Figure 4From: Functional phosphoproteomic profiling of phosphorylation sites in membrane fractions of salt-stressed Arabidopsis thaliana MS/MS profile of phosphorylated peptide AtMPKK2. MS/MS spectrum of AtMPKK2 phosphorylation site (IISQLEPEVLpSPIKPADDQLSLSDLDMVK).Back to article page