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The acetyl xylan esterase of Bacillus pumilus belongs to a family of esterases with broad substrate specificity

Article Abstract:

Research has been conducted on the Bacillus pumilus gene that encodes acetyl xylan esterase. The identification and characterization of this gene has been carried out.

Author: Dergassi, Giuliano, Kojic, Milan, Ljubijankic, Goran, Venturi, Vittorio
Publisher: Society for General Microbiology
Publication Name: Microbiology
Subject: Biological sciences
ISSN: 1350-0872
Year: 2000
Yugoslavia, Analysis, Esterases, Cephalosporins

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Regulation of the p-hydroxybenzoic acid hydroxylase gene (pobA) in plant-growth-promoting Pseudomonas putida WCS358

Article Abstract:

The p-hydroxybenzoic acid hydroxylase gene (pobA) in Pseudomonas putida WCS358 and its regulation are discussed. P. putida WCS358 is a plant growth promoting strain. The gene is involved in the catabolism of p-hydroxybenzoic acid (PHB) to the central intermediate protocatechuate. The pobA-pobC locus was identified. The genetically linked regulator was not very similar to the other studied PobR regulators. It belongs to the AraC family of regulators, so it was called PobC. PobC activated pobA expression responding to PHB and had weak activity in the presence of protocatechuic acid (PCA).

Author: Kojic, Milan, Venturi, Vittorio, Bertani, Iris
Publisher: Society for General Microbiology
Publication Name: Microbiology
Subject: Biological sciences
ISSN: 1350-0872
Year: 2001
Physiological aspects, Bacterial genetics, Cellular signal transduction, Aromatic compounds, Plant growth promoting substances

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Regulation of the N-acyl homoserine lactone-dependent quorum-sensing system in rhizosphere Pseudomonas putida WCS358 and cross-talk with the stationary-phase RpoS sigma factor and the global regulator GacA

Article Abstract:

The identification and regulation of the N-acyl homoserine lactones (AHLs)-dependent system of rhizosphere Pseudomonas putida WCS358 is reported. It was seen that the AHL-dependent quorum sensing has a positive effect on the stationary-phase sigma factor RpoS transcription, RpoS has a negative effect on quorum sensing and the global response regulator GacA has a positive effect.

Author: Venturi, Vittorio, Bertani, Iris
Publisher: American Society for Microbiology
Publication Name: Applied and Environmental Microbiology
Subject: Biological sciences
ISSN: 0099-2240
Year: 2004
Science & research, Genetic regulation, Rhizosphere, Quorum sensing

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Subjects list: Statistical Data Included, Research, Italy, Gene expression, Microbiological research, Genetic aspects, Pseudomonas putida
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