Electron transfer kinetics in photosynthetic reaction centers embedded in polyvinyl alcohol films

Bioelectrochemistry

Volumn 63, Issue 1-2, 2004, Pages 73-77

  Francia, Francesco ^a   Giachini, Lisa ^a,b   Palazzo, Gerardo ^c,d   Mallardi, Antonia ^e   Boscherini, Federico ^a,b   Venturoli, Giovanni ^a,b  

^a UNIVERSITY OF BOLOGNA   (Italy)

^b INFM   (Italy)

^c UNIVERSITY OF BARI   (Italy)

^d UNIVERSITY OF MOLISE   (Italy)

^e CNR   (Italy)

Author keywords

Conformational relaxation; Photosynthetic reaction center; Polyvinyl alcohol film; Protein dynamics

Indexed keywords

BACTERIA; CONFORMATIONS; ELECTRON TRANSITIONS; PHOTOOXIDATION; PHOTOSYNTHESIS; PROTEINS;

ELECTRON TRANSFER KINETICS; PROTEIN DYNAMICS;

BIOCHEMISTRY;

1,4 BENZOQUINONE; POLYVINYL ALCOHOL; TREHALOSE; WATER;

CONFERENCE PAPER; CONFORMATION; DEHYDRATION; ELECTRON TRANSPORT; EMBEDDING; FILM; ISOLATION PROCEDURE; KINETICS; PHOTOOXIDATION; PHOTOSYNTHESIS; PHOTOTROPHIC BACTERIUM; RHODOBACTER SPHAEROIDES; ROOM TEMPERATURE; SEPARATION TECHNIQUE;

ABSORPTION; ELECTRON TRANSPORT; KINETICS; LIGHT; MEMBRANES, ARTIFICIAL; PHOTOSYNTHETIC REACTION CENTER COMPLEX PROTEINS; POLYVINYL ALCOHOL; RHODOBACTER SPHAEROIDES; WATER;

BACTERIA (MICROORGANISMS); PHOTOBACTERIA; POTATO VIRUS A; RHODOBACTER; RHODOBACTER SPHAEROIDES;

EID: 2042449989     PISSN: 15675394     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.bioelechem.2003.09.015     Document Type: Conference Paper

References (21)

1. Feher G., Allen J.P., Okamura M.Y., Rees D.C. Structure and function of bacterial photosynthetic reaction centres. Nature. 33:1989;111-116
2. Kleinfeld D., Okamura M.Y., Feher G. Electron-transfer kinetics in photosynthetic reaction centers cooled to cryogenic temperatures in the charge-separated state: evidence for light-induced structural changes. Biochemistry. 23:1984;5780-5786
3. McMahon B.H., Müller J.D., Wraight C.A., Nienhaus G.U. Electron transfer and protein dynamics in the photosynthetic reaction center. Biophys. J. 74:1998;2567-2587
4. Xu Q., Gunner M.R. Trapping conformational intermediate states in the reaction center protein from photosynthetic bacteria. Biochemistry. 40:2001;3232-3241
5. - in bacterial reaction centers of Rhodobacter sphaeroides determined by a driving force assay. Proc. Natl. Acad. Sci. U. S. A. 95:1998;11679-11684
6. B electron transfer in bacterial photosynthetic reaction centers: effect of substrate position and tail length on the conformational gating step. Biochemistry. 41:2002;10021-10025
7. Hagen S.J., Hofrichter J., Eaton W.A. Protein reaction kinetics in a room-temperature glass. Science. 269:1995;959-962
8. Palazzo G., Mallardi A., Hochkoeppler A., Cordone L., Venturoli G. Electron transfer kinetics in photosynthetic reaction centers embedded in trehalose glasses: trapping of conformational substates at room temperature. Biophys. J. 82:2002;558-568
9. Crowe L.M., Reid D.S., Crowe J.H. Is trehalose special for preserving biomaterials? Biophys. J. 71:1996;2087-2093
10. Cordone L., Galajada P., Vitrano E., Gassmann A., Ostermann A., Parak F. A reduction of protein specific motions in co-ligated myoglobin embedded in a trehalose glass. Eur. Biophys. J. 27:1998;173-176
11. Cottone G., Cordone L., Ciccotti G. Molecular dynamics simulation of carboxy-myoglobin embedded in a trehalose-water matrix. Biophys. J. 80:2001;931-938
12. B electron transfer in bacterial reaction centers embedded in trehalose amorphous matrices. Biophys. J. 85:2003;2760-2775
13. 2+ in reaction centers from Rhodopseudomonas sphaeroides: II. Extended X-ray fine structure studies. Biophys. J. 37:1982;523-538
14. Lockhart D.J., Boxer S.G. Magnitude and direction of the change in dipole moment associated with excitation of the primary electron donor in Rhodopseudomonas sphaeroides reaction centers. Biochemistry. 26:1987;664-668
15. Gray K.A., Farchaus J.W., Wachtveitl J., Breton J., Oesterhelt D. Initial characterization of site-directed mutants of tyrosine M210 in the reaction centre of Rhodobacter sphaeroides. EMBO J. 9:1990;2061-2070
16. Weyer L.G. Near-infrared spectroscopy of organic substances. Appl. Spectrosc. Rev. 21:1985;1-43
17. Giustini M., Palazzo G., Colafemmina G., Della Monica M., Giomini M., Ceglie A. Microstructure and dynamics of the water-in-oil CTAB/n-pentanol/n- hexane/water microemulsion: a spectroscopic and conductivity study. J. Phys. Chem. 100:1996;3190-3198
18. Gast P., Hemelrijk P.W., Van Gorkom H.J., Hoff A.J. The association of different detergents with the photosynthetic reaction center protein of Rhodobacter sphaeroides R26 and the effects on its photochemistry. Eur. J. Biochem. 239:1996;805-809
19. Piazza R., Pierno M., Vignati E., Venturoli G., Francia F., Mallardi A., Palazzo G. Liquid-liquid phase separation of a surfactant solubilized membrane protein. Phys. Rev. Lett. 90:2003;208101
20. Gall A., Ellervee A., Bellissent-Funel M.-C., Robert B., Freiberg A. Effect of high pressure on the photochemical reaction center from Rhodobacter sphaeroides R26.1. Biophys. J. 80:2001;1487-1497
21. -. Biochim. Biophys. Acta. 766:1984;126-140