Rapidly growing bacteria experience dynamic changes in chromosome architecture during chromosome replication and segregation, reflecting the importance of mechanisms that organize the chromosome globally and locally within a cell to maintain faithful ...
Shogo Ozaki +2 more
doaj +1 more source
Genetic dissection of "Caulobacter crescentus" surface colonization [PDF]
During its biphasic life cycle Caulobacter crescentus switches from a planktonic to surface attached life style. This transition requires the continuous remodeling of the cell poles through the temporally and spatially coordinated assembly and ...
Levi, Assaf Yossi
core +1 more source
An RNA degradosome assembly in Caulobacter crescentus [PDF]
In many bacterial species, the multi-enzyme RNA degradosome assembly makes key contributions to RNA metabolism. Powering the turnover of RNA and the processing of structural precursors, the RNA degradosome has differential activities on a spectrum of transcripts and contributes to gene regulation at a global level.
Hardwick, Steven W. +3 more
openaire +2 more sources
Activation and polar sequestration of PopA, a c-di-GMP effector protein involved in Caulobacter crescentus cell cycle control [PDF]
When Caulobacter crescentus enters S-phase the replication initiation inhibitor CtrA dynamically positions to the old cell pole to be degraded by the polar ClpXP protease.
Ebbensgaard, Anna Elisabeth +7 more
core +1 more source
Regulation of the Caulobacter crescentus dnaKJ operon [PDF]
The bacterial heat shock proteins DnaK and DnaJ are members of a class of molecular chaperones that are required for a wide variety of cellular functions at normal growth temperatures. In Caulobacter crescentus, the expression of the dnaKJ operon is regulated both temporally during the normal cell cycle and by heat shock. Analysis of deletions and base
M, Avedissian +4 more
openaire +2 more sources
Bi-modal distribution of the second messenger c-di-GMP controls cell fate and asymmetry during the caulobacter cell cycle [PDF]
Many bacteria mediate important life-style decisions by varying levels of the second messenger c-di-GMP. Behavioral transitions result from the coordination of complex cellular processes such as motility, surface adherence or the production of virulence ...
Abel, Sören +27 more
core +1 more source
Analysis of cyclic di-GMP signaling components in "caulobacter crescentus" behavior and cell cycle control [PDF]
Cell cycle progression and polar morphogenesis in Caulobacter crescentus are coordinated by the interplay of multiple proteins in time and space. One major regulatory factor is the second messenger cyclic di-GMP (c-di-GMP) therefore especially the ...
Friedrich, Elvira
core +1 more source
Analysis of the c-di-GMP mediated cell fate determination in Caulobacter crescentus [PDF]
Cyclic-di-GMP (c-di-GMP) is a ubiquitous second messenger in bacteria, which has been recognized as a key regulator, antagonistically controlling the transition between motile, planktonic cells and surface attached, multicellular communities.
Abel, Sören
core +1 more source
Caulobacter crescentus: model system extraordinaire
In scientific research, we often rely on well-established model systems to tackle important questions. In this context, extensive characterization of specific bacterial species such as Escherichia coli and Bacillus subtilis has provided a vast amount of knowledge that extends well beyond the biology of these two organisms.
Sander K, Govers +1 more
openaire +2 more sources
Regulation of cellular differentiation in Caulobacter crescentus [PDF]
In Caulobacter crescentus, asymmetry is generated in the predivisional cell, resulting in the formation of two distinct cell types upon cell division: a motile swarmer cell and a sessile stalked cell. These progeny cell types differ in their relative programs of gene expression and DNA replication.
J W, Gober, M V, Marques
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