Targeting KRAS in pancreatic cancer: new drugs on the horizon

SF Bannoura, MH Uddin, M Nagasaka, F Fazili… - Cancer and Metastasis …, 2021 - Springer
Abstract Kirsten Rat Sarcoma (KRAS) is a master oncogene involved in cellular proliferation
and survival and is the most commonly mutated oncogene in all cancers. Activating KRAS …

[HTML][HTML] SOS GEFs in health and disease

FC Baltanás, N Zarich, JM Rojas-Cabañeros… - … et Biophysica Acta (BBA …, 2020 - Elsevier
SOS1 and SOS2 are the most universal and widely expressed family of guanine exchange
factors (GEFs) capable or activating RAS or RAC1 proteins in metazoan cells. SOS proteins …

Drugging an undruggable pocket on KRAS

D Kessler, M Gmachl, A Mantoulidis, LJ Martin… - Proceedings of the …, 2019 - pnas.org
The 3 human RAS genes, KRAS, NRAS, and HRAS, encode 4 different RAS proteins which
belong to the protein family of small GTPases that function as binary molecular switches …

Drugging all RAS isoforms with one pocket

D Kessler, A Bergner, J Böttcher, G Fischer… - Future medicinal …, 2020 - Taylor & Francis
Activating mutations in the three human RAS genes, KRAS, NRAS and HRAS, are among
the most common oncogenic drivers in human cancers. Covalent KRASG12C inhibitors …

Critical requirement of SOS1 for tumor development and microenvironment modulation in KRASG12D-driven lung adenocarcinoma

FC Baltanás, R García-Navas… - Nature …, 2023 - nature.com
The impact of genetic ablation of SOS1 or SOS2 is evaluated in a murine model of
KRASG12D-driven lung adenocarcinoma (LUAD). SOS2 ablation shows some protection …

Inhibition of KDM5A attenuates cisplatin-induced hearing loss via regulation of the MAPK/AKT pathway

C Liu, Z Zheng, W Li, D Tang, L Zhao, Y He… - Cellular and Molecular …, 2022 - Springer
The study aimed to investigate the potential role of lysine-specific demethylase 5A (KDM5A)
in cisplatin-induced ototoxicity. The effect of the KDM5A inhibitor CPI-455 was assessed by …

[HTML][HTML] Identification of new KRAS G12D inhibitors through computer-aided drug discovery methods

AM Kulkarni, V Kumar, S Parate, G Lee, S Yoon… - International Journal of …, 2022 - mdpi.com
Owing to several mutations, the oncogene Kirsten rat sarcoma 2 viral oncogene homolog
(KRAS) is activated in the majority of cancers, and targeting it has been pharmacologically …

[HTML][HTML] SOS2 comes to the fore: differential functionalities in physiology and pathology

FC Baltanás, R García-Navas, E Santos - International Journal of …, 2021 - mdpi.com
The SOS family of Ras-GEFs encompasses two highly homologous and widely expressed
members, SOS1 and SOS2. Despite their similar structures and expression patterns, early …

Oncogenic RAS isoforms show a hierarchical requirement for the guanine nucleotide exchange factor SOS2 to mediate cell transformation

E Sheffels, NE Sealover, C Wang, DH Kim… - Science …, 2018 - science.org
About a third of tumors have activating mutations in HRAS, NRAS, or KRAS, genes encoding
guanosine triphosphatases (GTPases) of the RAS family. In these tumors, wild-type RAS …

Cytotoxicity of combinations of the pan-KRAS SOS1 inhibitor BAY-293 against pancreatic cancer cell lines

A Plangger, B Rath, S Stickler, M Hochmair, C Lang… - Discover Oncology, 2022 - Springer
KRAS is mutated in approximately 25% of cancer patients and first KRAS G12C-specific
inhibitors showed promising responses. Pancreatic cancer has the highest frequency of …