Skip to main content
. Author manuscript; available in PMC: 2015 Apr 8.
Published in final edited form as: J Phys Chem B. 2014 Apr 18;118(28):7799–7805. doi: 10.1021/jp411901m

Figure 1.

Figure 1

Normalized amide I′ bands of the histidine amide in the His dipeptide measured at different pH values, as indicated. Shown in the inset is the structure of the dipeptide, where the histidine sidechain is in its π tautomer form.