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Verena Hirschfeld

Researcher at University of Lübeck

Publications -  8
Citations -  968

Verena Hirschfeld is an academic researcher from University of Lübeck. The author has contributed to research in topics: Single-molecule FRET & Förster resonance energy transfer. The author has an hindex of 5, co-authored 7 publications receiving 787 citations. Previous affiliations of Verena Hirschfeld include University of Zurich.

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From the Cover: Charge interactions can dominate the dimensions of intrinsically disordered proteins

TL;DR: Forster resonance energy transfer was used in this article to investigate the influence of charged residues on the dimensions of unfolded and intrinsically disordered proteins, and it was shown that charge-balanced polypeptides can exhibit an additional collapse at low ionic strength, as predicted by polyampholyte theory.
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Precision and accuracy of single-molecule FRET measurements—a multi-laboratory benchmark study

Björn Hellenkamp, +71 more
- 01 Sep 2018 - 
TL;DR: A multi-laboratory study finds that single-molecule FRET is a reproducible and reliable approach for determining accurate distances in dye-labeled DNA duplexes.
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Charge interactions can dominate the dimensions of intrinsically disordered proteins

TL;DR: This work uses single-molecule Forster resonance energy transfer to investigate the influence of charged residues on the dimensions of unfolded and intrinsically disordered proteins and finds that IDPs can exhibit a prominent expansion at low ionic strength that correlates with their net charge.
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Conformational plasticity and dynamics in the generic protein folding catalyst SlyD unraveled by single-molecule FRET.

TL;DR: A model where the conformational dynamics is used to search the conformation enabling the chemical step is proposed, which also explains the remarkable substrate promiscuity connected with a high efficiency of this class of peptidyl-prolyl cis-trans isomerases.
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Excited-state annihilation reduces power dependence of single-molecule FRET experiments

TL;DR: It is shown that excited-state annihilation processes are an essential cause of singlet-singlet annihilation, and both SSA and STA have a pronounced effect on the overall FRET process and reduce the power dependence of the observed FRET efficiencies.