The conformational locking of asparagine

被引:52
作者
Cabezas, Carlos [1 ]
Varela, Marcelino [1 ]
Pena, Isabel [1 ]
Mata, Santiago [1 ]
Lopez, Juan C. [1 ]
Alonso, Jose L. [1 ]
机构
[1] Univ Valladolid, GEM, Area Quim Fis, Labs Espect & Bioespect, E-47005 Valladolid, Spain
关键词
GAS-PHASE; ROTATIONAL SPECTRUM; SHAPE; CONFORMERS;
D O I
10.1039/c2cc32109b
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
One dominant structure has been identified analysing the rotational spectrum of asparagine in sharp contrast with the multiconformational behaviour for other amino acids with polar side chains. This locking of the conformational variety to a single conformer has been ascribed to an intramolecular hydrogen bonding network involving alpha-amine, alpha-carboxylic and amide groups.
引用
收藏
页码:5934 / 5936
页数:3
相关论文
共 30 条
[1]   Seven conformers of L-threonine in the gas phase: a LA-MB-FTMW study [J].
Alonso, Jose L. ;
Perez, Cristobal ;
Sanz, M. Eugenia ;
Lopez, Juan C. ;
Blanco, Susana .
PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 2009, 11 (04) :617-627
[2]   Jet-cooled rotational spectrum of laser-ablated 1,3,5-trithiane [J].
Antolínez, S ;
Lesarri, A ;
Mata, S ;
Blanco, S ;
López, JC ;
Alonso, JL .
JOURNAL OF MOLECULAR STRUCTURE, 2002, 612 (2-3) :125-131
[3]   The gas-phase structure of alanine [J].
Blanco, S ;
Lesarri, A ;
López, JC ;
Alonso, JL .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2004, 126 (37) :11675-11683
[4]   Revealing the multiple structures of serine [J].
Blanco, Susana ;
Sanz, M. Eugenia ;
Lopez, Juan C. ;
Alonso, Jose L. .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2007, 104 (51) :20183-20188
[5]   Microsolvation of formamide:: A rotational study [J].
Blanco, Susana ;
Lopez, Juan C. ;
Lesarri, Alberto ;
Alonso, Jose L. .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2006, 128 (37) :12111-12121
[6]  
Boeckx B., J BIOPHYS C IN PRESS, DOI [10.1016/j.bpc.2012.03.006, DOI 10.1016/J.BPC.2012.03.006]
[7]   INFRARED AND RAMAN-SPECTRA OF L-ASPARAGINE AND L-ASPARAGINE-D(5) IN THE SOLID-STATE [J].
CASADO, J ;
NAVARRETE, JTL ;
RAMIREZ, FJ .
JOURNAL OF RAMAN SPECTROSCOPY, 1995, 26 (11) :1003-1008
[8]   Ab initio studies of gasphase asparagine conformers [J].
Chen, ML ;
Huang, ZJ ;
Lin, ZJ .
JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM, 2005, 719 (1-3) :153-158
[9]   The shape of leucine in the gas phase [J].
Cocinero, Emilio J. ;
Lesarri, Alberto ;
Grabow, Jens-Uwe ;
Lopez, Juan C. ;
Alonso, Jose L. .
CHEMPHYSCHEM, 2007, 8 (04) :599-604
[10]   The shape of neutral sarcosine in gas phase [J].
Cocinero, Emilio J. ;
Villanueva, Pablo ;
Lesarri, Alberto ;
Sanz, M. Eugenia ;
Blanco, Susana ;
Mata, Santiago ;
Lopez, Juan C. ;
Alonso, Jose L. .
CHEMICAL PHYSICS LETTERS, 2007, 435 (4-6) :336-341