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1

Electron Transfer in Acetohydroxy Acid Synthase as a Side Reaction of Catalysis. Implications for the Reactivity and Partitioning of the Carbanion/Enamine Form of (α-Hydroxyethyl)thiamin Diphosphate in a “Nonredox” Flavoenzyme †

Tittmann, Kai, Schröder, Kathrin, Golbik, Ralph, McCourt, Jennifer, Kaplun, Alexander, Duggleby, Ronald G., Barak, Ze'ev, Chipman, David M., Hübner, Gerhard

Journal:

Année:

2004

Langue:

english

Fichier:

PDF, 214 KB

english, 2004

2

Spectroelectrochemical Evidence for the Nitrosyl Redox Siblings NO+, NO., and NO− Coordinated to a Strongly Electron-Accepting FeII Porphyrin: DFT Calculations Suggest the Presence of High-Spin States after Reduction of the FeII–NO− Complex

Juan Pellegrino, Dipl.-Chem. Ralph Hübner, Prof. Dr. Fabio Doctorovich, Prof. Dr. Wolfgang Kaim

Journal:

Chemistry - A European Journal

Année:

2011

Langue:

english

Fichier:

PDF, 287 KB

english, 2011

3

Function of the aminopyrimidine part in thiamine pyrophosphate enzymes

Ralph Golbik, Holger Neef, Gerhard Hübner, Stephan König, Brigitta Seliger, Ludmilla Meshalkina, German A. Kochetov, Alfred Schellenberger

Journal:

Bioorganic Chemistry

Année:

1991

Langue:

english

Fichier:

PDF, 480 KB

english, 1991

4

Monitoring the acetohydroxy acid synthase reaction and related carboligations by circular dichroism spectroscopy

Michael Vinogradov, Alexander Kaplun, Maria Vyazmensky, Stanislav Engel, Ralph Golbik, Kai Tittmann, Kathrin Uhlemann, Ludmilla Meshalkina, Ze’ev Barak, Gerhard Hübner, David M. Chipman

Journal:

Analytical Biochemistry

Année:

2005

Langue:

english

Fichier:

PDF, 324 KB

english, 2005

5

Folding and stability of different oligomeric states of thiamin diphosphate dependent homomeric pyruvate decarboxylase

Margrit Killenberg-Jabs, Gunther Kern, Gerhard Hübner, Ralph Golbik

Journal:

Biophysical Chemistry

Année:

2002

Langue:

english

Fichier:

PDF, 226 KB

english, 2002

6

Pyruvate decarboxylase from Kluyveromyces lactis : An enzyme with an extraordinary substrate activation behaviour

Florian Krieger, Michael Spinka, Ralph Golbik, Gerhard Hübner, Stephan König

Journal:

Année:

2002

Langue:

english

Fichier:

PDF, 309 KB

english, 2002

7

Studies on structure–function relationships of indolepyruvate decarboxylase from Enterobacter cloacae, a key enzyme of the indole acetic acid pathway

Anja Schütz, Ralph Golbik, Kai Tittmann, Dmitri I. Svergun, Michel H. J. Koch, Gerhard Hübner, Stephan König

Journal:

Année:

2003

Langue:

english

Fichier:

PDF, 423 KB

english, 2003

8

Active oligomeric states of pyruvate decarboxylase and their functional characterization

Margrit Killenberg-Jabs, Andreas Jabs, Hauke Lilie, Ralph Golbik, Gerhard Hübner

Journal:

Année:

2001

Langue:

english

Fichier:

PDF, 657 KB

english, 2001

9

DFT studies on key intermediates in thiamin catalysis

Rudolf Friedemann, Kai Tittmann, Ralph Golbik, Gerhard Hübner

Journal:

International Journal of Quantum Chemistry

Année:

2004

Langue:

english

Fichier:

PDF, 217 KB

english, 2004

10

Thermal and fatigue cycling of fibre composites

Günther Hartwig, Ralph Hübner

Journal:

Année:

1995

Langue:

english

Fichier:

PDF, 319 KB

english, 1995

11

Donor substrate regulation of transketolase

Olga A. Esakova, Ludmilla E. Meshalkina, Ralph Golbik, Gerhard Hübner, German A. Kochetov

Journal:

Année:

2004

Langue:

english

Fichier:

PDF, 284 KB

english, 2004

12

Effect of coenzyme modification on the structural and catalytic properties of wild-type transketolase and of the variant E418A from Saccharomyces cerevisiae : Contrasting protonation state requirements of thiamin diphosphate in decarboxylases and transketolases

Ralph Golbik, Ludmilla E. Meshalkina, Tatjana Sandalova, Kai Tittmann, Erik Fiedler, Holger Neef, Stephan König, Ronald Kluger, German A. Kochetov, Gunter Schneider, Gerhard Hübner

Journal:

Année:

2005

Langue:

english

Fichier:

PDF, 637 KB

english, 2005

13

Filling Gaps in the Series of Noninnocent Hetero-1,3-diene Chelate Ligands: Ruthenium Complexes of Redox-Active α-Azocarbonyl and α-Azothiocarbonyl Ligands RNNC(R′)E, E = O or S

Ehret, Fabian, Bubrin, Martina, Hübner, Ralph, Schweinfurth, David, Hartenbach, Ingo, Záliš, Stanislav, Kaim, Wolfgang

Journal:

Inorganic Chemistry

Année:

2012

Langue:

english

Fichier:

PDF, 467 KB

english, 2012

14

Metal(IV) Complexes [M(LN,O,S)2]n (M = Ru, Os) of a Redox-Active o-Amidophenolate Ligand (LN,O,S)2– with Coordinating Thioether Appendix

Ralph Hübner, Biprajit Sarkar, Jan Fiedler, Stanislav Záliš, Wolfgang Kaim

Journal:

European Journal of Inorganic Chemistry

Année:

2012

Langue:

english

Fichier:

PDF, 953 KB

english, 2012

15

DFT and MP2 studies on the C2C2α bond cleavage in thiamin catalysis

Rudolf Friedemann, Kai Tittmann, Ralph Golbik, Gerhard Hübner

Journal:

Journal of Molecular Catalysis B: Enzymatic

Année:

2009

Langue:

english

Fichier:

PDF, 472 KB

english, 2009

16

Steric and electronic properties of the cofactor's amino group control the lifetime of the central carbanion/enamine intermediate in transketolase

Ludmilla E. Meshalkina, German A. Kochetov, Gerhard Hübner, Kai Tittmann, Ralph Golbik

Journal:

Journal of Molecular Catalysis B: Enzymatic

Année:

2009

Langue:

english

Fichier:

PDF, 597 KB

english, 2009

17

New evidence for cofactor’s amino group function in thiamin catalysis by transketolase

Ludmilla E. Meshalkina, German A. Kochetov, Johanna Brauer, Gerhard Hübner, Kai Tittmann, Ralph Golbik

Journal:

Biochemical and Biophysical Research Communications

Année:

2008

Langue:

english

Fichier:

PDF, 219 KB

english, 2008

18

Coulomb Forces Control the Density of the Collapsed Unfolded State of Barstar

Hagen Hofmann, Ralph P. Golbik, Maria Ott, Christian G. Hübner, Renate Ulbrich-Hofmann

Journal:

Journal of Molecular Biology

Année:

2008

Langue:

english

Fichier:

PDF, 663 KB

english, 2008

19

Strain and Near Attack Conformers in Enzymic Thiamin Catalysis: X-ray Crystallographic Snapshots of Bacterial Transketolase in Covalent Complex with Donor Ketoses Xylulose 5-phosphate and Fructose 6-phosphate, and in Noncovalent Complex with Acceptor Aldose Ribose 5-phosphate †

Asztalos, Peter, Parthier, Christoph, Golbik, Ralph, Kleinschmidt, Martin, Hübner, Gerhard, Weiss, Manfred S., Friedemann, Rudolf, Wille, Georg, Tittmann, Kai

Journal:

Année:

2007

Langue:

english

Fichier:

PDF, 1021 KB

english, 2007

20

Binding and Activation of Thiamin Diphosphate in Acetohydroxyacid Synthase †

Bar-Ilan, Ahuva, Balan, Vitaly, Tittmann, Kai, Golbik, Ralph, Vyazmensky, Maria, Hübner, Gerhard, Barak, Ze'ev, Chipman, David M.

Journal:

Année:

2001

Langue:

english

Fichier:

PDF, 95 KB

english, 2001

21

Regulation of Phosphotransferase Activity of Hexokinase 2 from Saccharomyces cerevisiae by Modification at Serine-14 †

Golbik, Ralph, Naumann, Manfred, Otto, Albrecht, Müller, Eva-Christina, Behlke, Joachim, Reuter, Renate, Hübner, Gerhard, Kriegel, Thomas M.

Journal:

Année:

2001

Langue:

english

Fichier:

PDF, 103 KB

english, 2001

22

Radical Phosphate Transfer Mechanism for the Thiamin Diphosphate- and FAD-Dependent Pyruvate Oxidase from Lactobacillus plantarum . Kinetic Coupling of Intercofactor Electron Transfer with Phosphate Transfer to Acetyl-thiamin Diphosphate via a Transient FAD Semiquinone/Hydroxyethyl-ThDP Radical Pair

Tittmann, Kai, Wille, Georg, Golbik, Ralph, Weidner, Annett, Ghisla, Sandro, Hübner, Gerhard

Journal:

Année:

2005

Langue:

english

Fichier:

PDF, 281 KB

english, 2005

23

Denaturation of Phosphofructokinase-1 from Saccharomyces cerevisiae by Guanidinium Chloride and Reconstitution of the Unfolded Subunits to Their Catalytically Active Form †,‡

Bär, Jörg, Golbik, Ralph, Hübner, Gerhard, Kopperschläger, Gerhard

Journal:

Année:

2000

Langue:

english

Fichier:

PDF, 113 KB

english, 2000

24

Consequences of a Modified Putative Substrate-Activation Site on Catalysis by Yeast Pyruvate Decarboxylase †

Wang, Jue, Golbik, Ralph, Seliger, Birgitta, Spinka, Michael, Tittmann, Kai, Hübner, Gerhard, Jordan, Frank

Journal:

Année:

2001

Langue:

english

Fichier:

PDF, 135 KB

english, 2001

25

NMR Analysis of Covalent Intermediates in Thiamin Diphosphate Enzymes †

Tittmann, Kai, Golbik, Ralph, Uhlemann, Kathrin, Khailova, Ludmila, Schneider, Gunter, Patel, Mulchand, Jordan, Frank, Chipman, David M., Duggleby, Ronald G., Hübner, Gerhard

Journal:

Année:

2003

Langue:

english

Fichier:

PDF, 182 KB

english, 2003

26

Structural Reassessment of [W(CO) 5 (TCNE)]: N (σ) Coordination Instead of an Olefin (π) Complex

Bubrin, Martina, Krafft, Michael J., Steudle, Lisa, Hübner, Ralph, Field, John S., Záliš, Stanislav, Kaim, Wolfgang

Journal:

Organometallics

Année:

2012

Langue:

english

Fichier:

PDF, 442 KB

english, 2012

27

Mechanism of Elementary Catalytic Steps of Pyruvate Oxidase from Lactobacillus plantarum †

Tittmann, Kai, Golbik, Ralph, Ghisla, Sandro, Hübner, Gerhard

Journal:

Année:

2000

Langue:

english

Fichier:

PDF, 135 KB

english, 2000

28

Studies on an iron(iii)-peroxo porphyrin. Iron(iii)-peroxo or iron(ii)-superoxo?

Duerr, Katharina, Olah, Julianna, Davydov, Roman, Kleimann, Michael, Li, Jing, Lang, Nina, Puchta, Ralph, Hübner, Eike, Drewello, Thomas, Harvey, Jeremy N., Jux, Norbert, Ivanović-Burmazović, Ivana

Journal:

Dalton Transactions

Année:

2010

Langue:

english

Fichier:

PDF, 350 KB

english, 2010

29

Intermediates and Transition States in Thiamin Diphosphate-Dependent Decarboxylases. A Kinetic and NMR Study on Wild-Type Indolepyruvate Decarboxylase and Variants Using Indolepyruvate, Benzoylformate, and Pyruvate as Substrates †

Schütz, Anja, Golbik, Ralph, König, Stephan, Hübner, Gerhard, Tittmann, Kai

Journal:

Année:

2005

Langue:

english

Fichier:

PDF, 318 KB

english, 2005

30

Kinetic Control of Thiamin Diphosphate Activation in Enzymes Studied by Proton−Nitrogen Correlated NMR Spectroscopy †

Tittmann, Kai, Neef, Holger, Golbik, Ralph, Hübner, Gerhard, Kern, Dorothee

Journal:

Année:

2005

Langue:

english

Fichier:

PDF, 72 KB

english, 2005

31

First structurally characterized mono- and dinuclear ruthenium complexes derived from zwitterionic quinonoid ligands

Das, Hari Sankar, Das, Atanu Kumar, Pattacini, Roberto, Hübner, Ralph, Sarkar, Biprajit, Braunstein, Pierre

Journal:

Chemical Communications

Année:

2009

Langue:

english

Fichier:

PDF, 1.13 MB

english, 2009

32

Combining two non-innocent ligands in isomeric complexes [Pt(pap)mQn]0 (pap = phenylazopyridine, Q = 3,5-di-tert-butyl-benzoquinone

Sarkar, Biprajit, Hübner, Ralph, Pattacini, Roberto, Hartenbach, Ingo

Journal:

Dalton Transactions

Année:

2009

Langue:

english

Fichier:

PDF, 175 KB

english, 2009

33

UV-vis-NIR and EPR characterisation of the redox series [MQ3]2+,+,0,−,2−, M = Ru or Os, and Q = o-quinone derivative

Das, Atanu Kumar, Hübner, Ralph, Sarkar, Biprajit, Fiedler, Jan, Záliš, Stanislav, Lahiri, Goutam Kumar, Kaim, Wolfgang

Journal:

Dalton Transactions

Année:

2012

Langue:

english

Fichier:

PDF, 421 KB

english, 2012

34

Level statistics of a noncompact integrable billiard

Graham, Robert, Hübner, Ralph, Szépfalusy, Péter, Vattay, Gábor

Journal:

Physical Review A

Année:

1991

Langue:

english

Fichier:

PDF, 529 KB

english, 1991

35

Effects of Metal Ions, Thiamine Diphosphate Analogues and Subunit Interactions on the Reconstitution Behaviour of Pyruvate Decarboxylase from Brewer’s Yeast

EPPENDORFER, Steffen, KÖNIG, Stephan, GOLBIK, Ralph, NEEF, Holger, LEHLE, Karla, JAENICKE, Rainer, SCHELLENBERGER, Alfred, HÜBNER, Gerhard

Journal:

Biological Chemistry Hoppe-Seyler

Année:

1993

Langue:

english

Fichier:

PDF, 1.05 MB

english, 1993

36

Nutritional support for head and neck cancer patients before irradiation – a pilot project for malnutrition risk group

Büntzel, Jens, Büntzel, Heike, Micke, Oliver, Mücke, Ralph, Kisters, Klaus, Hübner, Jutta, Schäfer, Ulrich, Boehme, Ralph, Oehler, Wolfgang

Journal:

Trace Elements and Electrolytes

Année:

2013

Langue:

english

Fichier:

PDF, 4.11 MB

english, 2013

37

Photoswitchable stable charge-distributed states in a new Cobalt complex exhibiting photo-induced valence tautomerism

Slota, Michael, Blankenhorn, Marian, Heintze, Eric, Vu, Minh, Hübner, Ralph, Bogani, Lapo

Journal:

Faraday Discussions

Année:

2015

Langue:

english

Fichier:

PDF, 4.11 MB

english, 2015

38

Electronic, charge and magnetic interactions in three-centre systems

Paretzki, Alexa, Hübner, Ralph, Ye, Shengfa, Bubrin, Martina, Kämper, Sara, Kaim, Wolfgang

Journal:

Journal of Materials Chemistry C

Année:

2015

Langue:

english

Fichier:

PDF, 2.37 MB

english, 2015

39

Pulse appearance in photoplethysmography signals obtained from finger, nose and ear during extracorporeal life support

Hubner, Pia, Muehlsteff, Jens, Wijshoff, Ralph, Russell, James K., Nammi, Krishnakant, Sterz, Fritz

Journal:

Année:

2015

Langue:

english

Fichier:

PDF, 142 KB

english, 2015

40

[IEEE 2016 38th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC) - Orlando, FL, USA (2016.8.16-2016.8.20)] 2016 38th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC) - Towards an algorithm for automatic accelerometer-based pulse presence detection during cardiopulmonary resuscitation

Dellimore, Kiran, Wijshoff, Ralph, Haarburger, Christoph, Aarts, Vincent, Derkx, Rene, van de Laar, Jakob, Nammi, Krishnakant, Russell, James K., Hubner, Pia, Sterz, Fritz, Muehlsteff, Jens

Année:

2016

Langue:

english

Fichier:

PDF, 929 KB

english, 2016

41

Phosphide-Tetrahedrite Ag 6 Ge 10 P 12 : Thermoelectric Performance of a Long-Forgotten Silver-Cluster Compound

Nuss, Jürgen, Wedig, Ulrich, Xie, Wenjie, Yordanov, Petar, Bruin, Jan, Hübner, Ralph, Weidenkaff, Anke, Takagi, Hidenori

Journal:

Chemistry of Materials

Année:

2017

Langue:

english

Fichier:

PDF, 1.28 MB

english, 2017

42

The metal-insulator transition in the organic conductor β″-(BEDT-TTF) 2 Hg(SCN) 2 Cl

Li, Weiwu, Rose, Eva, Tran, Minh Vu, Hübner, Ralph, Łapiński, Andrzej, Świetlik, Roman, Torunova, Svetlana A., Zhilyaeva, Elena I., Lyubovskaya, Rimma N., Dressel, Martin

Journal:

The Journal of Chemical Physics

Année:

2017

Langue:

english

Fichier:

PDF, 2.66 MB

english, 2017

43

Probing the Intramolecular Metal-Selenoether Interaction in a Bis(iminosemiquinone)copper(II) Compound

Bubrin, Martina, Paretzki, Alexa, Hübner, Ralph, Bayer, Katharina, Schwederski, Brigitte, Neugebauer, Petr, Zalis, Stanislav, Kaim, Wolfgang

Journal:

Zeitschrift für anorganische und allgemeine Chemie

Année:

2017

Langue:

english

Fichier:

PDF, 1.29 MB

english, 2017

44

[IEEE 2017 12th International Microsystems, Packaging, Assembly and Circuits Technology Conference (IMPACT) - Taipei (2017.10.25-2017.10.27)] 2017 12th International Microsystems, Packaging, Assembly and Circuits Technology Conference (IMPACT) - Progress in transfer of wafer level packaging to panel format

Hubner, Henning, Ohde, Christian, Zoberbier, Ralph, Welsh, James

Année:

2017

Langue:

english

Fichier:

PDF, 1.14 MB

english, 2017

45

Optical conductivity of the Weyl semimetal NbP

Neubauer, David, Yaresko, Alexander, Li, Weiwu, Löhle, Anja, Hübner, Ralph, Schilling, Micha B., Shekhar, Chandra, Felser, Claudia, Dressel, Martin, Pronin, Artem V.

Journal:

Physical Review B

Année:

2018

Langue:

english

Fichier:

PDF, 972 KB

english, 2018

46

Reciprocal congenic lines for a major stroke QTL on rat chromosome 1

Rubattu, Speranza, Hubner, Norbert, Ganten, Ursula, Evangelista, Anna, Stanzione, Rosita, Angelantonio, Emanuele Di, Plehm, Ralph, Langanki, Reika, Gianazza, Elisabetta, Sironi, Luigi, D’Amati, Giulia

Journal:

Physiological Genomics

Année:

2006

Langue:

english

Fichier:

PDF, 147 KB

english, 2006

47

Diagnostic Nodes of Patient Selection for Cytoreductive Surgery and Hyperthermic Intraperitoneal Chemotherapy Among Colorectal Cancer Patients: A Swiss National Multicenter Survey

Steffen, Thomas, Putora, Paul Martin, Hübner, Martin, Gloor, Beat, Lehmann, Kuno, Kettelhack, Christoph, Adamina, Michel, Peterli, Ralph, Schmidt, Jan, Ris, Frédéric, Glatzer, Markus

Journal:

Clinical Colorectal Cancer

Année:

2019

Langue:

english

Fichier:

PDF, 1.86 MB

english, 2019

48

Diagnostic Nodes of Patient Selection for Cytoreductive Surgery and Hyperthermic Intraperitoneal Chemotherapy Among Colorectal Cancer Patients: A Swiss National Multicenter Survey

Steffen, Thomas, Putora, Paul Martin, Hübner, Martin, Gloor, Beat, Lehmann, Kuno, Kettelhack, Christoph, Adamina, Michel, Peterli, Ralph, Schmidt, Jan, Ris, Frédéric, Glatzer, Markus

Journal:

Clinical Colorectal Cancer

Année:

2019

Fichier:

PDF, 1.86 MB

2019

49

Probing two PESIN-indocyanine-dye-conjugates: significance of the used fluorophore

Hübner, Ralph, Benkert, Vanessa, Cheng, Xia, Wängler, Björn, Krämer, Roland, Wängler, Carmen

Journal:

Journal of Materials Chemistry B

Année:

2020

Fichier:

PDF, 2.01 MB

2020