Ed Abresch
Publications: 1983-current [Back to home page]

1.         Interaction of cytochrome c with reaction centers of Rhodopseudomonas sphaeroides R-26: Localization of the binding site by chemical crosslinking and immunochemical studies; D. Rosen, M.Y. Okamura, E.C. Abresch, G.E. Valkirs, and G. Feher; Biochemistry 22, 335-341 (January 24, 1983).

2.         Damping of oscillations in the semiquinone absorption in reaction centers after successive flashes: determination of the equilibrium between QA-· QB and QA QB-·; D. Kleinfeld, E.C. Abresch, M.Y. Okamura, and G. Feher; Biochim. Biophys. Acta, 765, 406-409 (1984).

3.         15 N ENDOR of the primary donor cation radical P865+ in reaction centers of Rhodopseudomonas sphaeroides. Additional evidence for the dimer model; W. Lubitz, R. A. Isaacson, E.C. Abresch and G. Feher. Proc. Natl. Acad. Sci. 81, 7792-7796 (1984).

4.         Electron Nuclear Double Resonance of Semiquinones in Reaction Centers of Rhodopseudomonas sphaeroides; W. Lubitz, E.C. Abresch, R.J. Debus, R.A. Isaacson, M.Y. Okamura, and G. Feher, Biochim. Biophys. Acta. 808, 464-469 (1985).

5.         Reaction Centers from Triazine Resistant Strains of Rhodopseudomonas sphaeroides: Localization of the Mutation Site by Protein Hybridization Experiments; M.Y. Okamura, E.C. Abresch and R.J. Debus; Biochim. Biophys. Acta 810, 110-113 (1985).

6.         Characterization of Three Herbicide Resistant Mutants of Rhodopseudomonas sphaeroides 2.4.1: Structure - Function Relationship; M.L. Paddock, J.C. Williams, S.H. Rongey, E.C. Abresch, G. Feher and M.Y. Okamura; Progress in Photosynthesis Research, Vol. 3, pp. III.11.775-III.11.778 (Proceedings of the VIIth International Conference on Photosynthesis, Brown University, August 1986, Ed. J. Biggins), Martinus Nijhoff, Boston, 1987.

7.         Reaction Centers from Three Herbicide Resistant Mutants of Rhodobacter sphaeroides 2.4.1: Sequence Analysis and Preliminary Characterization; M.L. Paddock, S.H. Rongey, E.C. Abresch, G. Feher and M.Y. Okamura; Photosynthesis Research 17, 75-96 (1988).

8.         ENDOR studies of the Intermediate Electron Acceptor Radical Anion I - in Photosystem II Reaction Centers; W. Lubitz, R.A. Isaacson, M.Y. Okamura, E.C. Abresch, M. Plato and G. Feher; Biochim. Biophys. Acta , 977, 227-232 (1989).

9.         FTIR Studies of the D+QA- and D+QB-States in Reaction Centers from Rb. Sphaeroides; K.A. Bagley, E. Abresch, M.Y. Okamura and G. Feher, M. Bauscher and W. Mantele, E. Nabedryk and J. Breton; in Current Research in Photosynthesis, Vol. I, pp. I.1.77-I.1.80 (Proceedings of the VIIIth International Conference on Photosynthesis, Stockholm, Sweden, August l989, Ed. M. Baltscheffsky), Kluwer Academic Publishers, Dordrecht, 1990.

10.      Transient EPR Spectroscopy of Perdeuterated Zn-substituted Reaction Centres of Rhodobactor sphaeroides R-26; A. van der Est, R. Bittl, E. C. Abresch, W. Lubitz and D. Stehlik; Chem. Phys. Lett. 212, 561-568 (1993).

11.      Electronic Structure of QA-· in Reaction Centers from Rb. Sphaeroides: I. EPR in Single Crystals; R.A. Isaacson, F. Lendzian, E.C. Abresch, W. Lubitz and G. Feher; Biophys. J., 69, 311-322 (1995).

12.      Electronic Structure of the Oxidized Primary Electron Donor of the HL (M202) and HL (L173) Heterodimer Mutants of the Photosynthetic Bacterium Rhodobacter sphaeroides: ENDOR on Single Crystals of Reaction Centers; M. Huber, R.A. Isaacson, E.C. Abresch, D. Gaul, C.C. Schenck, G. Feher; Biochim. Biophys. Acta, 1273, 108-128 (1996).

13.      Asymmetry of the Binding Sites of QA-· and QB-· in Reaction Centers of Rb. sphaeroides Probed by Q-Band EPR with 13C-Labeled Quinones; R.A. Isaacson, E.C. Abresch, F. Lendzian, C. Boullais, M.L. Paddock, C. Mioskowski, W. Lubitz and G. Feher; in Structure and Dynamics, M. E. Beyerle, editor, (Springer-Verlag, Berlin) pp 353-368 (Presented at Feldafing Meeting, March 1-4, 1995, Feldafing, Germany).

14.      Light Induced Structural Changes and the Mechanism of Electron/Proton Transfer in the Photosynthetic Reaction Center; M. H. B. Stowell, T. M. McPhillips, D. C. Rees, E. Abresch and G. Feher; Science 276, 812-816 (1997).

15.      Identification of Proton Transfer Pathways in the Latest X-Ray Crystal Structure of the Bacterial Reaction Center from Rhodobacter sphaeroides; E.C. Abresch, M.L. Paddock, M.H.B. Stowell, T.M. McPhillips, H.L. Axelrod, S.M. Soltis, D.C. Rees, M.Y. Okamura and G. Feher; Photosynthesis Research 55, 119-125 (1998).

16.      Determination of the Binding Sites of the Proton Transfer Inhibitors Cd2+ and Zn2+ in Bacterial Reaction Centers; H.L. Axelrod, E.C. Abresch, M.L. Paddock, M.Y. Okamura and G. Feher; Proc. Natl. Acad. Sci., USA 97, 1542-1547 (2000).

17.      EPR Study of the Molecular and Electronic Stucture of the Semiquinone Biradical QA-· QB-· in Photosynthetic Reaction Centers from Rb. sphaeroides; R. Calvo, E.C. Abresch, R. Bittl, G. Feher, W. Hofbauer, R.A. Isaacson, W. Lubitz, M.Y. Okamura, and M.L. Paddock; J. Am. Chem. Soc., 122, 7327-7341 (2000).

18.      EPR Study of the Semiquinone Biradical QA-· QB-· in Photosynthetic Reaction Centers from Rb. Sphaeroides at 326 GHz: Determination of the Exchange Interaction J0; R. Calvo, R.A. Isaacson, M.L. Paddock, E.C. Abresch, M.Y. Okamura, A.-L. Maniero, L.-C. Brunel and G. Feher; Journal of Physical Chemistry B, 105, 4053-4057 (2001).

19.      Identification of the Proton Pathway in Bacterial Reaction Centers: Cooperation between Asp-M17 and Asp-L210 Facilitates Proton Transfer to the Secondary Quinone (QB); M.L. Paddock, P. Ädelroth, C. Chang, E.C. Abresch, G. Feher and M.Y. Okamura; Biochemistry, 40, 6893-6902 (2001).

 

xx        Spin-lattice relaxation of coupled metal-radical spin-dimers in proteins: application to Fe2+-cofactor (QA-·, QB-·, f-·) dimers in reaction centers from photosynthetic bacteria; R. Calvo, R.A. Isaacson, E.C. Abresch, M.Y. Okamura, G. Feher; Biophys. J., 83, 2440-2456 (2002).