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February 26, 2026Микробиология / Microbiology

Serine Variant of the Reductive Glycine Pathway of CO Fixation in the Anaerobic Thermophile Parvivirga hydrogeniphila

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Authors

NCN. A. Chernykh

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Overview

Genomic analysis reveals a serine variant of carbon fixation in an anaerobic thermophile, suggesting metabolic diversity.

Key Points

  • This research aims to elucidate the carbon fixation mechanisms of the anaerobic thermophile Parvivirga hydrogeniphila.
  • Conducted genomic and proteomic analyses of Parvivirga hydrogeniphila.
  • Examined expression of key enzymes associated with the serine branch of the reductive glycine pathway.
  • Measured the rate of autotrophic carbon fixation.
  • Found genes for the serine branch of the reductive glycine pathway without glycine reductase genes.
  • Observed increased expression of formate dehydrogenase and other enzymes linked to this pathway.
  • Estimated the carbon fixation rate at 0.357 fmol C/cell day, comparable to known autotrophic microorganisms.

Cite This Study

N. A. Chernykh (2025) studied this question.

synapsesocial.com/papers/699fe40c95ddcd3a253e84abhttps://doi.org/10.7868/s3034546425060069
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