Publikationen von Gert von Helden

Seo, J., S. Warnke, K. Pagel, M.T. Bowers und 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 und 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 und G.von Helden: Charge-induced unzipping of isolated proteins to a defined secondary structure. Angewandte Chemie International Edition 55 (10), 3295–3299 (2016).

Gonzalez Florez, A.I., E. Mucha, D.-S. Ahn, S. Gewinner, W. Schöllkopf, K. Pagel und G.von Helden: Charge-induced unzipping of isolated proteins to a defined secondary structure. Angewandte Chemie 128 (10), 3356–3360 (2016).

Göth, M., F. Lermyte, X.J. Schmitt, S. Warnke, G.von Helden, F. Sobott und 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 und 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 und 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 und 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 und 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).

Seo, J., W. Hoffmann, S. Warnke, M.T. Bowers, K. Pagel und G.von Helden: Die Erhaltung nativer Proteinstrukturen unter Ausschluss von Lösungsmittel: eine Untersuchung mit Hilfe der Kombination von Ionenmobilität mit Spektroskopie. Angewandte Chemie 128 (45), 14380–14384 (2016).

Seo, J., J. Jang, S. Warnke, S. Gewinner, W. Schöllkopf und G.von Helden: Stacking Geometries of Early Protoporphyrin IX Aggregates Revealed by Gas-Phase Infrared Spectroscopy. Journal of the American Chemical Society 138 (50), 16315–16321 (2016).

Seo, J., S. Warnke, S. Gewinner, W. Schöllkopf, M.T. Bowers, K. Pagel und G.von Helden: The impact of environment and resonance effects on the site of protonation of aminobenzoic acid derivatives. Physical Chemistry Chemical Physics 18 (36), 25474–25482 (2016).

Gonzalez Florez, A.I., D.-S. Ahn, S. Gewinner, W. Schöllkopf und G.von Helden: IR spectroscopy of protonated leu-enkephalin and its 18-crown-6 complex embedded in helium droplets. Physical Chemistry Chemical Physics 17 (34), 21902–21911 (2015).

Schubert, F., K. Pagel, M. Rossi, S. Warnke, M. Salwiczek, B. Koksch, G.von Helden, V. Blum, C. Baldauf und M. Scheffler: Native like helices in a specially designed β peptide in the gas phase. Physical Chemistry Chemical Physics 17 (7), 5376–5385 (2015).

Schubert, F., M. Rossi, C. Baldauf, K. Pagel, S. Warnke, G.von Helden, F. Filsinger, P. Kupser, G. Meijer, M. Salwiczek, B. Koksch, M. Scheffler und V. 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. Physical Chemistry Chemical Physics 17 (11), 7373–7385 (2015).

Urner, L.H., B.N.S. Thota, O. Nachtigall, S. Warnke, G.von Helden, R. Haag und K. Pagel: Online monitoring the isomerization of an azobenzene-based dendritic bolaamphiphile using ion mobility-mass spectrometry. Chemical Communications 51 (42), 8801–8804 (2015).

Warnke, S., G.von Helden und K. Pagel: Analyzing the higher order structure of proteins with conformer-selective ultraviolet photodissociation. Proteomics 15 (16), 2804–2812 (2015).

Warnke, S., J. Seo, J. Boschmans, F. Sobott, J.H. Scrivens, C. Bleiholder, M.T. Bowers, S. Gewinner, W. Schöllkopf, K. Pagel und G.von Helden: Protomers of Benzocaine: Solvent and Permittivity Dependence. Journal of the American Chemical Society 137 (12), 4236–4242 (2015).

Warnke, S., C. Baldauf, M.T. Bowers, K. Pagel und G.von Helden: Photodissociation of Conformer-Selected Ubiquitin Ions Reveals Site-Specific Cis/Trans Isomerization of Proline Peptide Bonds. Journal of the American Chemical Society 136 (29), 10308–10314 (2014).

Baldauf, C., K. Pagel, S. Warnke, G.von Helden, B. Koksch, V. Blum und M. Scheffler: How Cations Change Peptide Structure. Chemistry-a European Journal 19 (34), 11224–11234 (2013).