Mostrar el registro sencillo del ítem
dc.contributor.author
Kranich, Anja
dc.contributor.author
Ly, Hoang Khoa
dc.contributor.author
Hildebrandt, Peter
dc.contributor.author
Murgida, Daniel Horacio
dc.date.available
2020-04-15T14:10:52Z
dc.date.issued
2008-07
dc.identifier.citation
Kranich, Anja; Ly, Hoang Khoa; Hildebrandt, Peter; Murgida, Daniel Horacio; Direct Observation of the Gating Step in Protein Electron Transfer: Electric-Field-Controlled Protein Dynamics; American Chemical Society; Journal of the American Chemical Society; 130; 30; 7-2008; 9844-9848
dc.identifier.issn
0002-7863
dc.identifier.uri
http://hdl.handle.net/11336/102609
dc.description.abstract
Heterogeneous electron transfer of proteins at biomimetic interfaces is characterized by unusual distance dependences of the electron-transfer rates, whose origin has been elusive and controversial. Using a two-color, time-resolved, surface-enhanced resonance Raman spectroelectrochemical approach, we have been able to monitor simultaneously and in real time the structure, electron-transfer kinetics, and configurational fluctuations of cytochrome c electrostatically adsorbed to electrodes coated with selfassembled monolayers. Our results show that the overall electron-transfer kinetics is determined by protein dynamics rather than by tunnelling probabilities and that the protein dynamics in turn is controlled by the interfacial electric field. Implications for interprotein electron transfer at biological membranes are discussed.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
American Chemical Society
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
SAMs
dc.subject
Cytochrome
dc.subject
SERR
dc.subject
Electron transfer
dc.subject.classification
Físico-Química, Ciencia de los Polímeros, Electroquímica
dc.subject.classification
Ciencias Químicas
dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
dc.title
Direct Observation of the Gating Step in Protein Electron Transfer: Electric-Field-Controlled Protein Dynamics
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2020-04-14T13:37:49Z
dc.journal.volume
130
dc.journal.number
30
dc.journal.pagination
9844-9848
dc.journal.pais
Estados Unidos
dc.description.fil
Fil: Kranich, Anja. Technische Universitat Berlin; Alemania
dc.description.fil
Fil: Ly, Hoang Khoa. Technische Universitat Berlin; Alemania
dc.description.fil
Fil: Hildebrandt, Peter. Technische Universitat Berlin; Alemania
dc.description.fil
Fil: Murgida, Daniel Horacio. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Química, Física de los Materiales, Medioambiente y Energía. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Química, Física de los Materiales, Medioambiente y Energía; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Química Inorgánica, Analítica y Química Física; Argentina
dc.journal.title
Journal of the American Chemical Society
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/https://doi.org/10.1021/ja8016895
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://pubs.acs.org/doi/abs/10.1021/ja8016895
Archivos asociados