Standard

Can one define the conductance of amino acids? / Zotti, Linda A.; Bednarz, Beatrice; Hurtado-Gallego, Juan; Cabosart, Damien; Rubio-Bollinger, Gabino; Agrait, Nicolas; van der Zant, Herre S.J.

In: Biomolecules, Vol. 9, No. 10, 580, 2019.

Research output: Contribution to journalArticleScientificpeer-review

Harvard

Zotti, LA, Bednarz, B, Hurtado-Gallego, J, Cabosart, D, Rubio-Bollinger, G, Agrait, N & van der Zant, HSJ 2019, 'Can one define the conductance of amino acids?', Biomolecules, vol. 9, no. 10, 580. https://doi.org/10.3390/biom9100580

APA

Zotti, L. A., Bednarz, B., Hurtado-Gallego, J., Cabosart, D., Rubio-Bollinger, G., Agrait, N., & van der Zant, H. S. J. (2019). Can one define the conductance of amino acids? Biomolecules, 9(10), [580]. https://doi.org/10.3390/biom9100580

Vancouver

Zotti LA, Bednarz B, Hurtado-Gallego J, Cabosart D, Rubio-Bollinger G, Agrait N et al. Can one define the conductance of amino acids? Biomolecules. 2019;9(10). 580. https://doi.org/10.3390/biom9100580

Author

Zotti, Linda A. ; Bednarz, Beatrice ; Hurtado-Gallego, Juan ; Cabosart, Damien ; Rubio-Bollinger, Gabino ; Agrait, Nicolas ; van der Zant, Herre S.J. / Can one define the conductance of amino acids?. In: Biomolecules. 2019 ; Vol. 9, No. 10.

BibTeX

@article{b8f27d65c9234abcb719ca4cfd6124b7,
title = "Can one define the conductance of amino acids?",
abstract = "We studied the electron-transport properties of ten different amino acids and one dimer (di-methionine) using the mechanically controlled break-junction (MCBJ) technique. For methionine and cysteine, additional measurements were performed with the scanning tunneling microscope break-junction (STM-BJ) technique. By means of a statistical clustering technique, we identified several conductance groups for each of the molecules considered. Ab initio calculations revealed that the observed broad conductance distribution stems from the possibility of various binding geometries which can be formed during stretching combined with a multitude of possible conformational changes. The results suggest that it would be helpful to explore different experimental techniques such as recognition tunneling and conditions to help identify the nature of amino-acid-based junctions even further, for example, with the goal to establish a firm platform for their unambiguous recognition by tunneling break-junction experiments.",
keywords = "Amino acids, Biomolecular electronics, Break junctions, DFT, Electron transport, NEGF",
author = "Zotti, {Linda A.} and Beatrice Bednarz and Juan Hurtado-Gallego and Damien Cabosart and Gabino Rubio-Bollinger and Nicolas Agrait and {van der Zant}, {Herre S.J.}",
year = "2019",
doi = "10.3390/biom9100580",
language = "English",
volume = "9",
journal = "Biomolecules",
issn = "2218-273X",
publisher = "Multidisciplinary Digital Publishing Institute",
number = "10",

}

RIS

TY - JOUR

T1 - Can one define the conductance of amino acids?

AU - Zotti, Linda A.

AU - Bednarz, Beatrice

AU - Hurtado-Gallego, Juan

AU - Cabosart, Damien

AU - Rubio-Bollinger, Gabino

AU - Agrait, Nicolas

AU - van der Zant, Herre S.J.

PY - 2019

Y1 - 2019

N2 - We studied the electron-transport properties of ten different amino acids and one dimer (di-methionine) using the mechanically controlled break-junction (MCBJ) technique. For methionine and cysteine, additional measurements were performed with the scanning tunneling microscope break-junction (STM-BJ) technique. By means of a statistical clustering technique, we identified several conductance groups for each of the molecules considered. Ab initio calculations revealed that the observed broad conductance distribution stems from the possibility of various binding geometries which can be formed during stretching combined with a multitude of possible conformational changes. The results suggest that it would be helpful to explore different experimental techniques such as recognition tunneling and conditions to help identify the nature of amino-acid-based junctions even further, for example, with the goal to establish a firm platform for their unambiguous recognition by tunneling break-junction experiments.

AB - We studied the electron-transport properties of ten different amino acids and one dimer (di-methionine) using the mechanically controlled break-junction (MCBJ) technique. For methionine and cysteine, additional measurements were performed with the scanning tunneling microscope break-junction (STM-BJ) technique. By means of a statistical clustering technique, we identified several conductance groups for each of the molecules considered. Ab initio calculations revealed that the observed broad conductance distribution stems from the possibility of various binding geometries which can be formed during stretching combined with a multitude of possible conformational changes. The results suggest that it would be helpful to explore different experimental techniques such as recognition tunneling and conditions to help identify the nature of amino-acid-based junctions even further, for example, with the goal to establish a firm platform for their unambiguous recognition by tunneling break-junction experiments.

KW - Amino acids

KW - Biomolecular electronics

KW - Break junctions

KW - DFT

KW - Electron transport

KW - NEGF

UR - http://www.scopus.com/inward/record.url?scp=85073074356&partnerID=8YFLogxK

U2 - 10.3390/biom9100580

DO - 10.3390/biom9100580

M3 - Article

C2 - 31591358

AN - SCOPUS:85073074356

VL - 9

JO - Biomolecules

JF - Biomolecules

SN - 2218-273X

IS - 10

M1 - 580

ER -

ID: 62485993