PMID:9789559

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Citation

Omote, H and Futai, M (1998) Mutational analysis of F1F0 ATPase: catalysis and energy coupling. Acta Physiol Scand Suppl 643:177-83

Abstract

Escherichia coli ATP synthase has eight subunits and functions through transmission of conformational changes between subunits. Extensive mutational analyses identified essential residues for catalysis and conformation transmission. Pseudorevertant studies revealed that beta/alpha and beta/gamma subunits interactions are important for the energy coupling between catalysis and H+ translocation. In this article, we discuss mechanism of catalysis and energy coupling based on our recent mutation studies.

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Keywords

Amino Acid Sequence/genetics; Catalysis; DNA Mutational Analysis; Energy Metabolism/physiology; Escherichia coli/enzymology; Mitochondrial Proton-Translocating ATPases; Models, Molecular; Mutation/physiology; Proton-Translocating ATPases/genetics; Proton-Translocating ATPases/metabolism; Saccharomyces cerevisiae Proteins

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