Article
Charge separation induces conformational changes in the photosynthetic reaction centre of purple bacteria.
Acta crystallographica. Section D, Biological crystallography - 1 Oct 2002
Fritzsch Günter, Koepke Jürgen, Diem Ralf, Kuglstatter Andreas, Baciou Laura
Abstract excerpt
X-ray structures of the wild-type reaction centre from Rhodobacter sphaeroides have been determined to a resolution of 1.87 A in the neutral (dark) state and to 2.06 A in the charge-separated (light-excited) state. Whereas the overall protein structures of both states are rather similar, the domain around the secondary quinone shows significant shifts. The quinone molecule itself is observed at two different...
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