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STUDIES ON OLEUROPEIN EXTRACTION AND PURIFICATION, ITS ANTIFUNGAL AND ANTIBACTERIAL ACTIVITY AND MOLECULAR DOCKING SIMULATIONS     
Yazarlar
Abdurrahman Onaran
Akdeniz Üniversitesi, Türkiye
Dr. Öğr. Üyesi Yusuf BAYAR
Kırşehir Ahi Evran Üniversitesi, Türkiye
Doç. Dr. Tuncay KARAKURT
Türkiye
Mustafa Bayram
Türkiye
Semra Topuz
Türkiye
Cemal Kaya
Türkiye
Mahfuz Elmastaş
Sağlık Bilimleri Üniversitesi, Türkiye
Özet
In this research, it was aimed to extract, purify the oleuropein compound from olive leaf and to determine its antimicrobial activity against microorganisms that cause diseases in plants. For this purpose, olive leaf crude extract, partially purified oleuropein, and purified oleuropein were obtained from olive leaf. Antimicrobial activity of olive leaf products and commercial oleuropein was investigated on Clavibacter michiganensis subsp. michiganensis and Xanthomonas axonopodis pv. vesicatoria by the 96-well microtiter plate method. It was determined that MIC (Minimum Inhibitory Concentration) values of olive leaf products and commercial oleuropein ranged between 1:1 (50 mg/mL) and 1:16 (3.125 mg/mL) for tested microorganisms. 1-2 g/mL doses were used to determine the antifungal activity of leaf extracts and oleuropein compound. The fungus species most affected by the extracts was Alternia solani, followed by Botrytis cinerea and Rhizoctonia solani, respectively. Finally, molecular docking study of oleuropein molecule on sugar binding protein belonging to the R. solani agglutinin (RSA) organism was conducted using AutoDockvina software. Molecular Dynamics Simulation was performed using the GROMACS program with a CHARMM compatible Force Field to confirm the binding mode for inhibition of the oleuropein molecule. Because of the simulation studies, it is aimed to examine the receptor-drug interactions and drug loading efficiency at the molecular level. Considering the information to be obtained, the interaction of the simulated ligand with the receptor will be understood in depth at the molecular level and will be a guide for researchers working in the experimental field.
Anahtar Kelimeler
antifungal, antibacterial, molecular docking, oleuropein
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayımlanan tam makale
Dergi Adı Environmental Engineering and Management Journal
Dergi ISSN 1582-9596
Dergi Tarandığı Indeksler SCI-Expanded
Dergi Grubu Q4
Makale Dili İngilizce
Basım Tarihi 01-2023
Cilt No 22
Sayı 2
Sayfalar 255 / 266
Doi Numarası 10.30638/eemj.2023.020
Makale Linki http://dx.doi.org/10.30638/eemj.2023.020