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- Title
Identification of Vinyl Sulfone Derivatives as EGFR Tyrosine Kinase Inhibitor: In Vitro and In Silico Studies.
- Authors
Aiebchun, Thitinan; Mahalapbutr, Panupong; Auepattanapong, Atima; Khaikate, Onnicha; Seetaha, Supaphorn; Tabtimmai, Lueacha; Kuhakarn, Chutima; Choowongkomon, Kiattawee; Rungrotmongkol, Thanyada
- Abstract
Epidermal growth factor receptor (EGFR), overexpressed in many types of cancer, has been proved as a high potential target for targeted cancer therapy due to its role in regulating proliferation and survival of cancer cells. In the present study, a series of designed vinyl sulfone derivatives was screened against EGFR tyrosine kinase (EGFR-TK) using in silico and in vitro studies. The molecular docking results suggested that, among 78 vinyl sulfones, there were eight compounds that could interact well with the EGFR-TK at the ATP-binding site. Afterwards, these screened compounds were tested for the inhibitory activity towards EGFR-TK using ADP-Glo™ kinase assay, and we found that only VF16 compound exhibited promising inhibitory activity against EGFR-TK with the IC50 value of 7.85 ± 0.88 nM. In addition, VF16 showed a high cytotoxicity with IC50 values of 33.52 ± 2.57, 54.63 ± 0.09, and 30.38 ± 1.37 µM against the A431, A549, and H1975 cancer cell lines, respectively. From 500-ns MD simulation, the structural stability of VF16 in complex with EGFR-TK was quite stable, suggesting that this compound could be a novel small molecule inhibitor targeting EGFR-TK.
- Subjects
PROTEIN-tyrosine kinase inhibitors; EPIDERMAL growth factor receptors; SULFONE derivatives; SULFONES; PROTEIN-tyrosine kinases; ADENOSINE triphosphate; CANCER cell proliferation
- Publication
Molecules, 2021, Vol 26, Issue 8, p2211
- ISSN
1420-3049
- Publication type
Article
- DOI
10.3390/molecules26082211