Post-Translational Modifications, PTMs, Identified in HeLa
(A) Sequence logo plots of major PTMs identified in HeLa without specific enrichment.
(B) Correlation between protein abundance and phosphorylation site stoichiometry.
(C) Kinase motif enrichment analysis of four sub-clusters found by comparison of phosphorylation site stoichiometry and their corresponding protein abundance.
(D) Boxplot analysis of citations associated with phosphorylation sites in the four sub-clusters.