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Open AccessJournal ArticleDOI

The crystal structure of the intact E. coli RelBE toxin-antitoxin complex provides the structural basis for conditional cooperativity.

TLDR
The crystal structure of the intact Escherichia coli RelB2E2 complex at 2.8 Å resolution provides a firm basis for understanding the model of conditional cooperativity at the molecular level and supports a model in which relO is optimally bound by two adjacent RelB 2E heterotrimeric units, and is not compatible with concomitant binding of two RelB1E2 heterotetramers.
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This article is published in Structure.The article was published on 2012-10-10 and is currently open access. It has received 93 citations till now. The article focuses on the topics: Toxin-antitoxin complex & RELB.

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Citations
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Journal ArticleDOI

Toxin-antitoxin systems in bacterial growth arrest and persistence

TL;DR: This Review highlights recent discoveries of these multifaceted TA systems with a focus on the newly uncovered mechanisms, especially conditional cooperativity, that are used to regulate cell growth and persistence and the potential for targeting TA systems for antimicrobial drug discovery.
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Toxins, Targets, and Triggers: An Overview of Toxin-Antitoxin Biology

TL;DR: How multiple levels of regulation shape the conditions of toxin activation to achieve the different biological functions of TA modules is highlighted.
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Toxin–antitoxin systems: Biology, identification, and application

TL;DR: Toxin–antitoxin systems are small genetic elements composed of a toxin gene and its cognate antitoxin and their potential to combat viral infection may aid in controlling infectious diseases.
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Toxin-antitoxin systems are ubiquitous and versatile modulators of prokaryotic cell fate

TL;DR: Five types of TA systems have been proposed that differ markedly in their genetic architectures and modes of activity control, and may aid in combating infectious diseases.
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The bacterial translation stress response

TL;DR: Understanding the mechanism of how the bacterial cell responds to stress will not only provide fundamental insight into translation regulation, but will also be an important step to identifying new targets for the development of novel antimicrobial agents.
References
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Journal ArticleDOI

Features and development of Coot.

TL;DR: Coot is a molecular-graphics program designed to assist in the building of protein and other macromolecular models and the current state of development and available features are presented.
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Phaser crystallographic software

TL;DR: A description is given of Phaser-2.1: software for phasing macromolecular crystal structures by molecular replacement and single-wavelength anomalous dispersion phasing.
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The CCP4 suite: programs for protein crystallography

TL;DR: The CCP4 (Collaborative Computational Project, number 4) program suite is a collection of programs and associated data and subroutine libraries which can be used for macromolecular structure determination by X-ray crystallography.
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Inference of macromolecular assemblies from crystalline state.

TL;DR: A new method, based on chemical thermodynamics, is developed for automatic detection of macromolecular assemblies in the Protein Data Bank (PDB) entries that are the results of X-ray diffraction experiments, as found, biological units may be recovered at 80-90% success rate, which makesX-ray crystallography an important source of experimental data on macromolescular complexes and protein-protein interactions.
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Size-Distribution Analysis of Macromolecules by Sedimentation Velocity Ultracentrifugation and Lamm Equation Modeling

TL;DR: A new method for the size-distribution analysis of polymers by sedimentation velocity analytical ultracentrifugation that exploits the ability of Lamm equation modeling to discriminate between the spreading of the sedimentation boundary arising from sample heterogeneity and from diffusion is described.
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