A Buche

Summary

Country: Spain

Publications

  1. ncbi Periplasmic electron carriers and photo-induced electron transfer in the photosynthetic bacterium Ectothiorhodospira sp
    A Buche
    Plant Nutrition, Estacion Experimental Aula Dei, CSIC, Apartado 202, Zaragoza, 50080, Spain
    Photosynth Res 65:53-62. 2000
  2. ncbi A study on the heterogeneity of the light-harvesting complex II from Ectothiorhodospira sp. after acid/chaotropic treatment
    A Buche
    Estacion Experimental de Aula Dei, Zaragoza, Spain
    Z Naturforsch C 55:943-7. 2000
  3. ncbi Alkaline denaturation of the light-harvesting complex II from the purple bacterium Ectothiorhodospira sp.: kinetic evidence of the existence of the 780 nm upper exciton component of the B850 bacteriochlorophylls
    A Buche
    Estacion Experimental de Aula Dei CSIC, Apdo 202, 50080 Zaragoza, Spain
    Biochemistry 40:2894-900. 2001
  4. ncbi Probing the binding site of 800-nm bacteriochlorophyll in the membrane-linked LH2 protein of Rhodobacter capsulatus by local unfolding and chemical modification: evidence for the involvement of a betaHis20 residue
    A Buche
    Estacion Experimental de Aula Dei CSIC, Zaragoza, Spain
    Eur J Biochem 268:2792-800. 2001
  5. ncbi Wavelength shifts correlation between near infrared and ultraviolet regions of the LHII bacteriochlorophyll spectrum from Ectothiorhodospira sp
    A Buche
    Estacion Experimental de Aula Dei CSIC, Zaragoza, Spain
    Z Naturforsch C 56:363-8. 2001
  6. ncbi Effects of acid pH and urea on the spectral properties of the LHII antenna complex from the photosynthetic bacterium Ectothiorhodospira sp
    A Buche
    Estacion Experimental de Aula Dei CSIC, Zaragoza, Spain Centro de Investigaciones Biológicas CSIC, Madrid, Spain
    Eur J Biochem 267:3235-43. 2000

Collaborators

Detail Information

Publications6

  1. ncbi Periplasmic electron carriers and photo-induced electron transfer in the photosynthetic bacterium Ectothiorhodospira sp
    A Buche
    Plant Nutrition, Estacion Experimental Aula Dei, CSIC, Apartado 202, Zaragoza, 50080, Spain
    Photosynth Res 65:53-62. 2000
    ..Analysis of light-induced absorption changes shows that this high potential iron-sulfur protein acts in vivo as efficient electron donor to the photo-oxidized high potential heme of the Ectothiorhodospira sp. reaction center...
  2. ncbi A study on the heterogeneity of the light-harvesting complex II from Ectothiorhodospira sp. after acid/chaotropic treatment
    A Buche
    Estacion Experimental de Aula Dei, Zaragoza, Spain
    Z Naturforsch C 55:943-7. 2000
    ..The findings indicate that the heterogeneity of the reorganised B850 results from two forms of differently structured bacteriochlorophylls bound to the same polypeptide backbone...
  3. ncbi Alkaline denaturation of the light-harvesting complex II from the purple bacterium Ectothiorhodospira sp.: kinetic evidence of the existence of the 780 nm upper exciton component of the B850 bacteriochlorophylls
    A Buche
    Estacion Experimental de Aula Dei CSIC, Apdo 202, 50080 Zaragoza, Spain
    Biochemistry 40:2894-900. 2001
    ..Our interpretation of the results considers the 780 nm band as the upper exciton component of the B850 bacteriochlorophylls...
  4. ncbi Probing the binding site of 800-nm bacteriochlorophyll in the membrane-linked LH2 protein of Rhodobacter capsulatus by local unfolding and chemical modification: evidence for the involvement of a betaHis20 residue
    A Buche
    Estacion Experimental de Aula Dei CSIC, Zaragoza, Spain
    Eur J Biochem 268:2792-800. 2001
    ..It is also shown that the Fourier transform Raman spectrum of diethyl pyrocarbonate-treated LH2 preparations lacks the weak mode at 1695 cm(-1), suggesting that it should be assigned to the B800 Bchl...
  5. ncbi Wavelength shifts correlation between near infrared and ultraviolet regions of the LHII bacteriochlorophyll spectrum from Ectothiorhodospira sp
    A Buche
    Estacion Experimental de Aula Dei CSIC, Zaragoza, Spain
    Z Naturforsch C 56:363-8. 2001
    ..Both shifts have similar apparent pKs (12.3 and 12.6, respectively). Interestingly, the presence of NaCl reduces these pKs values to 11.4 and 11.7...
  6. ncbi Effects of acid pH and urea on the spectral properties of the LHII antenna complex from the photosynthetic bacterium Ectothiorhodospira sp
    A Buche
    Estacion Experimental de Aula Dei CSIC, Zaragoza, Spain Centro de Investigaciones Biológicas CSIC, Madrid, Spain
    Eur J Biochem 267:3235-43. 2000
    ....