) revealed that QTF5 is closest to Pseudomonas lini and should be classified into a novel species. This study provides the genetic basis to identify the genes linked to its specific mechanisms for adaptation to extreme environment and application of this microorganism in environmental conservation.

2016 ◽  
Vol 4 (3) ◽  
Author(s):  
Vikas D. Trivedi ◽  
Pramod Kumar Jangir ◽  
Rakesh Sharma ◽  
Prashant S. Phale

We report the draft genome sequence of carbaryl-degrading Pseudomonas sp. strain C5pp. Genes encoding salicylate and gentisate metabolism, large amounts of oxygenase, nitrogen metabolism, and heavy metal tolerance were identified. The sequence will provide further insight into the biochemical and evolutionary aspects of carbaryl degradation.


2021 ◽  
Vol 10 (1) ◽  
Author(s):  
Berna Lou L. Aba-Regis ◽  
Kristel Mae P. Oliveros ◽  
Cherry Ibarra-Romero ◽  
Asuncion K. Raymundo ◽  
Nelly S. Aggangan ◽  
...  

ABSTRACT Burkholderia pseudomultivorans MPSB1 was isolated from a copper mined-out soil sample collected from Mogpog, Marinduque, Philippines. Here, we report the draft genome sequence with predicted gene inventories supporting rhizosphere bioremediation, such as heavy metal tolerance, phosphate solubilization, and siderophore production.


PeerJ ◽  
2019 ◽  
Vol 6 ◽  
pp. e6258 ◽  
Author(s):  
Deric R. Learman ◽  
Zahra Ahmad ◽  
Allison Brookshier ◽  
Michael W. Henson ◽  
Victoria Hewitt ◽  
...  

A total of 16 different strains ofMicrobacteriumspp. were isolated from contaminated soil and enriched on the carcinogen, hexavalent chromium [Cr(VI)]. The majority of the isolates (11 of the 16) were able to tolerate concentrations (0.1 mM) of cobalt, cadmium, and nickel, in addition to Cr(VI) (0.5–20 mM). Interestingly, these bacteria were also able to tolerate three different antibiotics (ranges: ampicillin 0–16 μg ml−1, chloramphenicol 0–24 μg ml−1, and vancomycin 0–24 μg ml−1). To gain genetic insight into these tolerance pathways, the genomes of these isolates were assembled and annotated. The genomes of these isolates not only have some shared genes (core genome) but also have a large amount of variability. The genomes also contained an annotated Cr(VI) reductase (chrR) that could be related to Cr(VI) reduction. Further, various heavy metal tolerance (e.g., Co/Zn/Cd efflux system) and antibiotic resistance genes were identified, which provide insight into the isolates’ ability to tolerate metals and antibiotics. Overall, these isolates showed a wide range of tolerances to heavy metals and antibiotics and genetic diversity, which was likely required of this population to thrive in a contaminated environment.


2015 ◽  
Vol 197 (10) ◽  
pp. 1141-1149 ◽  
Author(s):  
Navaneet Chaturvedi ◽  
Michal Kajsik ◽  
Stephen Forsythe ◽  
Paras Nath Pandey

2019 ◽  
Vol 8 (24) ◽  
Author(s):  
Dacheng Qiu ◽  
Ziya Liao ◽  
Weidong Lu ◽  
Haisheng Wang ◽  
Jun Li ◽  
...  

The haloalkaliphilic bacterium Alkalicoccus saliphilus DSM 15402T was isolated from a mineral pool. It grows aerobically at an optimum of 15% (wt/vol) salinity and pH 9.0. The draft genome consists of approximately 3.52 Mb and contains 3,434 predicted genes. Various genes are potentially involved in the adaptation mechanisms for both osmotic stress and pH homeostasis, providing insight into specific adaptations to this double-extreme environment.


2017 ◽  
Vol 5 (38) ◽  
Author(s):  
Xiaomeng Guo ◽  
Ziya Liao ◽  
Yanchun Yan ◽  
Mark Holtzapple ◽  
Qingping Hu ◽  
...  

ABSTRACT The haloalkaliphilic archaeon Natronolimnobius baerhuensis was isolated from a soda lake in Inner Mongolia (China), growing optimally at about 20% NaCl and pH 9.0. The draft genome consists of approximately 3.91 Mb and contains 3,810 predicted genes. Some genes that regulate intracellular osmotic stress and pH homeostasis were identified, providing insight into specific adaptations to this double-extreme environment.


2018 ◽  
Vol 6 (22) ◽  
Author(s):  
Ziya Liao ◽  
Chao Ren ◽  
Xiaomeng Guo ◽  
Yanchun Yan ◽  
Jun Li ◽  
...  

ABSTRACT The moderately haloalkaliphilic bacterium Bacillus urumqiensis BZ-SZ-XJ18T was isolated from a saline-alkaline lake located in the Xinjiang Uyghur Autonomous Region of China. Optimum growth occurred at the total Na+ concentration of 1.08 M, with a broad optimum pH of 8.5 to 9.5. The draft genome consists of approximately 3.28 Mb and contains 3,228 predicted genes. A number of genes associated with adaptation strategies for osmotic balance and alkaline pH homeostasis were identified, providing pertinent insight into specific adaptations to the double-extreme environment.


2008 ◽  
Vol 7 (12) ◽  
pp. 2179-2183 ◽  
Author(s):  
Stéphanie Boisnard ◽  
Gwenaël Ruprich-Robert ◽  
Martine Florent ◽  
Bruno Da Silva ◽  
Florence Chapeland-Leclerc ◽  
...  

ABSTRACT In the present study, we have investigated the role of SSK2, PBS2, and HOG1, encoding modules of the high-osmolarity-glycerol mitogen-activated protein kinase pathway in Candida lusitaniae. Functional analysis of mutants indicated that Ssk2p, Pbs2p, and Hog1p are involved in osmotolerance, drug sensitivity, and heavy metal tolerance but not in oxidant stress adaptation.


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