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Structural biology

Chlorophylls galore

A high-resolution crystal structure of photosystem I, part of the machinery that performs photosynthesis, reveals how an extensive array of chlorophylls uses solar energy to transport electrons.

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Figure 1: Flow of excitation energy (blue arrows) and electrons (red arrows) through photosystem I, as seen in the 2.5 Å structure obtained by Jordan et al.1.


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Correspondence to Werner Kühlbrandt.

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Kühlbrandt, W. Chlorophylls galore. Nature 411, 897–899 (2001).

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