… photosynthetic bacteria contain a single reaction center that generates a redox differential
of about 1000 mV, sufficient for oxidation of the hydrogen donor … as primary electron donors; …

… A kinetic scheme for two-step sequential primary electron transfer reactions in RCs
involving the accessory bacteriochlorophyll (B) as intermediate electron acceptor between the …

… acceptor from M and a potential electron donor to (M)+. The Im moiety is an effective electron
acceptor … proven to be quite useful for analysis of electron-transfer kinetics because of the …

… DISCUSSION The absence of all transition metals except iron in purified reaction center (12)
and photoreceptor subunit (2, 3) preparations has been clearly demonstrated. The data on …

… ESR studies at approximately 10 K on the reaction centre complex of the photosynthetic …
when the reaction-centre bacteriochlorophyll and its primary electron acceptor are reduced; the …

… model for the fundamental studies of photosynthesis as well as for molecular biology studies.
(… Our results reported below indicate that the nature of the primary electron donor in isolated …

… and funnel the electronic excitation to the reaction center (RC… a series of electron transfer
reactions take place (Fig. 1). The … external electron donors for the RC if the endogenous donor (…

… If we add this distance to the thickness of linker 1 (4 Å) we will have the distance between
the final electron acceptor (ubiquinone) and the electrode bound to H subunit of about 28 Å. …

… the availability of electron donors to pufC. Electron transfer through the reaction center was
… The rate constants of the electron transfer (~ 3 × 10 3 s ‒1 ) from the mobile donors of Rvx. …

… In addition to apolar interactions, the bacteriochlorophylls of the primary electron donor ('…
primary electron donor, and which mark possible electron pathways across the photosynthetic …