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. Author manuscript; available in PMC: 2017 Jul 19.
Published in final edited form as: Anal Chem. 2016 Jun 24;88(14):7091–7100. doi: 10.1021/acs.analchem.6b00963

Table 1.

MRM Transitions Used to Monitor Glycopeptides

Compound Namea Precursor Ion (m/z) Product Ion (m/z) Collision Energy (eV) Retention Time (min) Delta Retention Timeb (min) Structures
3.2.0.0.0_IgG1 694.6 204.1 15 2.6 1 graphic file with name nihms797837t1.jpg
3.2.1.0.0_IgG1 743.3 204.1 16 2.6 1 graphic file with name nihms797837t2.jpg
3.3.0.0.0_IgG1 762.3 204.1 16 2.6 1 graphic file with name nihms797837t3.jpg
3.3.1.0.0_IgG1 811.0 204.1 17 2.6 1 graphic file with name nihms797837t4.jpg
3.4.0.0.0_IgG1 830.0 204.1 18 2.6 1 graphic file with name nihms797837t5.jpg
a

3.2.0.0.0_IgG1 indicates 3 Hexose; 2 HexNAc; 0 Fucose; 0 N-Acetylneuraminic acid; 0 N-Glycolylneuraminic acid from IgG1.

b

Dynamic MRM was used. Delta retention time is the retention time window for the target transition.