(36) "In fact, GKAP
[the Antimonopoly Committee] has never established such a critical level, and Russian courts have required that the AMCs prove the existence of monopoly power before they will find dominance." Paul Joskow, Richard Schmalensee & Natalia Tsukanova, Competition Policy in Russia During and After Privatization, BROOKINGS PAPERS: MICROECONOMICS 1994, at 336.
However, at glutamatergic synapses, neuroligin 1 binds to postsynaptic scaffolding protein PSD-95 that links to GKAP
which in turn binds Shank, and this complex may further recruit other postsynaptic proteins to the excitatory synaptic junctions (read  for a review on neuroligins).
Sheng, "Degradation of postsynaptic scaffold GKAP
and regulation of dendritic spine morphology by the TRIM3 ubiquitin ligase in rat hippocampal neurons," PloS One, vol.