Table 2.

ESI-mass spectrometry data of peptides.

Peptide	Mcalc	[M + 2H]2+	[M + 3H]3+	[M + 4H]4+	[M + 5H]5+	[M + 6H]6+	[M + 7H]7+	[M + 8H]8+
CD4-M1	5977.72			1494.9	1196.0	996.8	854.3	748.1
CD4-M2	5979.83			1495.9	1197.4	997.7	855.3	748.6
CD4-M3	5733.51			1433.5	1147.1	956.2
CD4-M4	2550.0	1275.7	851.0	638.3	510.8
CD4-M5	2896.4	1448.4	966.1	725.1	580.2
CD4-M6	2707.14	1354.6	903.4	677.8	542.9
CD4-M7	2896.4	1448.6	966.3	725.1	580.4