Table 3. α2-AP cleavage site determined by ESI-FTMS.
m/z determined | m/z theoretical | Charge state (z) | Deviation (ppm) | Sequence | Position |
884.9507 | 884.9512 | 6 | −1 | 442REL-KEQ447 | C-terminal extension |
758.6725 | 758.6736 | 7 | −1 | 442REL-KEQ447 | C-terminal extension |
663.9624 | 663.9653 | 8 | −4 | 442REL-KEQ447 | C-terminal extension |
Given are masses of the large α2-AP fragment as determined by nanospray ESI-FTMS.