Article
Efficient Electron Hopping Transport through Azurin-Based Junctions
Author/s | Roldán-Piñero, Carlos
Romero-Muñiz, Carlos ![]() ![]() ![]() ![]() ![]() ![]() ![]() Díez-Pérez, Ismael Vilhena, Jose Guilherme Pérez Pérez, Rubén Cuevas, Juan Carlos Zotti, Linda Ángela |
Department | Universidad de Sevilla. Departamento de Física de la Materia Condensada |
Publication Date | 2023-12-07 |
Deposit Date | 2024-05-02 |
Published in |
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Abstract | Weconducteda theoreticalstudyofelectrontransportthroughjunctionsoftheblue-copperazurinfromPseudomonasaeruginosa.Wefoundthatsingle-sitehoppingcanleadtoeitherhigherorlowercurrentvaluescomparedtofullycoherenttransport.Thisd ... Weconducteda theoreticalstudyofelectrontransportthroughjunctionsoftheblue-copperazurinfromPseudomonasaeruginosa.Wefoundthatsingle-sitehoppingcanleadtoeitherhigherorlowercurrentvaluescomparedtofullycoherenttransport.Thisdependsonthestructuraldetailsofthejunctionsaswellasthealignmentoftheproteinorbitals.Moreover,weshowhowtheasymmetryoftheIVcurvescanbeaffectedbythepositionofthetipinthejunctionandthat,underspecificconditions,sucha hoppingmechanismisconsistentwithafairlylowtemperaturedependenceofthecurrent.Finally,weshowthatincreasingthenumberofhoppingsitesleadstohigherhoppingcurrents.Ourfindings,fromfullyquantumcalculations,providedeepinsighttohelpguidetheinterpretationofexperimentalIVcurvesonhighlycomplexsystems. |
Funding agencies | Ministerio de Ciencia e Innovación (MICIN). España Agencia Estatal de Investigación. España Universidad Autónoma de Madrid. España European Research Council (ERC) Biotechnology and Biological Sciences Research Council (UKRI). U. K. Comunidad Autónoma de Madrid |
Project ID. | PID2021-125604NB-I00
![]() SI3/ PJI/2021-00191 ![]() H 2020 ERC Fields 4CAT-772391 ![]() 2020-T1/ND-20306 ![]() PID2020-114880GB-I00 ![]() RYC2021-031176-I ![]() PID2020-113722RJ-I00 ![]() TED2021-132219A-I00 ![]() PID2020-115864RB-I00 ![]() CEX2018-000805-M ![]() |
Citation | Roldán-Piñero, C., Romero-Muñiz, C., Díez-Pérez, I., Vilhena, J.G., Pérez Pérez, R., Cuevas, J.C. y Zotti, L.Á. (2023). Efficient Electron Hopping Transport through Azurin-Based Junctions. Journal of Physical Chemistry Letters, 14 (49), 11242-11249. https://doi.org/10.1021/acs.jpclett.3c02702. |
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