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Pyrazolyl‐Benzoxazinone Derivatives as Dual Hsp Inhibitors in Human Breast Cancer   
Yazarlar
İrfan Koca
Türkiye
Volkan Kamacı
Ceylan Hepokur
Türkiye
Yusuf Sert
Türkiye
İbrahim Kani
Türkiye
Dr. Öğr. Üyesi Lütfi TUTAR
Türkiye
Yusuf Tutar
Türkiye
Özet
Heat Shock Proteins (Hsps) play major role on the onset of several cancers. Metabolic rates of cancer cells are higher compared to that of untransformed cells. This accelerated rate force functional substrate proteins to fold faster than normal folding rate. Although, the process leads cell cycle halting and eventually induces apoptosis, Hsps help cell survival and inhibit apoptosis and fold substrate proteins especially signaling proteins. When cancer cells accelerate the metabolism for invasion and metastasis, substrate proteins must fold to their native state rapidly. Since, functional forms of the proteins must be folded properly, cancer cells overexpress Hsps to fold substrate proteins and avoid apoptosis. Hsp90 and Hsp70 play key role in these processes. Inhibition of either Hsp90 or Hsp70 display complementary function. Therefore, dual inhibition of Hsp70 and Hsp90 potentially provides anticancer affect. In silico studies showed that pyrazolyl-benzoxazine derivatives display binding activity for both Hsps. For this purpose, pyrazole-3-carbonyl chloride were converted to pyrazolyl-benzoxazine derivatives via reactions of anthranilic acids in good yields (68-83 %). The structures of the newly synthesized compounds were elucidated by IR-NMR spectroscopy, elemental analysis, and single-crystal X-ray diffraction. Binding of the compounds inhibit function of Hsps and cause cytotoxic effect over MCF-7 cells. The compounds display potential anticancer effects.
Anahtar Kelimeler
Benzoxazine, Breast Cancer, HSP, Molecular Docking, Pyrazole
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayımlanan tam makale
Dergi Adı ChemistrySelect
Dergi ISSN 2365-6549
Dergi Tarandığı Indeksler SCI-Expanded
Makale Dili İngilizce
Basım Tarihi 05-2022
Cilt No 7
Sayı 19
Doi Numarası 10.1002/slct.202200359
Makale Linki http://dx.doi.org/10.1002/slct.202200359
BM Sürdürülebilir Kalkınma Amaçları
Atıf Sayıları
Google Scholar 3
Pyrazolyl‐Benzoxazinone Derivatives as Dual Hsp Inhibitors in Human Breast Cancer

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