. Author manuscript; available in PMC: 2022 Apr 5.

Published in final edited form as: Int J Mass Spectrom. 2021 Aug 28;469:116688. doi: 10.1016/j.ijms.2021.116688

Table 1.

Glycans observed from deglycosylated IgG mixtures as detected by DPS-MS

Composition	Symbol	Ion	Theoretical m/z	Measured m/z	Mass error (ppm)
HexNAc(1)		[M+Na]⁺	244.07916	244.07900	−0.655525035
HexNAc(2)		[M+Na]⁺	447.15853	447.15829	−0.536722401
HexNAc(1)Fuc(1)		[M+Na]⁺	390.13707	390.13683	−0.615168407
HexNAc(2)Fuc(1)		[M+Na]⁺	593.21644	593.21669	0.421431341
HexNAc(2)Hex(3)		[M+Na]⁺	933.31700	933.31629	−0.760727598
HexNAc(2)Hex(3)Fuc(1)		[M+Na]⁺	1079.37491	1079.37398	−0.8616098
HexNAc(2)Hex(4)		[M+Na]⁺	1095.36982	1095.36899	−0.757734954
HexNAc(2)Hex(5)	M5	[M+Na]⁺	1257.42265	1257.42253	−0.095433306
HexNAc(2)Hex(6)	M6	[M+Na]⁺	1419.47547	1419.47305	−1.704855104
HexNAc(3)Hex(3)	G0-N	[M+Na]⁺	1136.39637	1136.39585	−0.457586819
HexNAc(3)Hex(3)Fuc(1)	G0F-N	[M+Na]⁺	1282.45428	1282.45428	0
HexNAc(3)Hex(4)		[M+Na]⁺	1298.44920	1298.44998	0.600716609
HexNAc(3)Hex(4)Fuc(1)	G1F-N	[M+Na]⁺	1444.50711	1444.50511	−1.384555317
HexNAc(3)Hex(6)		[M+Na]⁺	1622.55484	1622.55640	0.961446702
HexNAc(4)Hex(3)	G0	[M+Na]⁺	1339.47575	1339.47436	−1.037719421
HexNAc(4)Hex(3)Fuc(1)	G0F	[M+Na]⁺	1485.53365	1485.53188	−1.191491017
HexNAc(4)Hex(4)	G1	[M+Na]⁺	1501.52857	1501.52669	−1.252057428
HexNAc(4)Hex(4)Fuc(1)	G1F	[M+Na]⁺	1647.58648	1647.58462	−1.128924049
HexNAc(4)Hex(5)	G2	[M+Na]⁺	1663.58139	1663.58245	0.637179525
HexNAc(4)Hex(5)Fuc(1)	G2F	[M+Na]⁺	1809.63930	1809.63772	−0.87310217
HexNAc(4)Hex(6)Fuc(1)	G2FGal1	[M+Na]⁺	1971.69212	1971.69410	1.004213579
HexNAc(5)Hex(4)Fuc(1)	G1FB	[M+Na]⁺	1850.66585	1850.66458	−0.686239496
HexNAc(5)Hex(5)Fuc(1)		[M+Na]⁺	2012.71867	2012.71727	−0.695576595
HexNAc(4)Hex(4)Fuc(1)NeuAc(1)	G1S1F	[M+2H]²⁺	949.84833	949.84898	0.68431978
HexNAc(4)Hex(5)Fuc(1)NeuAc(1)	G2S1F	[M+2H]²⁺	1030.87474	1030.87275	−1.93039942
HexNAc(4)Hex(5)Fuc(0)NeuAc(2)	G2S2	[M+2H]²⁺	1103.39350	1103.39495	1.314127734