The discovery, structure, and function of 5-HTR1E serotonin receptor

Abstract Serotonin (5-hydroxytryptamine, 5-HT) is a unique neurotransmitter which can regulate various biological processes by activating thirteen different receptors. These serotonin receptors are divided into seven different classes based on their structure and functions. Since these receptors co-...

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Main Authors: Vinay Kumar Sharma, Y. Peng Loh
Format: Article
Language:English
Published: BMC 2023-09-01
Series:Cell Communication and Signaling
Subjects:
Online Access:https://doi.org/10.1186/s12964-023-01195-0
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author Vinay Kumar Sharma
Y. Peng Loh
author_facet Vinay Kumar Sharma
Y. Peng Loh
author_sort Vinay Kumar Sharma
collection DOAJ
description Abstract Serotonin (5-hydroxytryptamine, 5-HT) is a unique neurotransmitter which can regulate various biological processes by activating thirteen different receptors. These serotonin receptors are divided into seven different classes based on their structure and functions. Since these receptors co-express in various tissue and cell types and share the same ligand (5-HT), it has been a challenge for the researchers to define specific pathway and separate physiological role for each of these serotonin receptors. Though the evidence of operational diversity of these receptors is continuously emerging, much work remains to be done. 5-HTR1E is a member of 5-HT1 receptor family which belongs to G-protein coupled receptors (GPCRs). Even after three decades since its discovery, 5-HTR1E remains the least explored serotonin receptor. Very high similarity with another family member (5-HTR1F) and its non-existence in mice or rats makes 5-HTR1E a difficult target to study. Despite these challenges, recent findings on the role of 5-HTR1E in neuroprotection and diseases such as cancer, have excited many researchers to explore this receptor in detail. Here, we provide the first review of 5-HTR1E, since its discovery in 1989 to 2023. We highlight the structural and functional characteristics of this important serotonin receptor in detail and propose future directions in developing 5-HTR1E as a drug target. Video Abstract
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spelling doaj.art-fb52049d44d842c7b323a27dc05e492d2023-11-26T13:49:57ZengBMCCell Communication and Signaling1478-811X2023-09-0121111110.1186/s12964-023-01195-0The discovery, structure, and function of 5-HTR1E serotonin receptorVinay Kumar Sharma0Y. Peng Loh1Section On Cellular Neurobiology, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, NICHD, NIHSection On Cellular Neurobiology, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, NICHD, NIHAbstract Serotonin (5-hydroxytryptamine, 5-HT) is a unique neurotransmitter which can regulate various biological processes by activating thirteen different receptors. These serotonin receptors are divided into seven different classes based on their structure and functions. Since these receptors co-express in various tissue and cell types and share the same ligand (5-HT), it has been a challenge for the researchers to define specific pathway and separate physiological role for each of these serotonin receptors. Though the evidence of operational diversity of these receptors is continuously emerging, much work remains to be done. 5-HTR1E is a member of 5-HT1 receptor family which belongs to G-protein coupled receptors (GPCRs). Even after three decades since its discovery, 5-HTR1E remains the least explored serotonin receptor. Very high similarity with another family member (5-HTR1F) and its non-existence in mice or rats makes 5-HTR1E a difficult target to study. Despite these challenges, recent findings on the role of 5-HTR1E in neuroprotection and diseases such as cancer, have excited many researchers to explore this receptor in detail. Here, we provide the first review of 5-HTR1E, since its discovery in 1989 to 2023. We highlight the structural and functional characteristics of this important serotonin receptor in detail and propose future directions in developing 5-HTR1E as a drug target. Video Abstracthttps://doi.org/10.1186/s12964-023-01195-05-HTR1ESerotoninGPCRG proteinsCell signaling
spellingShingle Vinay Kumar Sharma
Y. Peng Loh
The discovery, structure, and function of 5-HTR1E serotonin receptor
Cell Communication and Signaling
5-HTR1E
Serotonin
GPCR
G proteins
Cell signaling
title The discovery, structure, and function of 5-HTR1E serotonin receptor
title_full The discovery, structure, and function of 5-HTR1E serotonin receptor
title_fullStr The discovery, structure, and function of 5-HTR1E serotonin receptor
title_full_unstemmed The discovery, structure, and function of 5-HTR1E serotonin receptor
title_short The discovery, structure, and function of 5-HTR1E serotonin receptor
title_sort discovery structure and function of 5 htr1e serotonin receptor
topic 5-HTR1E
Serotonin
GPCR
G proteins
Cell signaling
url https://doi.org/10.1186/s12964-023-01195-0
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