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Proje Grubu: KBAG Sayfa Sayısı: 118 Proje No: 114Z045 Proje Bitiş Tarihi: 01.09.2016 Metin Dili: Türkçe İndeks Tarihi: 10-03-2020

Karbonik Anhidraz İnhibitörü Kumarin Bileşiklerinin Etki Mekanizmalarının Moleküler Modelleme Teknikleri ile Araştırılması ve Biyolojik Etkisi Yüksek Yeni Kumarin Türevlerinin Tasarımı

Öz:
Bu proje çalışmasında, literatürdeki faklı kaynaklardan derlenen, 82 adet kumarin türevi bileşiğin Karnonik anhidraz II ve IX (CA II ve CA IX) izoenzimlerine karşı ölçülmüş inhibisyon sabitleri (Ki) ve bu bileşikleri hesaplanmış moleküler tanımlayıcıları kullanılarak QSAR modelleri oluşturuldu. Moleküler tanımlayıcıların hesaplanmasında DFT yöntemi ile B3LYP fonksiyoneli ve 6-31 G (d,p) temel seti kullanıldı. QSAR modellerinin oluşturulmasında Doğrusal Çoklu Regresyon Analizi yöntemi uygulandı. Elde edilen QSAR modellerinin uygulanabilirlik sınırları Kaldıraç yöntemi kullanılarak tayin edildi. Elde edilen QSAR modelleri ile seçiciliği yüksek, CA II’ye ya da CA IX’a karşı hesaplanmış inhibisyon katsayısı, Ki değeri 100 nMol’den küçük sanal moleküllerin tasarımı başarıyla yapıldı. Bu çalışmada ayrıca, Protein Data Bankta kumarin türevi CA II kompleksi bulunan üç yapının (3F8E, 5BNL ve 4BCW) AutoDock 4.2 ve AutoDock Vina ile redock (yeniden kenetlenme) çalışması yapıldı. Ancak denenen bu iki docking algoritmasınında deneysel ligand-enzim komplesinin yapısını bulmada başarısız olduğu gözlendi (5 Å ˂ RMSD) . Docking yoluyla CA II aktif sitesi içerisine yerleştirilen 7 adet kumarin türevlerinin bağlanma enerjileri MM-GB/SA metodu ile hesaplanıp deneysel yollarla ölçülen bağlanma enerjileri ile kıyaslandığında bir uyum olmadığı gözlendi. Sonuç olarak, denenen docking algoritmalarının kumarin türevlerinin CA II aktif sitesi içerisindeki yerleşimini ve bağlanma enerjilerini tayin etmede yetersiz olduğunu ortaya koydu.
Anahtar Kelime: DFT Ilaç tasarımı Docking QSAR Karbonik anhidraz Kumarin

Konular: Biyoloji Kimya, Uygulamalı Kimya, Organik Biyokimya ve Moleküler Biyoloji
Erişim Türü: Erişime Açık
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APA EROĞLU E, BAŞTUĞ T, TÜRKMEN H, NACAR M, TEKPINAR M (2016). Karbonik Anhidraz İnhibitörü Kumarin Bileşiklerinin Etki Mekanizmalarının Moleküler Modelleme Teknikleri ile Araştırılması ve Biyolojik Etkisi Yüksek Yeni Kumarin Türevlerinin Tasarımı. , 1 - 118.
Chicago EROĞLU Erol,BAŞTUĞ Turgut,TÜRKMEN Hasan,NACAR Mehmet Akif,TEKPINAR Mustafa Karbonik Anhidraz İnhibitörü Kumarin Bileşiklerinin Etki Mekanizmalarının Moleküler Modelleme Teknikleri ile Araştırılması ve Biyolojik Etkisi Yüksek Yeni Kumarin Türevlerinin Tasarımı. (2016): 1 - 118.
MLA EROĞLU Erol,BAŞTUĞ Turgut,TÜRKMEN Hasan,NACAR Mehmet Akif,TEKPINAR Mustafa Karbonik Anhidraz İnhibitörü Kumarin Bileşiklerinin Etki Mekanizmalarının Moleküler Modelleme Teknikleri ile Araştırılması ve Biyolojik Etkisi Yüksek Yeni Kumarin Türevlerinin Tasarımı. , 2016, ss.1 - 118.
AMA EROĞLU E,BAŞTUĞ T,TÜRKMEN H,NACAR M,TEKPINAR M Karbonik Anhidraz İnhibitörü Kumarin Bileşiklerinin Etki Mekanizmalarının Moleküler Modelleme Teknikleri ile Araştırılması ve Biyolojik Etkisi Yüksek Yeni Kumarin Türevlerinin Tasarımı. . 2016; 1 - 118.
Vancouver EROĞLU E,BAŞTUĞ T,TÜRKMEN H,NACAR M,TEKPINAR M Karbonik Anhidraz İnhibitörü Kumarin Bileşiklerinin Etki Mekanizmalarının Moleküler Modelleme Teknikleri ile Araştırılması ve Biyolojik Etkisi Yüksek Yeni Kumarin Türevlerinin Tasarımı. . 2016; 1 - 118.
IEEE EROĞLU E,BAŞTUĞ T,TÜRKMEN H,NACAR M,TEKPINAR M "Karbonik Anhidraz İnhibitörü Kumarin Bileşiklerinin Etki Mekanizmalarının Moleküler Modelleme Teknikleri ile Araştırılması ve Biyolojik Etkisi Yüksek Yeni Kumarin Türevlerinin Tasarımı." , ss.1 - 118, 2016.
ISNAD EROĞLU, Erol vd. "Karbonik Anhidraz İnhibitörü Kumarin Bileşiklerinin Etki Mekanizmalarının Moleküler Modelleme Teknikleri ile Araştırılması ve Biyolojik Etkisi Yüksek Yeni Kumarin Türevlerinin Tasarımı". (2016), 1-118.
APA EROĞLU E, BAŞTUĞ T, TÜRKMEN H, NACAR M, TEKPINAR M (2016). Karbonik Anhidraz İnhibitörü Kumarin Bileşiklerinin Etki Mekanizmalarının Moleküler Modelleme Teknikleri ile Araştırılması ve Biyolojik Etkisi Yüksek Yeni Kumarin Türevlerinin Tasarımı. , 1 - 118.
Chicago EROĞLU Erol,BAŞTUĞ Turgut,TÜRKMEN Hasan,NACAR Mehmet Akif,TEKPINAR Mustafa Karbonik Anhidraz İnhibitörü Kumarin Bileşiklerinin Etki Mekanizmalarının Moleküler Modelleme Teknikleri ile Araştırılması ve Biyolojik Etkisi Yüksek Yeni Kumarin Türevlerinin Tasarımı. (2016): 1 - 118.
MLA EROĞLU Erol,BAŞTUĞ Turgut,TÜRKMEN Hasan,NACAR Mehmet Akif,TEKPINAR Mustafa Karbonik Anhidraz İnhibitörü Kumarin Bileşiklerinin Etki Mekanizmalarının Moleküler Modelleme Teknikleri ile Araştırılması ve Biyolojik Etkisi Yüksek Yeni Kumarin Türevlerinin Tasarımı. , 2016, ss.1 - 118.
AMA EROĞLU E,BAŞTUĞ T,TÜRKMEN H,NACAR M,TEKPINAR M Karbonik Anhidraz İnhibitörü Kumarin Bileşiklerinin Etki Mekanizmalarının Moleküler Modelleme Teknikleri ile Araştırılması ve Biyolojik Etkisi Yüksek Yeni Kumarin Türevlerinin Tasarımı. . 2016; 1 - 118.
Vancouver EROĞLU E,BAŞTUĞ T,TÜRKMEN H,NACAR M,TEKPINAR M Karbonik Anhidraz İnhibitörü Kumarin Bileşiklerinin Etki Mekanizmalarının Moleküler Modelleme Teknikleri ile Araştırılması ve Biyolojik Etkisi Yüksek Yeni Kumarin Türevlerinin Tasarımı. . 2016; 1 - 118.
IEEE EROĞLU E,BAŞTUĞ T,TÜRKMEN H,NACAR M,TEKPINAR M "Karbonik Anhidraz İnhibitörü Kumarin Bileşiklerinin Etki Mekanizmalarının Moleküler Modelleme Teknikleri ile Araştırılması ve Biyolojik Etkisi Yüksek Yeni Kumarin Türevlerinin Tasarımı." , ss.1 - 118, 2016.
ISNAD EROĞLU, Erol vd. "Karbonik Anhidraz İnhibitörü Kumarin Bileşiklerinin Etki Mekanizmalarının Moleküler Modelleme Teknikleri ile Araştırılması ve Biyolojik Etkisi Yüksek Yeni Kumarin Türevlerinin Tasarımı". (2016), 1-118.