PICK1 overexpression 293T lysate (whole cell)

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

PICK1 or Protein Interacting with C Kinase 1 is a protein that plays a significant role in cellular processes. With a molecular mass of approximately 47 kDa PICK1 is well known for its ability to bind to proteins through its PDZ domain. You can find PICK1 expressed highly in the brain but it is also present in other tissues like the pancreas and testes. This makes it an important target for understanding various cellular interactions and functions related to protein trafficking.

Biological function summary

PICK1 is known for its role in modulating the trafficking and synaptic targeting of AMPA receptors which are essential for synaptic plasticity and memory formation. It operates as part of a protein complex that influences the receptor's presence at the synaptic membrane. PICK1 binds with proteins like GluA2 subunit of AMPA receptors which allows it to regulate receptor internalization and surface expression impacting synaptic signaling and plasticity.

Pathways

PICK1 interacts within the glutamatergic signaling and insulin secretion pathways. In the glutamatergic signaling pathway it contributes to the regulation of synaptic strength by linking with other proteins such as protein kinase C (PKC) to facilitate synapse dynamics. In insulin secretion PICK1 partners with proteins like the insulin granule docking machinery to regulate insulin release in response to glucose.

Research has linked PICK1 function with conditions like schizophrenia and diabetes. PICK1's regulatory influence on AMPA receptors involves interactions with proteins such as protein kinase C which researchers have associated with synaptic abnormalities seen in schizophrenia. Regarding diabetes PICK1's role in insulin secretion connects it to the disease through the regulation of proteins involved in insulin granule dynamics. Understanding these connections aids in developing potential therapeutic strategies for these disorders.