Diagram illustrating current approaches used to investigate the role of phosphorylation in sperm function.
3D IT: Three-dimensional ion trap mass spectrometer; CID: Collisionally induced dissociation; ETD: Electron transfer dissociation; IMAC: Immobilized metal ion affinity chromatography; LIT: Linear ion trap mass spectrometer; MS: Mass spectrometry; SDS-PAGE: Sodium dodecyl sulfate polyacrylamide gel electrophoresis; Q-TOF: Quadrupole time-of-flight mass spectrometer.
Data taken from [28,41,43,44].