Determination of Multiple Torsion-Angle Constraints in U−13C,15N-Labeled Peptides:  3D1H−15N−13C−1H Dipolar Chemical Shift NMR Spectroscopy in Rotating Solids

2002 ◽  
Vol 124 (40) ◽  
pp. 11908-11922 ◽  
Author(s):  
Chad M. Rienstra ◽  
Morten Hohwy ◽  
Leonard J. Mueller ◽  
Christopher P. Jaroniec ◽  
Bernd Reif ◽  
...  

2012 ◽  
Vol 116 (24) ◽  
pp. 7181-7189 ◽  
Author(s):  
Manoj Kumar Pandey ◽  
Subramanian Vivekanandan ◽  
Shivani Ahuja ◽  
Kumar Pichumani ◽  
Sang-Choul Im ◽  
...  




2010 ◽  
Vol 12 (45) ◽  
pp. 14873 ◽  
Author(s):  
Guangjin Hou ◽  
Sivakumar Paramasivam ◽  
In-Ja L. Byeon ◽  
Angela M. Gronenborn ◽  
Tatyana Polenova


1992 ◽  
Vol 47 (7) ◽  
pp. 1034-1036 ◽  
Author(s):  
Bernhard Koppenhoefer ◽  
Michael Hummel

Enantiomers of N-trifluoroacetyl-amino acid methyl esters in CC14 solution, after addition of the chiral polysiloxane (L)-Chirasil-Val, display a chemical shift nonequivalence ΔΔδ in both 1H NMR and 19F NMR spectroscopy. The effects found for the leucine and valine derivatives can be correlated with the thermodynamic parameters of interaction in the undiluted system, as determined by gas chromatography. In CDC13 solution, no peak splitting was observed. The method is potentially useful for the determination of the enantiomeric purity of substrates of low volatility.



2003 ◽  
Vol 377 (3-4) ◽  
pp. 426-432 ◽  
Author(s):  
Tania Giavani ◽  
Henrik Bildsøe ◽  
Jørgen Skibsted ◽  
Hans J. Jakobsen




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