Cryo-EM analyses of KIT and oncogenic mutants reveal structural oncogenic plasticity and a target for therapeutic intervention

SG Krimmer, N Bertoletti, Y Suzuki… - Proceedings of the …, 2023 - National Acad Sciences
The receptor tyrosine kinase KIT and its ligand stem cell factor (SCF) are required for the
development of hematopoietic stem cells, germ cells, and other cells. A variety of human …

[HTML][HTML] Structural basis for activation of the receptor tyrosine kinase KIT by stem cell factor

S Yuzawa, Y Opatowsky, Z Zhang, V Mandiyan, I Lax… - Cell, 2007 - cell.com
Summary Stem Cell Factor (SCF) initiates its multiple cellular responses by binding to the
ectodomain of KIT, resulting in tyrosine kinase activation. We describe the crystal structure of …

Structural basis for stem cell factor–KIT signaling and activation of class III receptor tyrosine kinases

H Liu, X Chen, PJ Focia, X He - The EMBO journal, 2007 - embopress.org
Stem cell factor (SCF) binds to and activates the KIT receptor, a class III receptor tyrosine
kinase (RTK), to stimulate diverse processes including melanogenesis, gametogenesis and …

Dimerization of Kit‐ligand and efficient cell‐surface presentation requires a conserved Ser‐Gly‐Gly‐Tyr motif in its transmembrane domain

F Paulhe, M Wehrle-Haller, MC Jacquier… - The FASEB …, 2009 - Wiley Online Library
ABSTRACT Kit‐ligand (Kitl), also known as stem cell factor, is a membrane‐anchored,
noncovalently bound dimer signaling via the c‐kit receptor tyrosine kinase, required for …

A new twist in the transmembrane signaling tool-kit

MA Lemmon, KM Ferguson - Cell, 2007 - cell.com
In this issue, Schlessinger and his colleagues (Yuzawa et al., 2007) describe crystal
structures of the complete extracellular region of the Kit receptor tyrosine kinase, both alone …

The strength and cooperativity of KIT ectodomain contacts determine normal ligand-dependent stimulation or oncogenic activation in cancer

AV Reshetnyak, Y Opatowsky, TJ Boggon… - Molecular cell, 2015 - cell.com
The receptor tyrosine kinase KIT plays an important role in development of germ cells,
hematopoietic cells, and interstitial pacemaker cells. Oncogenic KIT mutations play an …

Structure, domain organization, and different conformational states of stem cell factor-induced intact KIT dimers

Y Opatowsky, I Lax, F Tomé… - Proceedings of the …, 2014 - National Acad Sciences
Using electron microscopy and fitting of crystal structures, we present the 3D reconstruction
of ligand-induced dimers of intact receptor tyrosine kinase, KIT. We observe that KIT …

Structure and regulation of Kit protein-tyrosine kinase—the stem cell factor receptor

R Roskoski Jr - Biochemical and biophysical research communications, 2005 - Elsevier
Signaling by stem cell factor and Kit, its receptor, play important roles in gametogenesis,
hematopoiesis, mast cell development and function, and melanogenesis. Moreover, human …

PKCδ plays opposite roles in growth mediated by wild-type Kit and an oncogenic Kit mutant

T Jelacic, D Linnekin - Blood, 2005 - ashpublications.org
The Kit receptor tyrosine kinase is critical for normal hematopoiesis. Mutation of the aspartic
acid residue encoded by codon 816 of human c-kit or codon 814 of the murine gene results …

Structure of a c-kit product complex reveals the basis for kinase transactivation

CD Mol, KB Lim, V Sridhar, H Zou, EYT Chien… - Journal of Biological …, 2003 - ASBMB
The c-Kit proto-oncogene is a receptor protein-tyrosine kinase associated with several
highly malignant human cancers. Upon binding its ligand, stem cell factor (SCF), c-Kit forms …