Recombinant Human Galanin protein

Supplementary information

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

Galanin also known as the galanin peptide is a neuropeptide that plays a role in various physiological processes. It has a molecular mass of approximately 3 kDa and is expressed widely throughout the central and peripheral nervous systems. Galanin is extensively distributed in the brain spinal cord and gut indicating its involvement in multiple neural functions.

Biological function summary

Galanin influences neurotransmitter release and modulates synaptic transmission. It often forms part of a receptor complex with galanin receptors GALR1 GALR2 and GALR3 which mediate its effects. Galanin exerts diverse actions including regulation of mood feeding behavior and modulation of nociception. These broad biological roles highlight its importance in maintaining homeostasis.

Pathways

Galanin takes part in the regulation of several key signaling pathways such as the MAPK/ERK and the cAMP-PKA pathways. It interacts with other neuropeptides and its activity can modulate the action of neurotransmitters like norepinephrine and serotonin which influence mood and stress response. These pathways reveal its integrative role in neurophysiological regulation and its connection with multiple proteins.

Galanin is linked with conditions such as depression and epilepsy. Changes in galanin expression have been observed in depressive disorders where it may interact with serotonin transporter proteins affecting mood regulation. In epilepsy galanin has a potential role in reducing seizure susceptibility possibly in relation to its interaction with the gamma-aminobutyric acid (GABA) system. Understanding these associations aids in exploring galanin as a potential therapeutic target.