Table 4. Characterization of molecular mass distribution of HMG from LC/MS.
MW of observed peaksa | Increment to the theoretical MW | Predicted number of mannose residues |
85195.3±6D | 0 | 0 |
85357.2±6D | 162.2D | 1 |
85519.8±6D | 324.3D | 2 |
85682.1±6D | 586.5D | 3 |
85844.3±6D | 648.7D | 4 |
a: A deviation of ± 6D was set.