Fig. 4

Motif analysis of the identified glycosylation peptides. A Statistic analysis of the whole identified peptide length in N-glycoproteomics analysis in two experiments. B The mass error of the whole identified peptides in N-glycoproteomics analysis. C Principal Component Analysis of glycoproteins quantity. D Pearson correlation coefficient heat map of glycoproteins quantification. E Sequence logo of glycosylation motifs. F Heatmap of amino acid frequencies of the sequences flanking N-glycosylation sites