Molecular Docking and Dynamic Simulation of AZD3293 and Solanezumab Effects Against BACE1 to Treat Alzheimer's Disease

The design of novel inhibitors to target BACE1 with reduced cytotoxicity effects is a promising approach to treat Alzheimer's disease (AD). Multiple clinical drugs and antibodies such as AZD3293 and Solanezumab are being tested to investigate their therapeutical potential against AD. The curren...

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Main Authors: Mubashir Hassan, Saba Shahzadi, Sung Y. Seo, Hany Alashwal, Nazar Zaki, Ahmed A. Moustafa
Format: Article
Language:English
Published: Frontiers Media S.A. 2018-06-01
Series:Frontiers in Computational Neuroscience
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fncom.2018.00034/full
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author Mubashir Hassan
Saba Shahzadi
Saba Shahzadi
Sung Y. Seo
Hany Alashwal
Nazar Zaki
Ahmed A. Moustafa
author_facet Mubashir Hassan
Saba Shahzadi
Saba Shahzadi
Sung Y. Seo
Hany Alashwal
Nazar Zaki
Ahmed A. Moustafa
author_sort Mubashir Hassan
collection DOAJ
description The design of novel inhibitors to target BACE1 with reduced cytotoxicity effects is a promising approach to treat Alzheimer's disease (AD). Multiple clinical drugs and antibodies such as AZD3293 and Solanezumab are being tested to investigate their therapeutical potential against AD. The current study explores the binding pattern of AZD3293 and Solanezumab against their target proteins such as β-secretase (BACE1) and mid-region amyloid-beta (Aβ) (PDBIDs: 2ZHV & 4XXD), respectively using molecular docking and dynamic simulation (MD) approaches. The molecular docking results show that AZD3293 binds within the active region of BACE1 by forming hydrogen bonds against Asp32 and Lys107 with distances 2.95 and 2.68 Å, respectively. However, the heavy chain of Solanezumab interacts with Lys16 and Asp23 of amyloid beta having bond length 2.82, 2.78, and 3.00 Å, respectively. The dynamic cross correlations and normal mode analyses show that BACE1 depicted good residual correlated motions and fluctuations, as compared to Solanezumab. Using MD, the Root Mean Square Deviation and Fluctuation (RMSD/F) graphs show that AZD3293 residual fluctuations and RMSD value (0.2 nm) was much better compared to Solanezumab (0.7 nm). Moreover, the radius of gyration (Rg) results also depicts the significance of AZD3293 docked complex compared to Solanezumab through residual compactness. Our comparative results show that AZD3293 is a better therapeutic agent for treating AD than Solanezumab.
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spelling doaj.art-c2a0798d76314d40935052a51b2b2a092022-12-22T00:28:38ZengFrontiers Media S.A.Frontiers in Computational Neuroscience1662-51882018-06-011210.3389/fncom.2018.00034330017Molecular Docking and Dynamic Simulation of AZD3293 and Solanezumab Effects Against BACE1 to Treat Alzheimer's DiseaseMubashir Hassan0Saba Shahzadi1Saba Shahzadi2Sung Y. Seo3Hany Alashwal4Nazar Zaki5Ahmed A. Moustafa6College of Natural Science, Department of Biological Sciences, Kongju National University, Gongju, South KoreaInstitute of Molecular Science and Bioinformatics, Lahore, PakistanDepartment of Bioinformatics, Virtual University Davis Road, Lahore, PakistanCollege of Natural Science, Department of Biological Sciences, Kongju National University, Gongju, South KoreaCollege of Information Technology, United Arab Emirates University, Al-Ain, United Arab EmiratesCollege of Information Technology, United Arab Emirates University, Al-Ain, United Arab EmiratesSchool of Social Sciences and Psychology, MARCS Institute for Brain and Behaviour, Western Sydney University, Sydney, NSW, AustraliaThe design of novel inhibitors to target BACE1 with reduced cytotoxicity effects is a promising approach to treat Alzheimer's disease (AD). Multiple clinical drugs and antibodies such as AZD3293 and Solanezumab are being tested to investigate their therapeutical potential against AD. The current study explores the binding pattern of AZD3293 and Solanezumab against their target proteins such as β-secretase (BACE1) and mid-region amyloid-beta (Aβ) (PDBIDs: 2ZHV & 4XXD), respectively using molecular docking and dynamic simulation (MD) approaches. The molecular docking results show that AZD3293 binds within the active region of BACE1 by forming hydrogen bonds against Asp32 and Lys107 with distances 2.95 and 2.68 Å, respectively. However, the heavy chain of Solanezumab interacts with Lys16 and Asp23 of amyloid beta having bond length 2.82, 2.78, and 3.00 Å, respectively. The dynamic cross correlations and normal mode analyses show that BACE1 depicted good residual correlated motions and fluctuations, as compared to Solanezumab. Using MD, the Root Mean Square Deviation and Fluctuation (RMSD/F) graphs show that AZD3293 residual fluctuations and RMSD value (0.2 nm) was much better compared to Solanezumab (0.7 nm). Moreover, the radius of gyration (Rg) results also depicts the significance of AZD3293 docked complex compared to Solanezumab through residual compactness. Our comparative results show that AZD3293 is a better therapeutic agent for treating AD than Solanezumab.https://www.frontiersin.org/article/10.3389/fncom.2018.00034/fullAlzheimer's diseasecomputational modelingdynamic simulationAZD3293solanezumab
spellingShingle Mubashir Hassan
Saba Shahzadi
Saba Shahzadi
Sung Y. Seo
Hany Alashwal
Nazar Zaki
Ahmed A. Moustafa
Molecular Docking and Dynamic Simulation of AZD3293 and Solanezumab Effects Against BACE1 to Treat Alzheimer's Disease
Frontiers in Computational Neuroscience
Alzheimer's disease
computational modeling
dynamic simulation
AZD3293
solanezumab
title Molecular Docking and Dynamic Simulation of AZD3293 and Solanezumab Effects Against BACE1 to Treat Alzheimer's Disease
title_full Molecular Docking and Dynamic Simulation of AZD3293 and Solanezumab Effects Against BACE1 to Treat Alzheimer's Disease
title_fullStr Molecular Docking and Dynamic Simulation of AZD3293 and Solanezumab Effects Against BACE1 to Treat Alzheimer's Disease
title_full_unstemmed Molecular Docking and Dynamic Simulation of AZD3293 and Solanezumab Effects Against BACE1 to Treat Alzheimer's Disease
title_short Molecular Docking and Dynamic Simulation of AZD3293 and Solanezumab Effects Against BACE1 to Treat Alzheimer's Disease
title_sort molecular docking and dynamic simulation of azd3293 and solanezumab effects against bace1 to treat alzheimer s disease
topic Alzheimer's disease
computational modeling
dynamic simulation
AZD3293
solanezumab
url https://www.frontiersin.org/article/10.3389/fncom.2018.00034/full
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