Coherent 2D IR techniques with various pulse sequences and polarization conditions reveal new spectral features associated with multiple conformations of acetylproline-NH2. We illustrate distinct spectral signatures of α- and 310-helical conformations for an 8-unit peptide.
© 2004 Optical Society of America
N. Ge, D. Karaiskaj, S. Sul, and Y. Jiang, "Structures and dynamics of small peptides by coherent two-dimensional infrared spectroscopy," in 14th International Conference on Ultrafast Phenomena, Technical Digest (CD) (Optical Society of America, 2004), paper TuB3.
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