Publications of Gert von Helden

Marianski, M., J. Seo, E. Mucha, D. Thomas, S. Jung, R. Schlögl, G. Meijer, A. Trunschke and G.von Helden: Structural Characterization of Molybdenum Oxide Nanoclusters Using Ion Mobility Spectrometry-Mass Spectrometry and Infrared Action Spectroscopy. The Journal of Physical Chemistry C 123 (13), 7845–7853 (2019).

Thomas, D., E. Mucha, M. Lettow, G. Meijer, M. Rossi and G.von Helden: Characterization of a trans-trans Carbonic Acid-Fluoride Complex by Infrared Action Spectroscopy in Helium Nanodroplets. Journal of the American Chemical Society 141 (14), 5815–5823 (2019).

Hoffmann, W., K. Folmert, J. Moschner, X. Huang, H. von Berlepsch, B. Koksch, M.T. Bowers, G.von Helden and K. Pagel: NFGAIL Amyloid Oligomers: The Onset of Beta-Sheet Formation and the Mechanism for Fibril Formation. Journal of the American Chemical Society 140 (1), 244–249 (2018).

Mucha, E., M. Lettow, M. Marianski, D. Thomas, W.B. Struwe, D.J. Harvey, G. Meijer, P.H. Seeberger, G.von Helden and K. Pagel: Fucose Migration in Intact Protonated Glycan Ions: A Universal Phenomenon in Mass Spectrometry. Angewandte Chemie International Edition 57 (25), 7440–7443 (2018).

Mucha, E., M. Marianski, F.-F. Xu, D. Thomas, G. Meijer, G.von Helden, P.H. Seeberger and K. Pagel: Unravelling the structure of glycosyl cations via cold-ion infrared spectroscopy. Nature Communications 9, 4174 (2018).

Scutelnic, V., M.A.S. Perez, M. Marianski, S. Warnke, A. Gregor, U. Rothlisberger, M.T. Bowers, C. Baldauf, G.von Helden, T.R. Rizzo and J. Seo: The Structure of the Protonated Serine Octamer. Journal of the American Chemical Society 140 (24), 7554–7560 (2018).

Seo, J., W. Hoffmann, S. Malerz, S. Warnke, M.T. Bowers, K. Pagel and G.von Helden: Side-chain effects on the structures of protonated amino acid dimers: A gas-phase infrared spectroscopy study. International Journal of Mass Spectrometry 429, 115–120 (2018).

Thomas, D., M. Marianski, E. Mucha, G. Meijer, M.A. Johnson and G.von Helden: Ground‐State Structure of the Proton‐Bound Formate Dimer by Cold‐Ion Infrared Action Spectroscopy. Angewandte Chemie International Edition 57 (33), 10615–10619 (2018).

Thomas, D., E. Mucha, S. Gewinner, W. Schöllkopf, G. Meijer and G.von Helden: Vibrational Spectroscopy of Fluoroformate, FCO₂^-, Trapped in Helium Nanodroplets. The Journal of Physical Chemistry Letters 9 (9), 2305–2310 (2018).

Hoffmann, W., G.von Helden and K. Pagel: Ion mobility-mass spectrometry and orthogonal gas-phase techniques to study amyloid formation and inhibition. Current Opinion in Structural Biology 46, 7–15 (2017).

Mucha, E., A.I. Gonzalez Florez, M. Marianski, D. Thomas, W. Hoffmann, W.B. Struwe, H.S. Hahm, S. Gewinner, W. Schöllkopf, P.H. Seeberger, G.von Helden and K. Pagel: Glycan Fingerprinting via Cold-Ion Infrared Spectroscopy. Angewandte Chemie International Edition 56 (37), 11248–11251 (2017).

Seo, J., W. Hoffmann, S. Warnke, X. Huang, S. Gewinner, W. Schöllkopf, M.T. Bowers, G.von Helden and K. Pagel: An infrared spectroscopy approach to follow β-sheet formation in peptide amyloid assemblies. Nature Chemistry 9 (1), 39–44 (2017).

Seo, J., S. Warnke, K. Pagel, M.T. Bowers and G.von Helden: Infrared spectrum and structure of the homochiral serine octamer-dichloride complex. Nature Chemistry 9, 1263–1268 (2017).

Warnke, S., W. Hoffmann, J. Seo, E.D. Genst, G.von Helden and K. Pagel: From Compact to String—The Role of Secondary and Tertiary Structure in Charge-Induced Unzipping of Gas-Phase Proteins. Journal of the American Society for Mass Spectrometry 28 (4), 638–646 (2017).

Gonzalez Florez, A.I., E. Mucha, D.-S. Ahn, S. Gewinner, W. Schöllkopf, K. Pagel and G.von Helden: Charge-induced unzipping of isolated proteins to a defined secondary structure. Angewandte Chemie International Edition 55 (10), 3295–3299 (2016).

Göth, M., F. Lermyte, X.J. Schmitt, S. Warnke, G.von Helden, F. Sobott and K. Pagel: Gas-phase microsolvation of ubiquitin: investigation of crown ether complexation sites using ion mobility-mass spectrometry. Analyst 141 (19), 5502–5510 (2016).

Helden, G.von, W. Schöllkopf and K. Pagel: Strukturen von Peptidaggregaten erforscht mit dem neuen Freie-Elektronen-Laser des Fritz-Haber-Instituts. Jahrbuch / Max-Planck-Gesellschaft 9950614 (2016).

Hoffmann, W., M. Marianski, S. Warnke, J. Seo, C. Baldauf, G.von Helden and K. Pagel: Assessing the stability of alanine-based helices by conformer-selective IR spectroscopy. Physical Chemistry Chemical Physics 18 (29), 19950–19954 (2016).

Kölbel, K., S. Warnke, J. Seo, G.von Helden, R. Moretti, J. Meiler, K. Pagel and A. Sinz: Conformational Shift of a β-Hairpin Peptide upon Complex Formation with an Oligo–proline Peptide Studied by Mass Spectrometry. ChemistrySelect 1 (13), 3651–3656 (2016).

Seo, J., W. Hoffmann, S. Warnke, M.T. Bowers, K. Pagel and G.von Helden: Retention of Native Protein Structures in the Absence of Solvent: A Coupled Ion Mobility and Spectroscopic Study. Angewandte Chemie International Edition 55 (45), 14173–14176 (2016).