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Activation of Alternative Respiration with Internal Electron Acceptor during Anaerobic Glucose Utilization in Escherichia coli Strains with Impaired Fermentation Ability

Activation of Alternative Respiration with Internal Electron Acceptor during Anaerobic Glucose... ISSN 0003-6838, Applied Biochemistry and Microbiology, 2019, Vol. 55, No. 9, pp. 870–876. © Pleiades Publishing, Inc., 2019. Russian Text © The Author(s), 2019, published in Biotekhnologiya, 2019, Vol. 35, No. 2, pp. 16–24. PRODUCERS, BIOLOGY, SELECTION, AND GENE ENGINEERING Activation of Alternative Respiration with Internal Electron Acceptor during Anaerobic Glucose Utilization in Escherichia coli Strains with Impaired Fermentation Ability a, a a a A. Yu. Skorokhodova *, A. V. Sukhozhenko , A. Yu. Gulevich , and V. G. Debabov State Research Institute for Genetics and Selection of Industrial Microorganisms, Kurchatov Institute National Resource Center (GosNIIgenetika, Kurchatov Institute NRC), Moscow, 117545 Russia *e-mail: skorokhodova@genetika.ru Received December 3, 2018; revised December 8, 2018; accepted December 10, 2018 Abstract—The activation of alternative respiration with an internal electron acceptor during anaerobic glu- cose utilization in E. coli strains with impaired fermentation ability has been studied. It was found out that respiration processes utilizing pyruvic acid as an endogenous electron acceptor can markedly contribute to the maintenance of the anaerobic redox balance in E. coli strains deficient in mixed acid fermentation path- ways. The sequential inactivation of the pathways of anaerobic dissimilation of pyruvate and impairment of the functionality of the reductive branch http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Applied Biochemistry and Microbiology Springer Journals

Activation of Alternative Respiration with Internal Electron Acceptor during Anaerobic Glucose Utilization in Escherichia coli Strains with Impaired Fermentation Ability

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Publisher
Springer Journals
Copyright
Copyright © 2019 by Pleiades Publishing, Inc.
Subject
Life Sciences; Biochemistry, general; Microbiology; Medical Microbiology
ISSN
0003-6838
eISSN
1608-3024
DOI
10.1134/S0003683819090072
Publisher site
See Article on Publisher Site

Abstract

ISSN 0003-6838, Applied Biochemistry and Microbiology, 2019, Vol. 55, No. 9, pp. 870–876. © Pleiades Publishing, Inc., 2019. Russian Text © The Author(s), 2019, published in Biotekhnologiya, 2019, Vol. 35, No. 2, pp. 16–24. PRODUCERS, BIOLOGY, SELECTION, AND GENE ENGINEERING Activation of Alternative Respiration with Internal Electron Acceptor during Anaerobic Glucose Utilization in Escherichia coli Strains with Impaired Fermentation Ability a, a a a A. Yu. Skorokhodova *, A. V. Sukhozhenko , A. Yu. Gulevich , and V. G. Debabov State Research Institute for Genetics and Selection of Industrial Microorganisms, Kurchatov Institute National Resource Center (GosNIIgenetika, Kurchatov Institute NRC), Moscow, 117545 Russia *e-mail: skorokhodova@genetika.ru Received December 3, 2018; revised December 8, 2018; accepted December 10, 2018 Abstract—The activation of alternative respiration with an internal electron acceptor during anaerobic glu- cose utilization in E. coli strains with impaired fermentation ability has been studied. It was found out that respiration processes utilizing pyruvic acid as an endogenous electron acceptor can markedly contribute to the maintenance of the anaerobic redox balance in E. coli strains deficient in mixed acid fermentation path- ways. The sequential inactivation of the pathways of anaerobic dissimilation of pyruvate and impairment of the functionality of the reductive branch

Journal

Applied Biochemistry and MicrobiologySpringer Journals

Published: Dec 5, 2019

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