At the heart of photosynthesis, photosystems I and II hold a special place, not just in plant biology, but also as the source of oxygen for all aerobic life. Therefore, researchers were not surprised when two papers, describing the detailed, three-dimensional crystal structure of the photoreaction centers of the thermophilic cyanobacterium, Synechococcus elongatus, received high acclaim.1,2
A single Berlin group published both structures within five...
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