Publications of Gert von Helden
All genres
Journal Article (123)
2017
Journal Article
Mucha, Eike, Ana Isabel Gonzalez Florez, Mateusz Marianski, Daniel Thomas, Waldemar Hoffmann, , Heung Sik Hahm, Sandy Gewinner, Wieland Schöllkopf, Peter H. Seeberger, Gert von Helden and Kevin Pagel: Glycan Fingerprinting via Cold-Ion Infrared Spectroscopy.
Journal Article
Seo, Jongcheol, Waldemar Hoffmann, Stephan Warnke, Xing Huang, Sandy Gewinner, Wieland Schöllkopf, , Gert von Helden and Kevin Pagel: An infrared spectroscopy approach to follow β-sheet formation in peptide amyloid assemblies.
Journal Article
Seo, Jongcheol, Stephan Warnke, Kevin Pagel, and Gert von Helden: Infrared spectrum and structure of the homochiral serine octamer-dichloride complex.
Journal Article
Warnke, Stephan, , Jongcheol Seo, , Gert von Helden and Kevin Pagel: From Compact to String—The Role of Secondary and Tertiary Structure in Charge-Induced Unzipping of Gas-Phase Proteins.
2016
Journal Article
Gonzalez Florez, Ana Isabel, Eike Mucha, Doo-Sik Ahn, Sandy Gewinner, Wieland Schöllkopf, Kevin Pagel and Gert von Helden: Charge-induced unzipping of isolated proteins to a defined secondary structure.
Journal Article
Göth, Melanie, , , Stephan Warnke, Gert von Helden, and Kevin Pagel: Gas-phase microsolvation of ubiquitin: investigation of crown ether complexation sites using ion mobility-mass spectrometry.
Journal Article
Helden, Gert von, Wieland Schöllkopf and Kevin Pagel: Strukturen von Peptidaggregaten erforscht mit dem neuen Freie-Elektronen-Laser des Fritz-Haber-Instituts.
Journal Article
Hoffmann, Waldemar, Mateusz Marianski, Stephan Warnke, Jongcheol Seo, Carsten Baldauf, Gert von Helden and Kevin Pagel: Assessing the stability of alanine-based helices by conformer-selective IR spectroscopy.
Journal Article
, Stephan Warnke, Jongcheol Seo, Gert von Helden, , , Kevin Pagel and : Conformational Shift of a β-Hairpin Peptide upon Complex Formation with an Oligo–proline Peptide Studied by Mass Spectrometry.
Journal Article
Seo, Jongcheol, Waldemar Hoffmann, Stephan Warnke, , Kevin Pagel and Gert von Helden: Retention of Native Protein Structures in the Absence of Solvent: A Coupled Ion Mobility and Spectroscopic Study.
Journal Article
Seo, Jongcheol, , Stephan Warnke, Sandy Gewinner, Wieland Schöllkopf and Gert von Helden: Stacking Geometries of Early Protoporphyrin IX Aggregates Revealed by Gas-Phase Infrared Spectroscopy.
Journal Article
Seo, Jongcheol, Stephan Warnke, Sandy Gewinner, Wieland Schöllkopf, , Kevin Pagel and Gert von Helden: The impact of environment and resonance effects on the site of protonation of aminobenzoic acid derivatives.
2015
Journal Article
Gonzalez Florez, Ana Isabel, Doo-Sik Ahn, Sandy Gewinner, Wieland Schöllkopf and Gert von Helden: IR spectroscopy of protonated leu-enkephalin and its 18-crown-6 complex embedded in helium droplets.
Journal Article
Schubert, Franziska, Kevin Pagel, Mariana Rossi, Stephan Warnke, , , Gert von Helden, Volker Blum, Carsten Baldauf and Matthias Scheffler: Native like helices in a specially designed β peptide in the gas phase.
Journal Article
Schubert, Franziska, Mariana Rossi, Carsten Baldauf, Kevin Pagel, Stephan Warnke, Gert von Helden, Frank Filsinger, Peter Kupser, Gerard Meijer, , , Matthias Scheffler and Volker Blum: 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.
Journal Article
, , , Stephan Warnke, Gert von Helden, and Kevin Pagel: Online monitoring the isomerization of an azobenzene-based dendritic bolaamphiphile using ion mobility-mass spectrometry.
Journal Article
Warnke, Stephan, Gert von Helden and Kevin Pagel: Analyzing the higher order structure of proteins with conformer-selective ultraviolet photodissociation.
Journal Article
Warnke, Stephan, Jongcheol Seo, , , , , , Sandy Gewinner, Wieland Schöllkopf, and Gert von Helden: Protomers of Benzocaine: Solvent and Permittivity Dependence.
2014
Journal Article
Warnke, Stephan, Carsten Baldauf, , Kevin Pagel and Gert von Helden: Photodissociation of Conformer-Selected Ubiquitin Ions Reveals Site-Specific Cis/Trans Isomerization of Proline Peptide Bonds.
2013
Journal Article
Baldauf, Carsten, Kevin Pagel, Stephan Warnke, Gert von Helden, , Volker Blum and Matthias Scheffler: How Cations Change Peptide Structure.