Journal of Amino Acids / 2012 / Article / Fig 1

Research Article

Correlation of TrpGly and GlyTrp Rotamer Structure with W7 and W10 UV Resonance Raman Modes and Fluorescence Emission Shifts

Figure 1

UVRR (229 nm excitation) results for tryptophan and glycine dipeptides in the anionic and zwitterionic state from 600–1800 cm−1: (a) TrpGly (bold line) and GlyTrp (solid line) at pH 5.5, (b) L-tryptophan in deionized water, and (c) TrpGly (bold line) and GlyTrp (solid line) at pH 9.3.
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