Fig. 2From: Enhanced differentiation of isomeric RNA modifications by reducing the size of ions in ion mobility mass spectrometric measurementsa Molecular structure of m1A and m6A, and their corresponding extracted ion mobility spectra which were acquired by using the standard IM method. b Molecular structure of m1a and m6a, and their corresponding extracted ion mobility spectra which were acquired by using the SRI method. A, adenosine; a, adenineBack to article page