2-(Chloromethyl)-3-phenylquinazolin-4(3H)-ones as potent anticancer agents; cytotoxicity, molecular docking and in silico studies

Author(s):  
Leila Emami ◽  
Zeinab Faghih ◽  
Soghra Khabnadideh ◽  
Zahra Rezaei ◽  
Razieh Sabet ◽  
...  
Author(s):  
Jyoti Dandriyal ◽  
Kamalpreet Kaur ◽  
Vikas Jaitak

Background: Coumarin is a fused ring system and possesses enormous capability of targeting various receptors participating in cancer pathway. Coumarin and its derivatives were found to exhibit very rare toxicity and other side effects. It has been found its immense anticancer potential depends on the nature of group present and its pattern of substitution on the basic nucleus. Objectives: Synthesis of C-4 substituted coumarin derivatives and to study their molecular interactions with ERα for anticancer activity for Breast Cancer. Method: C-4 substituted coumarins analogues (1-10) have been synthesized using conventional heating and microwave irradiation. Using Schrodinger software molecular modeling studies were carried out and ADME properties of the compounds were predicted. Results: All the synthesized compounds have shown better G-Score (-6.87 to -8.43 kcal/mol) as compared to the standard drug tamoxifen (-5.28kcal/mol) and auraptene (-3.89kcal/mol). Molecular docking suggests that all compounds fit in the active site of protein as they have the same hydrophobic pocket as standard drug tamoxifen, and have an acceptable range of ADME properties. Conclusion: Microwave-assisted synthesis showed better results as compared to conventional heating. In-silico studies revealed that all the compounds befit in the active site of protein. ADME properties showed that all compounds are in allowable limits for human oral absorption. In future, there is a possibility of in-vitro and in-vivo studies of the synthesized compounds.


2020 ◽  
Vol 15 (2) ◽  
pp. 154-164 ◽  
Author(s):  
Ijaz Muhammad ◽  
Noor Rahman ◽  
Gul E. Nayab ◽  
Sadaf Niaz ◽  
Mohibullah Shah ◽  
...  

Background: Cancer is characterized by overexpression of p53 associated proteins, which down-regulate P53 signaling pathway. In cancer therapy, p53 activity can be restored by inhibiting the interaction of MDMX (2N0W) and MDM2 (4JGR) proteins with P53 protein. Objective: In the current, study in silico approaches were adapted to use a natural product as a source of cancer therapy. Methods: In the current study in silico approaches were adapted to use a natural product as a source of cancer therapy. For in silico studies, Chemdraw and Molecular Operating Environment were used for structure drawing and molecular docking, respectively. Flavonoids isolated from D. carota were docked with cancerous proteins. Result: Based on the docking score analysis, we found that compound 7 was the potent inhibitor of both cancerous proteins and can be used as a potent molecule for inhibition of 2N0W and 4JGR interaction with p53. Conclusion: Thus the compound 7 can be used for the revival of p53 signaling pathway function however, intensive in vitro and in vivo experiments are required to prove the in silico analysis.


2019 ◽  
Vol 13 (4) ◽  
pp. 268-276
Author(s):  
Sridevi Ayla ◽  
Monika Kallubai ◽  
Suvarnalatha Devi Pallipati ◽  
Golla Narasimha

Background:Laccase, a multicopper oxidoreductase (EC: 1.10.3.2), is a widely used enzyme in bioremediation of textile dye effluents. Fungal Laccase is preferably used as a remediating agent in the treatment and transformation of toxic organic pollutants. In this study, crude laccase from a basidiomycetes fungus, Phanerochaete sordida, was able to decolorize azo, antroquinone and indigoid dyes. In addition, interactions between dyes and enzyme were analysed using molecular docking studies.Methods:In this work, a white rot basidiomycete’s fungus, Phanerochaete sordida, was selected from forest soil isolates of Eastern Ghats, and Tirumala and lignolytic enzymes production was assayed after 7 days of incubation. The crude enzyme was checked for decolourisation of various synthetic textile dyes (Vat Brown, Acid Blue, Indigo, Reactive Blue and Reactive Black). Molecular docking studies were done using Autodock-4.2 to understand the interactions between dyes and enzymes.Results:Highest decolourisation efficiency was achieved with the crude enzyme in case of vat brown whereas the lowest decolourisation efficiency was achieved in Reactive blue decolourisation. Similar results were observed in their binding affinity with lignin peroxidase of Phanerochaete chrysosporium through molecular docking approach.Conclusion:Thus, experimental results and subsequent in silico validation involving an advanced remediation approach would be useful to reduce time and cost in other similar experiments.


2021 ◽  
pp. 131198
Author(s):  
Derya Osmaniye ◽  
Begum Nurpelin Saglik ◽  
Serkan Levent ◽  
Sinem Ilgın ◽  
Yusuf Ozkay ◽  
...  

Author(s):  
Arifa Begum ◽  
Shaheen Begum ◽  
Prasad Kvsrg ◽  
Bharathi K.

Objective: The 2, 4-thiazolidinedione containing compounds could lead to most promising scaffolds with higher efficiency toward the targets recognized for its antidiabetic activity when combined with azaglycine moiety. The objective of the present work was to merge functionalized aza glycines with 2, 4-thiazolidinediones, perform in silico evaluation by molecular properties prediction and undertake the molecular docking studies with targets relevant to diabetes, bacterial and viral infections using Swiss Dock programme for unraveling the target identification which can be used for further designing.Methods: (i) In silico studies were performed using Molinspiration online tool, Swiss ADME website and Swiss Target Prediction websites to compute the physicochemical descriptors, oral bioavailability and brain penetration. (ii) Molecular docking studies were performed using Swiss Dock web service for enumeration of binding affinities and assess their biological potentiality.Results: The results predicted good drug likeness, solubility, permeability and oral bioavailability for the compounds. All the compounds showed good docking scores as compared to the reference drugs. The N-oleoyl functionalized aza glycine derivative demonstrated superior binding properties towards all the studied target reference proteins, suggesting its significance in pharmacological actions.Conclusion: The binding interactions observed in the molecular docking studies suggest good binding affinity of the oleoyl functionalized aza glycine derivative, indicating that this derivative would be a promising lead for further investigations of anti-viral, anti-inflammatory and anti-diabetic activities.


Molekul ◽  
2020 ◽  
Vol 15 (2) ◽  
pp. 88
Author(s):  
Ruswanto Ruswanto ◽  
Richa Mardianingrum ◽  
Siswandono Siswandono ◽  
Dini Kesuma

Aldose reductase is an enzyme that catalyzes one of the steps in the sorbitol (polyol) pathway that is responsible for fructose formation from glucose. In diabetes, aldose reductase activity increases as the glucose concentration increases. The purpose of this research was to identify and develop the use of artemisinin as an anti-diabetic candidate through in silico studies, including reverse docking, receptor analysis, molecular docking, drug scan, absorption, and distributions and toxicity prediction of artemisinin. Based on the results, we conclude that artemisinin can be used as an anti-diabetic candidate through inhibition of aldose reductase


Author(s):  
HARSHITHA T ◽  
VINAY KUMAR T ◽  
VINEETHA T

Objective: The objective of the study was to perform in silico molecular docking and in vitro anticancer studies of proposed 1,2,4-triazole derivatives for the determination of their anticancer activity. Methods: A series of 10 triazole compounds with different substituents were drawn in ACD Lab ChemSketch software. Molecular and biological properties were identified using Molinspiration software. The compounds that obeyed Lipinski rule of five are subjected for pharmacokinetic parameters prediction and docking analysis. SwissDock ADME software is used for the prediction of absorption, distribution, metabolism, and elimination. Then, the compounds are docked with target enzymes in Chimera software 1.14 version. The molecular docking studies revealed favorable molecular interactions and binding energies. The compounds that showed good docking results were synthesized through wet lab synthesis and further preceded for in vitro anticancer studies. Results: Three compounds are selected for wet lab synthesis due to their good docking results compared to other compounds. The synthesized compounds are subjected to different in vitro anticancer studies and found to be having potential anticancer activity. Conclusion: The pharmacokinetic and docking studies conclude that the triazole compounds have potential as anticancer agents. The in vitro anticancer studies revealed that the triazole derivatives are having high potency of anticancer activity against pancreatic cell lines.


2021 ◽  
Vol 13 (20) ◽  
pp. 1743-1766
Author(s):  
Islam H El Azab ◽  
Essa M Saied ◽  
Alaa A Osman ◽  
Amir E Mehana ◽  
Hosam A Saad ◽  
...  

Thiazole-substituted pyrazole is an important structural feature of many bioactive compounds, including antiviral, antitubercular, analgesic and anticancer agents. Herein we describe an efficient and facile approach for the synthesis of two series of 36 novel N-bridged pyrazole-1-phenylthiazoles. The antiproliferative activity of a set of representative compounds was evaluated in vitro against different human cancer cell lines. Among the identified compounds, compound 18 showed potent anticancer activity against the examined cancer cell lines. The in silico molecular docking study revealed that compound 18 possesses high binding affinity toward both SK1 and CDK2. Overall, these results indicate that compound 18 is a promising lead anticancer compound which may be exploited for development of antiproliferative drugs.


RSC Advances ◽  
2020 ◽  
Vol 10 (56) ◽  
pp. 34114-34129
Author(s):  
Leydi M. Moreno ◽  
Jairo Quiroga ◽  
Rodrigo Abonia ◽  
Antonino Lauria ◽  
Annamaria Martorana ◽  
...  

A novel series of triazin-chalcones (7,8)a–g and triazin-N-(3,5-dichlorophenyl)pyrazolines (9,10)a–g were synthesized and evaluated for their anticancer activity against nine different cancer strains.


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