%0 Journal Article %T Affinity Purification-Mass Spectroscopy (AP-MS) and Co-Immunoprecipitation (Co-IP) Technique to Study Protein-Protein Interactions. %A Gnanasekaran P %A Pappu HR %J Methods Mol Biol %V 2690 %N 0 %D 2023 %M 37450138 暂无%R 10.1007/978-1-0716-3327-4_7 %X Affinity purification-Mass spectroscopy (AP-MS) is a biochemical technique to identify the novel protein-protein interaction that occurs in the most relevant physiological conditions, whereas co-immunoprecipitation (Co-IP) is used to study the interaction between two known protein partners that are expressed in the native physiological conditions. Both AP-MS and Co-IP techniques are based on the ability of the interacting partners to pull-down with protein of interest. In this chapter, we have explained the AP-MS and Co-IP methods to study protein-protein interactions in the plant cells.