Ancient enzyme resurrection offers insights into early life and astrobiology

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Researchers resurrected a 3.2-billion-year-old enzyme, offering new insights into early life and astrobiology. The study, published in Nature Communications, used synthetic biology to rebuild ancient nitrogenase enzymes and tested them in modern microbes, revealing how early life utilized essential nutrients. This work helps interpret geological biosignatures and understand life's evolution before Earth's atmosphere became oxygen-rich.


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