On the efficiency of energy transfer and the different pathways of electron transfer in mutant reaction centers of Rhodobacter sphaeroides

Photosynthesis Research

Volumn 55, Issue 2-3, 1998, Pages 141-146

  Van Brederode, Marion E ^a   Ridge, Justin P ^b   Van Stokkum, Ivo H M ^a   Van Mourik, Frank ^a   Jones, Michael R ^b   Van Grondelle, Rienk ^a  

^a VU UNIVERSITY AMSTERDAM   (Netherlands)

^b UNIVERSITY OF SHEFFIELD   (United Kingdom)

Author keywords

Bacterial reaction Center; Electron transfer; Energy transfer; Monomeric bacteriochlorophyll; Primary charge separation; Primary donor

Indexed keywords

BACTERIA (MICROORGANISMS); PHOTOBACTERIA; RHODOBACTER SPHAEROIDES;

EID: 0031877179     PISSN: 01668595     EISSN: None     Source Type: Journal    
DOI: 10.1023/a:1005925917867     Document Type: Conference Paper

References (16)

1. Beekman LMP, Van Stokkum IHM, Monshouwer R, Rijnders AJ, McGlynn P, Visschers RW, Jones MR and van Grondelle R (1996) Primary electron transfer in membrane-bound reaction centers with mutations at the M210 position. J Phys Chem 100: 7256-7268
2. Breton J, Martin J-L, Migus A, Antonetti A and Orszag A (1986) Femtosecond spectroscopy of excitation energy transfer and initial charge separation in the reaction center of the photosynthetic bacterium Rhodopseudomonas viridis. Proc Natl Acad Sci USA 83: 5121-5125
3. Creighton S, Hwang J-K, Warshel A, Parson, WW and Norris JR (1988) Simulating the dynamics of the primary charge separation process in bacterial photosynthesis. Biochemistry 27: 774-781
4. Fischer SF and Scherer POJ (1987) On the early charge separation and recombination processes in bacterial reaction centers. Chem Phys 115: 151-158
5. Jonas DM, Lang MJ, Nagasawa Y, Joo T, Fleming GR (1996) Pumpprobe polarization anisotropy study of femtosecond energy transfer within the photosynthetic reaction center of Rhodobacter sphaeroides R26. J Phys Chem 100: 12660-12673
6. Jones MR, Visschers RW, van Grondelle R and Hunter CN (1992) Construction and characterisation of a mutant of Rhodobacter sphaeroides with the reaction centre as the sole pigment-protein complex. Biochemistry 31: 4458-4465
7. Nagarajan V, Parson WW, Davis D and Schenck CC (1993) Kinetics and free energy gaps of electron-transfer reactions in Rhodobacter sphaeroides reaction centers. Biochemistry 32: 12324-12336
8. - when detected in delayed emission and in absorption. J Phys Chem 98: 3432-3439.
9. Stanley RJ, King B and Boxer SG (1996) Excited state energy transfer pathways in photosynthetic reaction centers. 1. Structural Symmetry Effects. J Phys Chem 100: 12052-12059
10. van Brederode ME, Beekman LMR, Kuciauskas D, Jones MR, van Stokkum IHM and van Grondelle R (1996) Characteristics of the electron transfer reactions in the M210W reaction centre only mutant from Rhodobacter sphaeroides In: Michel-B eyerle ME (ed) The Reaction Center of Photosynthetic Bacteria, pp 225-238. Springer, Berlin/Heidelberg, Germany
11. van Brederode ME, Jones MR and van Grondelle R (1997a) Fluorescence excitation spectra of membrane-bound photosynthetic reaction centers of Rhodobacter sphaeroides in which the tyrosine M210 residue is replaced by tryptophan: Evidence for a new pathway of charge separation. Chem Phys Lett 268: 143-149
12. van Brederode ME, Jones MR, van Mourik F, van Stokkum IHM and van Grondelle R (1997b) A new pathway for transmembrane electron transfer in photosynthetic reaction centers not involving the excited special pair. Biochemistry 36: 6855-6861
13. Vos MH, Jones MR, Breton J, Lambry J-C and Martin J-L (1995) Vibrational dephasing of long and short lived primary donor excited states in mutant reaction centers of Rhodobacter sphaeroides. Biochemistry 35: 2687-2692
14. Warshel A, Creighton S, Parson WW (1988) Electron transfer pathways in the primary event of bacterial photosynthesis. J Phys Chem 92: 2696-270
15. Woodbury NW, Lin S, Lin X, Peloquin JM, Taguchi AKW, Williams JC and Allen JP (1995) The role of reaction center excited state evolution during charge separation in a Rb. sphaeroides mutant with an initial electron donor midpoint potential 260 mV above wildtype. Chem Phys 197: 405-421
16. Woodbury NW and Allen JP (1995) The pathway, kinetics and thermodynamics of electron transfer in wildtype and mutant reaction centers of purple nonsulfur bacteria. In: Blankenship RE, Madigan MT and Bauer CE (eds) Anoxygenic Photosynthetic Bacteria, pp 527-557. Kluwer Academic Publishers, Dordrecht, The Netherlands