The roles of RASD1 small G proteins and leptin in the activation of TRPC4 transient receptor potential channels

Jinhong Wie, Byung Joo Kim, Jongyun Myeong, Kotdaji Ha, Seung Joo Jeong, Dongki Yang, Euiyong Kim, Ju Hong Jeon, Insuk So

Research output: Contribution to journalReview articlepeer-review

6 Scopus citations

Abstract

TRPC4 is important regulators of electrical excitability in gastrointestinal myocytes, pancreatic β-cells and neurons. Much is known regarding the assembly and function of these channels including TRPC1 as a homotetramer or a heteromultimer and the roles that their interacting proteins play in controlling these events. Further, they are one of the best-studied targets of G protein-coupled receptors and growth factors in general and Gαi/o and Gαq protein coupled receptor or epidermal growth factor and leptin in particular. However, our understanding of the roles of small G proteins and leptin on TRPC4 channels is still rudimentary. We discuss potential roles for Rasd1 small G protein and leptin in channel activation in addition to their known role in cellular signaling.

Original languageEnglish
Pages (from-to)186-195
Number of pages10
JournalChannels
Volume9
Issue number4
DOIs
StatePublished - Jan 1 2015

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