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2. H. Michel, O. Epp, and J. Deisenhofer, EMBO J. 5, 2445–2451 (1986).
3. 2 E.J. Bylina and D.C. Youvan, Z. Naturforsch. 42c, 769-774 (1987).
4. 3. E.J. Bylina and D.C Youvan, in preparation.
5. 4. for reviews, see M.E. Michel-Beyerle, Ed., Antennas and Reaction Centers of Photosynthetic Bacteria-Structure, Interaction and Dynamics, Springer, Berlin, 1985.; W.W. Parson and B. Ke, in Photosynthesis (Govindjee, Ed.), Vol. I, 331-385, Academic Press, New York, 1982.