BK channel diagram (IMAGE)

Okinawa Institute of Science and Technology (OIST) Graduate University

BK channel diagram

Caption

When calcium ions binds to the BK channel, it activates and opens, allowing the flow of potassium ions across the membrane. It plays an essential role in repolarization, restoring the balance of charged ions to support rapid, precise signal transmission in brain cells.

Credit

Hepburn et al., Comms. Biol., 2026, DOI 10.1038/s42003-026-11127-6

Usage Restrictions

Credit must be given to the creator.

License

CC BY

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.