Olsen et al., Sci Signal 0000, 0(000):ra0  Shows Cortactin S000 phosphorylation in mitotic cells  0\) Rinschen et al., PNAS 0000, 000: 0000-0  Shows Cortactin S000 phosphorylation in mpkCCD renal cells  0\) Wisniewski et al., J Proteome Res 0000, 0:0000-0  Shows Cortactin S000 phosphorylation in mouse brain  0\) Klammer et al., Mol Cell Proteomics 0000, 00: 000-00  Shows Cortactin S000 phosphorylation in breast tumors  0\) Bian et al., J Proteomics 0000, 00: 000-00  Shows Cortactin S000 phosphorylation in human liver  0\) Mertins et al., Mol Cell Proteomics 00: 0000-000  Show Cortactin S000, S000 and S000 phosphorylation in ovarian and breast xenograft tissues  0\) Mertins et al., Nature 0000, 000: 00-00  Shows Cortactin S000 and S000 phosphorylation in breast cancer  These references are now discussed in our revised manuscript.  