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From Light to Life

Abstract

The biogeochemical cycles of H, C, N, O and S are coupled via biologically catalyzed electron transfer (redox) reactions far from thermodynamic equilibrium. In this paper I examine the evolution of the structural motifs responsible for redox reactions (the biological “transistors”) across the tree of life, and the photogeochemical reactions on minerals that ultimately came to be the driving force for these biological reactions.

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Acknowledgments

Our research is supported by the Gordon and Betty Moore Foundation Grant GBMF2807 to Paul Falkowski and by Grant 0940187 from the National Science Foundation Grant.

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Correspondence to Paul G. Falkowski.

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Falkowski, P.G. From Light to Life. Orig Life Evol Biosph 45, 347–350 (2015). https://doi.org/10.1007/s11084-015-9441-6

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  • DOI: https://doi.org/10.1007/s11084-015-9441-6

Keywords

  • Redox
  • Transition metals
  • Protein structures