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Snapshots of transition states?

Time-resolved X-ray absorption has been used to investigate the structure of the Zn active site in alcohol dehydrogenase during catalysis. The results support a new mechanistic model for catalysis.

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Figure 1: Schematic illustration of rapid-mixing device used for time-resolved spectroscopic measurements.
Figure 2: Geometry for a, dispersive and b, single-wavelength XAS measaurements.

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Penner-Hahn, J. Snapshots of transition states?. Nat Struct Mol Biol 10, 75–77 (2003). https://doi.org/10.1038/nsb0203-75

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