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Biochemistry

Getting the metal right

Controversy has raged over the identity of the metal cofactor of membrane-bound methane monooxygenase, a methane-oxidizing enzyme. A study suggests that the answer is a cluster of two copper ions.

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Figure 1: Structure of membrane-bound methane monooxygenase (pMMO).

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Bollinger Jr, J. Getting the metal right. Nature 465, 40–41 (2010). https://doi.org/10.1038/465040a

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