Figure 1.
Top-down ECD spectrum of the reduced/alkylated and aged β2M in 14+ charge state, shown in four segments for clarity. The cleavage map is shown on top of the spectrum. The inset shows the N-terminal diagnostic ion for isoAsp17.
Top-down ECD spectrum of the reduced/alkylated and aged β2M in 14+ charge state, shown in four segments for clarity. The cleavage map is shown on top of the spectrum. The inset shows the N-terminal diagnostic ion for isoAsp17.