Transmembrane adaptor protein PAG/CBP is involved in both positive and negative regulation of mast cell signaling. Draberova L, Bugajev V, Potuckova L, et al. Transmembrane adaptor protein PAG/CBP is involved in both positive and negative regulation of mast cell signaling. Mol Cell Biol. 2014;34(23):4285-300. doi:10.1128/MCB.00983-14 Read more