apelin receptor peptide ligand binding ligands binding - Apelin peptide Apelin is a peptide hormone that binds to a class A GPCR Unraveling the Apelin Receptor Peptide Ligand Binding: A Deep Dive

Apelingene The intricate world of molecular interactions is crucial for understanding biological processes, and the apelin receptor peptide ligand binding is a prime example of this complexity. This article delves into the fundamental aspects of how peptide ligands interact with the apelin receptor, exploring the structural nuances, functional consequences, and therapeutic implications. Drawing upon a wealth of research, we aim to provide a comprehensive overview grounded in scientific evidence, aligning with E-E-A-T principles and entity-based SEO作者：O Vu·2021·被引用次数：19—To date, evidence shows that the relatedligands bindingto the samereceptoror the sameligand bindingto two differentreceptorscan adopt different bound ....

At the heart of this interaction lies the apelin receptor (also known as APJ or APLNR), a G protein-coupled receptor (GPCR) that plays a pivotal role in various physiological functions.Expanding the apelin receptor pharmacological toolbox ... This receptor is activated by a family of endogenous peptide ligands, primarily apelin and Elabela (also referred to as Toddler). These peptides are derived from a common precursor and are widely expressed throughout the human body, highlighting their systemic importance.作者：TL Williams·2024·被引用次数：7—We describe a structural and functional study of the G protein-coupledapelin receptor, which binds two endogenouspeptide ligands,apelinand Elabela/Toddler ... Research by Williams et alBS16 A novel fluorescent apelin ligand tracks .... (2024) has focused on the structural and functional determination of how these peptide ligands interact with the apelin receptor, providing critical insights into the ligand binding mechanismTheLigandEfficiency chart plotsBindingEfficiency Index (BEI) against Surface Efficiency Index (SEI), where: SEI = (-log10(Standard Value*10^-9))*100/PSA ....

The binding of apelin to its receptor elicits a cascade of downstream signaling events, leading to diverse physiological effects. For instance, apelin is recognized as one of the most potent stimulators of cardiac contractility and plays a significant role in regulating blood pressure and blood flowApelin receptor binds to apelin(Sus scrofa) · Bombesin-like receptors bind bombesin homologues (Sus scrofa) · C5AR2 binds anaphylatoxins and thier desArginated .... Furthermore, it acts as a potent angiogenic factor, essential for normal vascular developmentOn Methods for the Measurement of the Apelin Receptor .... Chapman et alApelin receptor variants show significant differences in .... (2014) extensively reviewed the physiology, pathology, and cell signaling associated with the apelin receptor, underscoring its broad physiological impact.作者：Y Jiang·2021·被引用次数：35—Apelin and Elabela are endogenous peptide ligandsfor Apelin receptor (APJ), a widely expressed G protein-coupled receptor. They constitute a spatiotemporal ...

Understanding the precise nature of receptor binding affinity is paramount for developing effective therapeutic strategies. Studies have investigated the structural basis of this interaction, revealing that the peptide agonist can adopt specific conformations within the ligand binding pocket. For example, Ma et al作者：K Kuba·2019·被引用次数：102—Apelin is an endogenous peptide ligandfor the G protein-coupled receptor APJ/AGTRL1/APLNR and is widely expressed throughout human body.. (2017) elucidated the structural basis for apelin control of the human apelin receptor, demonstrating a curved two-site ligand binding mode adopted by the peptide agonist作者：S Murali·2023·被引用次数：22—Apelin receptor (APJR) is aclass A peptide (apelin) bindingG protein-coupled receptor (GPCR) that plays a significant role in regulating blood pressure.. This detailed structural information is invaluable for designing novel apelin receptor agonists and antagonists with improved specificity and efficacy.作者：Y Ma·2017·被引用次数：160—The structure reveals that thepeptideagonist adopts a lactam constrained curved two-siteligand bindingmode. Combined with mutation analysis ...

The apelin family of peptides exhibits variations in their length and structure, with Apelin-13 being a particularly well-studied and potent member.Chris de Graaf's Post Fan et al. (2003) observed a crucial correlation between receptor binding affinity and cell-cell fusion inhibitory activity for Apelin-13. Further research by Murza et al.作者：A Murza·2015·被引用次数：64—To better understand the role of its C-terminal Phe(13) residue onligand binding,receptorsignaling, and hypotension, we report a series of modified analogues ... (2015) and Read et al. (2020) delved into the impact of C-terminal modifications of apelin-13 on ligand binding, receptor signaling, and physiological outcomes like hypotension.Apelin receptor | Introduction These studies emphasize that even subtle alterations in peptide structure can significantly influence binding and subsequent biological responsesStructural and functional determination of peptide versus ....

Beyond apelin, Elabela has emerged as another critical endogenous ligand for the apelin receptor. The co-existence of apelin and Elabela as endogenous peptide ligands for the apelin receptor highlights the nuanced regulation of this signaling pathway. Kuba et al. (2019) provided insights into Apelin and Elabela as dual ligands for APJ, emphasizing their widespread expression and importance.作者：P Janssens·2022·被引用次数：10—It is part of the apelinergic system (AS) that consists of two highly conservedpeptide ligands,apelinand apela, and a G-protein-coupled ... Williams et al. (2024) have also contributed to understanding the structural and functional differences between peptide and small molecule ligands interacting with the apelin receptor.Abstract We describe a structural and functional study of theapelin receptor, a G protein-coupledreceptor(GPCR) that binds two endogenouspeptide ligands...

The therapeutic potential of targeting the apelin receptor system is substantial. Wagenaar et alStructural and functional determination of peptide versus .... (2025) highlighted the potential of APJ agonists in treating a range of conditions, including cardiovascular, renal, pulmonary, and metabolic diseases, as well as viral infections. The development of apelin receptor agonists is an active area of research, aiming to harness the beneficial effects of the apelinergic system for therapeutic benefit.作者：P Janssens·2022·被引用次数：10—It is part of the apelinergic system (AS) that consists of two highly conservedpeptide ligands,apelinand apela, and a G-protein-coupled ...

In summary, the apelin receptor peptide ligand binding is a complex yet vital process governed by the precise molecular interactions between endogenous peptides like apelin and Elabela and their cognate receptor. Ongoing research, employing advanced structural biology techniques and functional assays, continues to unravel the intricacies of this ligand binding phenomenon作者：T Williams·2024·被引用次数：7—We describe a structural and functional study of the G protein-coupledapelin receptor, which binds two endogenouspeptide ligands,apelinand Elabela/Toddler .... This deep understanding is crucial for advancing our knowledge of physiological regulation and for the development of novel therapeutic interventions targeting the apelinergic system作者：S Murali·2023·被引用次数：22—Apelin receptor (APJR) is aclass A peptide (apelin) bindingG protein-coupled receptor (GPCR) that plays a significant role in regulating blood pressure.. The identification of apelin as the endogenous ligand for the APJ receptor by De Falco et al. (2004) marked a significant milestone, paving the way for the extensive research that followed. The exploration of apelin receptor variants and their differing peptide ligand binding characteristics (as noted in various studies) further underscores the complexity and fine-tuning of this signaling pathwayApelin peptideshave been discovered to be a family ofpeptidesof different sizes that is derived from the N-terminus of a 77 amino acid precursorpeptide....