A pH‐Induced Reversible Conformational Switch Able to Control the Photocurrent Efficiency in a Peptide Supramolecular System

نویسندگان

چکیده

External stimuli are potent tools that Nature uses to control protein function and activity. For instance, during viral entry exit, pH variations known trigger large conformational changes. In Nature, also the electron transfer (ET) properties of ET proteins influenced by pH-induced this work, a pH-controlled, reversible 310-helix α-helix conversion (from acidic highly basic values vice versa) peptide supramolecular system built on gold surface is described. The effect ability SAM generate photocurrent was investigated, with particular focus change efficiency. films were characterized electrochemical spectroscopic techniques, found be very stable over time, in contact solution. They able current under illumination, an efficiency highest recorded so far biomolecular systems.

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ژورنال

عنوان ژورنال: Chemistry: A European Journal

سال: 2021

ISSN: ['0947-6539', '1521-3765']

DOI: https://doi.org/10.1002/chem.202004527