Zobrazeno 1 - 10
of 504
pro vyhledávání: '"Alfred X. Trautwein"'
Autor:
Sebastián Klinke, Lars H. Böttger, Rolf Hilgenfeld, Alfred X. Trautwein, Joachim Hauber, Naoki Sakai, Zhenggang Han
Publikováno v:
CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Deoxyhypusine hydroxylase (DOHH) is a non-heme diiron enzyme involved in the posttranslational modification of a critical lysine residue of eukaryotic translation initiation factor 5A (eIF-5A) to yield the unusual amino acid residue hypusine. This mo
Publikováno v:
Journal of Atmospheric and Solar-Terrestrial Physics. 99:143-149
The iron-bearing compounds in manganese deep sea sediments (nodules and crusts) are studied by Mossbauer spectroscopy at 77, 4.2 and 0.3 K. The Mossbauer parameters and the concentration of the two main components α-FeOOH (goethite) and Fe5HO8·4H2O
Publikováno v:
Hyperfine Interactions. 237
Six types of stainless steels (SS) were studied for changes in its structure and magnetic properties under mechanical treatment. Depending on intensity and duration of the process of plastic deformation and the SS type the paramagnetic austenite stru
Autor:
Arindam Mukherjee, Patrick R. R. Langridge-Smith, Paul R. Bilton, Dean Rea, Peter J. Sadler, Dominic J. Campopiano, Volker Schünemann, Thomas Teschner, Alfred X. Trautwein, Adam Janoschka, Logan Mackay, Haizhong Zhu
Publikováno v:
JBIC Journal of Biological Inorganic Chemistry. 17:573-588
Isothermal calorimetric studies of the binding of iron(III) citrate to ferric ion binding protein from Neisseria gonorrhoeae suggested the complexation of a tetranuclear iron(III) cluster as a single step binding event (apparent binding constant K(ap
Autor:
Volker Schünemann, Aleksandr I. Chumakov, Hauke Paulsen, Christian L. Schmidt, Alfred X. Trautwein, Patrick Wegner
Publikováno v:
ChemPhysChem. 12:3434-3441
Nuclear resonant vibrational spectra of the reduced and oxidized form of a mutant of rubredoxin from Pyrococcus abyssii were measured and are compared with simulated spectra that were calculated by a combined quantum mechanics (QM) and molecular mech
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 269:145-152
A detailed analysis of the effects of Mossbauer source line broadening is provided. Computer calculations of emission line broadening of Mossbauer sources with various effective thicknesses using the quantum mechanical theory of the emission spectrum
Autor:
Ines Gruner, Elisabeth Härtig, Dieter Jahn, Claudia Frädrich, Alfred X. Trautwein, Lars H. Böttger
Publikováno v:
Journal of Biological Chemistry. 286:2017-2021
The Bacillus subtilis redox regulator Fnr controls genes of the anaerobic metabolism in response to low oxygen tension. An unusual structure for the oxygen-sensing [4Fe-4S](2+) cluster was detected by a combination of genetic experiments with UV-visi
Density functional theory calculations and vibrational spectroscopy on iron spin-crossover compounds
Publikováno v:
Coordination Chemistry Reviews. 253:2423-2431
Iron complexes with a suitable ligand field undergo spin-crossover (SCO), which can be induced reversibly by temperature, pressure or even light. Therefore, these compounds are highly interesting candidates for optical information storage, for displa
Publikováno v:
International Journal of Quantum Chemistry. 18:355-361
The FAKE method of semiempirical molecular orbital calculation is described and illustrated for representative compounds of H, C, N, O, and F. The method is of extended Huckel type, but it includes neighbor charge effects and uses exactly calculated
Publikováno v:
Dyes and Pigments. 81:254-258
Mossbauer and X-ray fluorescence studies revealed that a number of valuable monetary units (dollars, pounds, yen, old German marks, and others) are printed using pigments which contain considerable amounts of iron. Mossbauer spectroscopy has been app