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. 2023 Feb 9;11:1126737. doi: 10.3389/fbioe.2023.1126737

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Copyright © 2023 Sobieraj, Stegenta-Dąbrowska, Luo, Koziel and Białowiec.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Pathway of the acetate fermentation. Figure redrawn after reference (Gottschalk, 1986). 1, Degradation of fructose via the Embden-Meyerhof-Parnas pathway; 2, pyruvate-ferredoxin oxidoreductase; 3, phosphotransacetylase plus acetate kinase; 4, formate dehydrogenase; 5, formyl-tetrahydrofolate synthetase; 6, methenyl-tetrahydrofolate cyclohydrolase; 7, methylene-tetrahydrofolate dehydrogenase; 8, methylene-tetrahydrofolate reductase; 9, tetrahydrofolate: B 12 methyltransferase; 10, CO dehydrogenase; 11, acetyl-CoA-synthesizing enzyme (probably ATP-requiring); (CO), enzyme-bound.