Search Results - "Kupser, Peter"
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Catching proteins in liquid helium droplets
Published in Physical review letters (24-09-2010)“…An experimental approach is presented that allows for the incorporation of large mass-to-charge ratio selected ions in liquid helium droplets. It is…”
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Exploring the conformational preferences of 20-residue peptides in isolation: Ac-Ala19-Lys + H(+)vs. Ac-Lys-Ala19 + H(+) and the current reach of DFT
Published in Physical chemistry chemical physics : PCCP (21-03-2015)“…Reliable, quantitative predictions of the structure of peptides based on their amino-acid sequence information are an ongoing challenge. We here explore the…”
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3
Amide-I and -II Vibrations of the Cyclic β-Sheet Model Peptide Gramicidin S in the Gas Phase
Published in Journal of the American Chemical Society (17-02-2010)“…In the condensed phase, the peptide gramicidin S is often considered as a model system for a β-sheet structure. Here, we investigate gramicidin S free of any…”
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4
Secondary Structure of Ac-Ala n -LysH+ Polyalanine Peptides (n = 5,10,15) in Vacuo: Helical or Not?
Published in The journal of physical chemistry letters (16-12-2010)“…The polyalanine-based peptide series Ac-Ala n -LysH+ (n = 5−20) is a prime example that a secondary structure motif that is well-known from the solution phase…”
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5
Gas-phase IR spectra of intact α-helical coiled coil protein complexes
Published in International journal of mass spectrometry (01-06-2009)“…Infrared multiphoton dissociation spectroscopy was employed to analyze the secondary structure of non-covalently associated α-helical coiled coil protein…”
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6
Catching proteins in liquid helium droplets
Published 29-09-2010“…Phys. Rev. Lett. 105, 133402 (2010) An experimental approach is presented that allows for the incorporation of large mass/charge selected ions in liquid helium…”
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