《英文msh词典》beta Subunit,G-Protein
[入口词] beta Subunit,G-Protein
[主题词] GTP-Binding Protein beta Subunits
[英文释义] Heterotrimeric GTP-binding protein subunits that tightly associate with GTP-BINDING PROTEIN GAMMA SUBUNITS. A dimer of beta and gamma subunits is formed when the GTP-BINDING PROTEIN ALPHA SUBUNIT dissociates from the GTP-binding protein heterotrimeric complex. The beta-gamma dimer can play an important role in signal transduction by interacting with a variety of second messengers.