TABLE 1.

Released N-glycans identified from CHO-Spike protein.

Experimental Mass [M + Na]+	Theoretical Mass [M + Na]+	Delta Mass	Composition	Relative percentage
1136.610	1136.40	0.209	N3H3	0.56%
1257.570	1257.43	0.142	N2H5	2.04%
1282.621	1282.46	0.161	N3H3F1	0.58%
1298.591	1298.45	0.137	N3H4	0.77%
1419.630	1419.48	0.149	N2H6	1.86%
1444.633	1444.51	0.121	N3H4F1	0.79%
1460.649	1460.51	0.142	N3H5	0.71%
1485.683	1485.54	0.145	N4H3F1	1.22%
1501.680	1501.53	0.146	N4H4	1.36%
1581.713	1581.53	0.179	N2H7	0.93%
1588.703	1588.57	0.137	S(23)1-N3H4	0.37%
1647.757	1647.59	0.165	N4H4F1	4.00%
1663.759	1663.59	0.172	N4H5	7.09%
1743.668	1743.59	0.082	N2H8	1.41%
1750.754	1750.62	0.135	S(23)1-N3H5	0.62%
1791.775	1791.65	0.129	S(23)1-N4H4	0.85%
1809.834	1809.64	0.190	N4H5F1	22.89%
1825.837	1825.64	0.198	N4H6	0.77%
1850.848	1850.67	0.177	N5H4F1	0.47%
1905.804	1905.64	0.165	N2H9	0.56%
1930.790	1930.67	0.120	N3H7F1	1.78%
1937.910	1937.70	0.207	S(23)1-N4H4F1	2.21%
1953.904	1953.70	0.206	S(23)1-N4H5	4.43%
2012.927	2012.72	0.203	N5H5F1	1.38%
2028.911	2028.72	0.193	N5H6	0.88%
2099.985	2099.76	0.229	S(23)1-N4H5F1	19.53%
2115.973	2115.75	0.222	S(23)1-N4H6	0.79%
2175.009	2174.78	0.232	N5H6F1	3.39%
2244.063	2243.81	0.253	S(23)2-N4H5	0.54%
2303.057	2302.84	0.222	S(23)1-N5H5F1	0.69%
2319.111	2318.83	0.281	S(23)1-N5H6	0.65%
2378.122	2377.86	0.266	N6H6F1	0.37%
2390.136	2389.87	0.268	S(23)2-N4H5F1	3.51%
2465.166	2464.89	0.278	S(23)1-N5H6F1	2.60%
2540.199	2539.91	0.290	N6H7F1	0.79%
2593.117	2592.95	0.170	S(23)2-N5H5F1	0.27%
2609.265	2608.94	0.323	S(23)2-N5H6	0.32%
2668.270	2667.97	0.303	S(23)1-N6H6F1	0.22%
2755.329	2755.00	0.329	S(23)2-N5H6F1	2.17%
2830.358	2830.02	0.338	S(23)1-N6H7F1	0.87%
3045.463	3045.11	0.352	S(23)3-N5H6F1	0.72%
3120.504	3120.13	0.372	S(23)2-N6H7F1	0.97%
3410.492	3410.24	0.249	S(23)3-N6H7F1	0.64%
3700.758	3700.35	0.403	S(23)4-N6H7F1	0.42%