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Research Output 1980 2019

  • 8039 Citations
  • 45 h-Index
  • 140 Article
  • 2 Chapter
  • 2 Comment/debate
  • 1 Review article
1980
159 Citations (Scopus)

Fractal form of proteins

Stapleton, H. J., Allen, J., Flynn, C. P., Stinson, D. G. & Kurtz, S. R., 1980, In : Physical Review Letters. 45, 17, p. 1456-1459 4 p.

Research output: Contribution to journalArticle

fractals
proteins
myoglobin
random walk
electron spin
1982
101 Citations (Scopus)

Protein conformation from electron spin relaxation data.

Allen, J., Colvin, J. T., Stinson, D. G., Flynn, C. P. & Stapleton, H. J., Jun 1982, In : Biophysical Journal. 38, 3, p. 299-310 12 p.

Research output: Contribution to journalArticle

Protein Conformation
Electrons
Ferredoxins
Fractals
X-Rays
1984
99 Citations (Scopus)
Bacteriochlorophylls
Rhodobacter sphaeroides
Crystallization
Light
Anisotropy

Fractal model of protein structure

Wagner, G. C., Colvin, J. T., Allen, J. & Stapleton, H. J., 1984, In : Federation Proceedings. 43, 6

Research output: Contribution to journalArticle

Fractals
Proteins
1985
65 Citations (Scopus)

Fractal models of protein structure, dynamics, and magnetic relaxation

Wagner, G. C., Colvin, J. T., Allen, J. P. & Allen, J., 1985, In : Journal of the American Chemical Society. 107, 20, p. 5589-5594 6 p.

Research output: Contribution to journalArticle

Magnetic relaxation
Fractals
Proteins
Magnetic relaxation measurement
Iron-Sulfur Proteins
1986
6 Citations (Scopus)

A model for the specific heat of amorphous polymers

Allen, J., 1986, In : The Journal of Chemical Physics. 84, 8, p. 4680-4683 4 p.

Research output: Contribution to journalArticle

Specific heat
Polymers
specific heat
polymers
vibrational states
311 Citations (Scopus)

Structural homology of reaction centers from Rhodopseudomonas sphaeroides and Rhodopseudomonas viridis as determined by x-ray diffraction

Allen, J., Feher, G., Yeates, T. O., Rees, D. C., Deisenhofer, J., Michel, H. & Huber, R., 1986, In : Proceedings of the National Academy of Sciences of the United States of America. 83, 22, p. 8589-8593 5 p.

Research output: Contribution to journalArticle

Rhodopseudomonas
Rhodobacter sphaeroides
X-Rays
Quinones
Membranes
1987
528 Citations (Scopus)

Structure of the reaction center from Rhodobacter sphaeroides R-26: the protein subunits.

Allen, J., Feher, G., Yeates, T. O., Komiya, H. & Rees, D. C., Sep 1987, In : Proceedings of the National Academy of Sciences of the United States of America. 84, 17, p. 6162-6166 5 p.

Research output: Contribution to journalArticle

Rhodobacter sphaeroides
Protein Subunits
Cytochromes c2
Proteobacteria
Membranes
820 Citations (Scopus)

Structure of the reaction center from Rhodobacter sphaeroides R-26: the cofactors.

Allen, J., Feher, G., Yeates, T. O., Komiya, H. & Rees, D. C., Aug 1987, In : Proceedings of the National Academy of Sciences of the United States of America. 84, 16, p. 5730-5734 5 p.

Research output: Contribution to journalArticle

Rhodobacter sphaeroides
X-Rays
Rhodopseudomonas
Light
Membranes
196 Citations (Scopus)

Structure of the reaction center from Rhodobacter sphaeroides R-26: membrane-protein interactions.

Yeates, T. O., Komiya, H., Rees, D. C., Allen, J. & Feher, G., Sep 1987, In : Proceedings of the National Academy of Sciences of the United States of America. 84, 18, p. 6438-6442 5 p.

Research output: Contribution to journalArticle

Rhodobacter sphaeroides
Membrane Proteins
Membranes
Proteins
Photosynthetic Reaction Center Complex Proteins
1988
3 Citations (Scopus)

Crystallization and preliminary X-ray diffraction analysis of cytochrome c2 from Rhodobacter sphaeroides

Allen, J., Nov 20 1988, In : Journal of Molecular Biology. 204, 2, p. 495-496 2 p.

Research output: Contribution to journalArticle

Cytochromes c2
Rhodobacter sphaeroides
Photosynthesis
Ammonium Sulfate
Crystallization
292 Citations (Scopus)

Structure of the reaction center from Rhodobacter sphaeroides R-26: protein-cofactor (quinones and Fe2+) interactions.

Allen, J., Feher, G., Yeates, T. O., Komiya, H. & Rees, D. C., Nov 1988, In : Proceedings of the National Academy of Sciences of the United States of America. 85, 22, p. 8487-8491 5 p.

Research output: Contribution to journalArticle

Rhodobacter sphaeroides
Quinones
Iron
Rhodopseudomonas
Proteins
254 Citations (Scopus)
Rhodobacter sphaeroides
Proteobacteria
Photosynthetic Reaction Center Complex Proteins
Chlorophyta
Photosystem II Protein Complex
289 Citations (Scopus)
Bacteriochlorophylls
Rhodobacter sphaeroides
Carotenoids
Dilatation and Curettage
Energy Transfer
1989
645 Citations (Scopus)

Structure and function of bacterial photosynthetic reaction centres

Feher, G., Allen, J., Okamura, M. Y. & Rees, D. C., 1989, In : Nature. 339, 6220, p. 111-116 6 p.

Research output: Contribution to journalArticle

Photosynthetic Reaction Center Complex Proteins
Photosynthesis
Bacteria
Membrane Proteins
Crystal structure
165 Citations (Scopus)

The bacterial photosynthetic reaction center as a model for membrane proteins

Rees, D. C., Komiya, H., Yeates, T. O., Allen, J. & Feher, G., 1989, In : Annual Review of Biochemistry. 58, p. 607-633 27 p.

Research output: Contribution to journalArticle

Photosynthetic Reaction Center Complex Proteins
Membrane Proteins
1992
182 Citations (Scopus)

Effects of mutations near the bacteriochlorophylls in reaction centers from rhodobacter sphaeroides

Williams, J., Alden, R. G., Murchison, H. A., Peloquin, J. M., Woodbury, N. & Allen, J., 1992, In : Biochemistry. 31, 45, p. 11029-11037 9 p.

Research output: Contribution to journalArticle

Bacteriochlorophylls
Rhodobacter sphaeroides
Mutation
Monomers
Viperidae
1993
15 Citations (Scopus)

Experimental and theoretical studies of femtosecond time-resolved three-dimensional spectra of photosynthetic reaction centers

Alden, R. G., Hayashi, M., Allen, J., Woodbury, N., Murchison, H. & Lin, S. H., Jun 11 1993, In : Chemical Physics Letters. 208, 3-4, p. 350-358 9 p.

Research output: Contribution to journalArticle

Photosynthetic Reaction Center Complex Proteins
electron transfer
time constant
Electrons
Wavelength
76 Citations (Scopus)
Chromatophores
Rhodobacter sphaeroides
Fourier Analysis
Dimers
Bacteriochlorophylls
88 Citations (Scopus)

Mutations designed to modify the environment of the primary electron donor of the reaction center from Rhodobacter sphaeroides: Phenylalanine to leucine at L167 and histidine to phenylalanine at L168

Murchison, H. A., Alden, R. G., Allen, J., Peloquin, J. M., Taguchi, A. K. W., Woodbury, N. & Williams, J., 1993, In : Biochemistry. 32, 13, p. 3498-3505 8 p.

Research output: Contribution to journalArticle

Rhodobacter sphaeroides
Phenylalanine
Histidine
Leucine
Electrons
1994
84 Citations (Scopus)
Rhodobacter sphaeroides
Vibrational spectra
Hydrogen Bonding
Hydrogen
Hydrogen bonds
72 Citations (Scopus)

Comparative study of reaction centers from photosynthetic purple bacteria: Electron paramagnetic resonance and electron nuclear double resonance spectroscopy

Rautter, J., Lendzian, F., Lubitz, W., Wang, S. & Allen, J., 1994, In : Biochemistry. 33, 40, p. 12077-12084 8 p.

Research output: Contribution to journalArticle

Photosynthetic Reaction Center Complex Proteins
Proteobacteria
Electron Spin Resonance Spectroscopy
Dimers
Paramagnetic resonance
39 Citations (Scopus)

Comparative study of reaction centers from purple photosynthetic bacteria: Isolation and optical spectroscopy

Wang, S., Lin, S., Lin, X., Woodbury, N. & Allen, J., Dec 1994, In : Photosynthesis Research. 42, 3, p. 203-215 13 p.

Research output: Contribution to journalArticle

Photosynthetic Reaction Center Complex Proteins
Proteobacteria
Quinones
photosynthetic bacteria
quinones
18 Citations (Scopus)
Rhodospirillaceae
Rhodobacter sphaeroides
Heptanes
Crystallization
Detergents
154 Citations (Scopus)

Crystallographic analyses of site-directed mutants of the photosynthetic reaction center from Rhodobacter sphaeroides

Chirino, A. J., Lous, E. J., Huber, M., Allen, J. P., Schenck, C. C., Paddock, M. L., Allen, J. & Rees, D. C., 1994, In : Biochemistry. 33, 15, p. 4584-4593 10 p.

Research output: Contribution to journalArticle

Photosynthetic Reaction Center Complex Proteins
Rhodobacter sphaeroides
Bacteriochlorophylls
Mutation
Iron
18 Citations (Scopus)

Interaction between cytochrome c2 and reaction centers from purple bacteria

Wang, S., Li, X., Williams, J., Allen, J. & Mathis, P., 1994, In : Biochemistry. 33, 27, p. 8306-8312 7 p.

Research output: Contribution to journalArticle

Cytochromes c2
Proteobacteria
Kinetics
Cytochromes
Rhodospirillum centenum
51 Citations (Scopus)
Rhodobacter capsulatus
Bacteriochlorophylls
Biosynthesis
Molecular Biology
Phytol
78 Citations (Scopus)
Cytochromes c2
Rhodobacter sphaeroides
Free energy
Electrons
Bacteriochlorophylls
87 Citations (Scopus)

Relationship between thermodynamics and mechanism during photoinduced charge separation in reaction centers from Rhodobacter sphaeroides

Woodbury, N., Peloquin, J. M., Alden, R. G., Lin, X., Lin, S., Taguchi, A. K. W., Williams, J. & Allen, J., 1994, In : Biochemistry. 33, 26, p. 8101-8112 12 p.

Research output: Contribution to journalArticle

Rhodobacter sphaeroides
Thermodynamics
Electrons
Excited states
Temperature
233 Citations (Scopus)

Specific alteration of the oxidation potential of the electron donor in reaction centers from Rhodobacter sphaeroides

Lin, X., Murchison, H. A., Nagarajan, V., Parson, W. W., Allen, J. & Williams, J., Oct 25 1994, In : Proceedings of the National Academy of Sciences of the United States of America. 91, 22, p. 10265-10269 5 p.

Research output: Contribution to journalArticle

Rhodobacter sphaeroides
Histidine
Hydrogen
Electrons
Bacteriochlorophylls
118 Citations (Scopus)

Time-dependent thermodynamics during early electron transfer in reaction centers from Rhodobacter sphaeroides

Peloquin, J. M., Williams, J., Lin, X., Alden, R. G., Taguchi, A. K. W., Allen, J. & Woodbury, N., 1994, In : Biochemistry. 33, 26, p. 8089-8100 12 p.

Research output: Contribution to journalArticle

Rhodobacter sphaeroides
Thermodynamics
Electrons
Fluorescence
Temperature
1995
81 Citations (Scopus)
Bacteriochlorophylls
Rhodobacter sphaeroides
Hydrogen Bonding
Dimers
Hydrogen bonds
93 Citations (Scopus)

ENDOR studies of the primary donor cation radical in mutant reaction centers of Rhodobacter sphaeroides with altered hydrogen-bond interactions

Rautter, J., Lendzian, F., Schulz, C., Fetsch, A., Kuhn, M., Lin, X., Williams, J., Allen, J. & Lubitz, W., 1995, In : Biochemistry. 34, 25, p. 8130-8143 14 p.

Research output: Contribution to journalArticle

Rhodobacter sphaeroides
Electron Spin Resonance Spectroscopy
Cations
Hydrogen
Dimers
81 Citations (Scopus)
Photosynthetic Reaction Center Complex Proteins
Bacteriochlorophylls
Electrons
Hydrogen
Cytochromes c2
41 Citations (Scopus)
polarization (charge separation)
Excited states
Electrons
excitation
electrons
1996
4 Citations (Scopus)

An LD-ADMR study on reaction centers of the LH(L131) and LH(M160) hydrogen-bonding mutants of Rhodobacter sphaeroides

Vrieze, J., Williams, J., Allen, J. & Hoff, A. J., Sep 30 1996, In : Biochimica et Biophysica Acta - Bioenergetics. 1276, 3, p. 221-228 8 p.

Research output: Contribution to journalArticle

Bacteriochlorophylls
Rhodobacter sphaeroides
Accessories
Magnetic resonance
Hydrogen Bonding
71 Citations (Scopus)

Effects of hydrogen bonding to a bacteriochlorophyll-bacteriopheophytin dimer in reaction centers from Rhodobacter sphaeroides

Allen, J., Artz, K., Lin, X., Williams, J., Ivancich, A., Albouy, D., Mattioli, T. A., Fetsch, A., Kuhn, M. & Lubitz, W., May 28 1996, In : Biochemistry. 35, 21, p. 6612-6619 8 p.

Research output: Contribution to journalArticle

Bacteriochlorophylls
Rhodobacter sphaeroides
Hydrogen Bonding
Dimers
Hydrogen
32 Citations (Scopus)

Energy trapping and detrapping by wild type and mutant reaction centers of purple non-sulfur bacteria

Freiberg, A., Allen, J., Williams, J. & Woodbury, N., 1996, In : Photosynthesis Research. 48, 1-2, p. 309-319 11 p.

Research output: Contribution to journalArticle

Chromatiaceae
Rhodospirillaceae
antennae
trapping
Bacteria
58 Citations (Scopus)

Temperature dependence of the reorganization energy for charge recombination in the reaction center from Rhodobacter sphaeroides

Ortega, J. M., Mathis, P., Williams, J. & Allen, J., Mar 19 1996, In : Biochemistry. 35, 11, p. 3354-3361 8 p.

Research output: Contribution to journalArticle

Rhodobacter sphaeroides
Genetic Recombination
Temperature
Free energy
Photosynthetic Reaction Center Complex Proteins
1997

A hole-burning study on Rhodobacter sphaeroides with absorbance-detected magnetic resonance (ADMR)

Vrieze, J., Williams, J., Allen, J. & Hoff, A. J., 1997, In : Applied Magnetic Resonance. 13, 3-4, p. 505-516 12 p.

Research output: Contribution to journalArticle

Bacteriochlorophylls
hole burning
Magnetic resonance
magnetic resonance
Linewidth
165 Citations (Scopus)

Crystal structure of the bacteriochlorophyll a protein from Chlorobium tepidum

Li, Y. F., Zhou, W., Blankenship, R. E. & Allen, J., Aug 22 1997, In : Journal of Molecular Biology. 271, 3, p. 456-471 16 p.

Research output: Contribution to journalArticle

Chlorobium
Bacteriochlorophylls
Proteins
Membranes
X-Ray Diffraction
49 Citations (Scopus)
lysine clonixinate
Rhodobacter sphaeroides
Static Electricity
Electrostatics
Hydrogen bonds
36 Citations (Scopus)

Energy transfer in Rhodobacter sphaeroides reaction centers with the initial electron donor oxidized or missing

Jackson, J. A., Lin, S., Taguchi, A. K. W., Williams, J., Allen, J. & Woodbury, N., Jul 17 1997, In : Journal of Physical Chemistry B. 101, 29, p. 5747-5754 8 p.

Research output: Contribution to journalArticle

Bacteriochlorophylls
Energy transfer
Quenching
energy transfer
virtual reality
11 Citations (Scopus)
Bacteriochlorophylls
Rhodobacter sphaeroides
Fourier Analysis
Dimers
Electronic structure
18 Citations (Scopus)

Influence of Asn/His L166 on the hydrogen-bonding pattern and redox potential of the primary donor of purple bacterial reaction centers

Ivancich, A., Mattioli, T. A., Artz, K., Wang, S., Allen, J. & Williams, J., Mar 11 1997, In : Biochemistry. 36, 10, p. 3027-3036 10 p.

Research output: Contribution to journalArticle

Hydrogen Bonding
Rhodospirillum centenum
Oxidation-Reduction
Rhodobacter sphaeroides
Hydrogen bonds
67 Citations (Scopus)
Bacteriochlorophylls
Rhodobacter sphaeroides
Electrons
Mutation
Molecular Models
1998
33 Citations (Scopus)

A conformational change of the photoactive bacteriopheophytin in reaction centers from Rhodobacter sphaeroides

Müh, F., Williams, J., Allen, J. & Lubitz, W., Sep 22 1998, In : Biochemistry. 37, 38, p. 13066-13074 9 p.

Research output: Contribution to journalArticle

lysine clonixinate
Rhodobacter sphaeroides
Photosynthetic Reaction Center Complex Proteins
Bacteriochlorophylls
Electron Spin Resonance Spectroscopy
75 Citations (Scopus)

Effects of hydrogen bonds on the redox potential and electronic structure of the bacterial primary electron donor

Ivancich, A., Artz, K., Williams, J., Allen, J. & Mattioli, T. A., Aug 25 1998, In : Biochemistry. 37, 34, p. 11812-11820 9 p.

Research output: Contribution to journalArticle

Bacteriochlorophylls
Bacterial Structures
Oxidation-Reduction
Electronic structure
Hydrogen
37 Citations (Scopus)

Effects of temperature and ΔG°on electron transfer from cytochrome c2 to the photosynthetic reaction center of the purple bacterium Rhodobacter sphaeroides

Venturoli, G., Drepper, F., Williams, J., Allen, J., Lin, X. & Mathis, P., Jun 1998, In : Biophysical Journal. 74, 6, p. 3226-3240 15 p.

Research output: Contribution to journalArticle

Cytochromes c2
Photosynthetic Reaction Center Complex Proteins
Rhodobacter sphaeroides
Proteobacteria
Electrons
50 Citations (Scopus)

Free energy dependence of the direct charge recombination from the primary and secondary quinones in reaction centers from Rhodobacter sphaeroides

Allen, J., Williams, J., Graige, M. S., Paddock, M. L., Labahn, A., Feher, G. & Okamura, M. Y., 1998, In : Photosynthesis Research. 55, 2-3, p. 227-233 7 p.

Research output: Contribution to journalArticle

Rhodobacter sphaeroides
Quinones
quinones
Genetic Recombination
Free energy