Table 1. Number of Identified N-Glycopeptides Species, Number of Different Peptide Sequences, and Number of Different Glycans for the Various Search Engines^a.

	Byonic	pGlyco peptide	pGlyco glycan	pGlyco total	Glyco-Quest	Combined number from the four search engine resultsc
# of N-glycopeptide species identified from all runs	280		242		244
# of N-glycopeptide species considered in CE study	270	104	130	96	190	465
# of N-glycopeptide structures considered in CE study	169	76	92		128	184
# of different peptide sequences	58	28	33	26	56b	70
# of different glycans	38	24	27	24	26	39

^aResults are combined for the standards, HeLa, and blood plasma samples.

^bGlycoQuest search engine reported peptide masses which were correlated to peptide sequences identified by Byonic and/or pGlyco.

^cWithout the repeated appearance of a component.