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Calcium in bacteria: a solution to which problem?

V Norris1, M Chen, M Goldberg

  • 1Department of Genetics, University of Leicester, UK.

Molecular Microbiology
|April 1, 1991
PubMed
Summary
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Calcium and calcium-binding proteins regulate many bacterial functions, suggesting a central role for calcium in bacterial metabolism. Further research is needed to uncover these underlying principles.

Area of Science:

  • Bacterial Physiology
  • Molecular Biology
  • Biochemistry

Background:

  • Calcium ions and calcium-binding proteins, including calmodulin-like proteins, are involved in diverse bacterial processes.
  • These proteins play roles in essential cellular functions, highlighting the importance of calcium signaling.

Purpose of the Study:

  • To review the multifaceted roles of calcium and related proteins in bacterial physiology.
  • To underscore the need for understanding calcium's central role in bacterial metabolism.

Main Methods:

  • Literature review of studies on calcium-binding proteins in bacteria.
  • Analysis of the diverse cellular processes influenced by calcium.

Main Results:

  • Calcium and calmodulin-like proteins are implicated in bacterial chemotaxis, sporulation, virulence, transport, and DNA replication.

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  • They also influence phosphorylation, heat shock response, cell division, nucleoid structure, and envelope stability.
  • Calcium's involvement extends to phospholipid synthesis and recombination processes.

    • Conclusions:

    • The widespread involvement of calcium in bacterial processes suggests fundamental, yet undiscovered, principles of calcium metabolism.
    • Further investigation into bacterial calcium regulation is warranted to elucidate these principles.