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ENVIRONMENTAL MICROBIOLOGY

Another twist on nitrogenases

An alternative nitrogenase enzyme that only utilizes iron as its cofactor is shown to reduce carbon dioxide while actively fixing dinitrogen, so that it simultaneously produces ammonium, hydrogen and methane.

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Fig. 1: Architecture of nitrogenases and their active-site cofactor.

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Correspondence to Oliver Einsle.

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Einsle, O. Another twist on nitrogenases. Nat Microbiol 3, 263–264 (2018). https://doi.org/10.1038/s41564-018-0116-8

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