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- PDB-6epo: RAS GUANINE EXCHANGE FACTOR SOS1 (REM-CDC25) IN COMPLEX WITH KRAS... -
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Open data
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Basic information
Entry | Database: PDB / ID: 6epo | ||||||
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Title | RAS GUANINE EXCHANGE FACTOR SOS1 (REM-CDC25) IN COMPLEX WITH KRAS(G12C) AND FRAGMENT SCREENING HIT F3 | ||||||
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![]() | SIGNALING PROTEIN / Guanine nucleotide exchange factor / GEF / Fragment Screen / GTPASE | ||||||
Function / homology | ![]() midbrain morphogenesis / regulation of pro-B cell differentiation / vitellogenesis / pericardium morphogenesis / cardiac atrium morphogenesis / heart trabecula morphogenesis / regulation of T cell differentiation in thymus / GTPase complex / positive regulation of small GTPase mediated signal transduction / Interleukin-15 signaling ...midbrain morphogenesis / regulation of pro-B cell differentiation / vitellogenesis / pericardium morphogenesis / cardiac atrium morphogenesis / heart trabecula morphogenesis / regulation of T cell differentiation in thymus / GTPase complex / positive regulation of small GTPase mediated signal transduction / Interleukin-15 signaling / Activation of RAC1 / blood vessel morphogenesis / forebrain astrocyte development / positive regulation of epidermal growth factor receptor signaling pathway / negative regulation of epithelial cell differentiation / regulation of synaptic transmission, GABAergic / epithelial tube branching involved in lung morphogenesis / Regulation of KIT signaling / epidermal growth factor receptor binding / type I pneumocyte differentiation / leukocyte migration / regulation of T cell proliferation / NRAGE signals death through JNK / roof of mouth development / Rac protein signal transduction / eyelid development in camera-type eye / skeletal muscle cell differentiation / positive regulation of Rac protein signal transduction / Signaling by RAS GAP mutants / Signaling by RAS GTPase mutants / Activation of RAS in B cells / Fc-epsilon receptor signaling pathway / GRB2:SOS provides linkage to MAPK signaling for Integrins / B cell homeostasis / neurotrophin TRK receptor signaling pathway / RAS signaling downstream of NF1 loss-of-function variants / RUNX3 regulates p14-ARF / SOS-mediated signalling / RET signaling / Activated NTRK3 signals through RAS / Activated NTRK2 signals through RAS / hair follicle development / SHC1 events in ERBB4 signaling / Signalling to RAS / fibroblast growth factor receptor signaling pathway / SHC-related events triggered by IGF1R / glial cell proliferation / Activated NTRK2 signals through FRS2 and FRS3 / Role of LAT2/NTAL/LAB on calcium mobilization / Signal attenuation / Estrogen-stimulated signaling through PRKCZ / Interleukin receptor SHC signaling / SHC-mediated cascade:FGFR3 / MET activates RAS signaling / Schwann cell development / Signaling by PDGFRA transmembrane, juxtamembrane and kinase domain mutants / Signaling by PDGFRA extracellular domain mutants / SHC-mediated cascade:FGFR2 / PTK6 Regulates RHO GTPases, RAS GTPase and MAP kinases / SHC-mediated cascade:FGFR4 / Signaling by FGFR4 in disease / SHC-mediated cascade:FGFR1 / Erythropoietin activates RAS / protein-membrane adaptor activity / FRS-mediated FGFR3 signaling / Signaling by CSF3 (G-CSF) / Signaling by FLT3 ITD and TKD mutants / positive regulation of glial cell proliferation / homeostasis of number of cells within a tissue / FRS-mediated FGFR2 signaling / FRS-mediated FGFR4 signaling / Signaling by FGFR3 in disease / p38MAPK events / Tie2 Signaling / FRS-mediated FGFR1 signaling / Signaling by FGFR2 in disease / striated muscle cell differentiation / GRB2 events in EGFR signaling / SHC1 events in EGFR signaling / RAC1 GTPase cycle / EGFR Transactivation by Gastrin / Signaling by FLT3 fusion proteins / FLT3 Signaling / myelination / Ras activation upon Ca2+ influx through NMDA receptor / Signaling by FGFR1 in disease / GRB2 events in ERBB2 signaling / NCAM signaling for neurite out-growth / CD209 (DC-SIGN) signaling / SHC1 events in ERBB2 signaling / Downstream signal transduction / Constitutive Signaling by Overexpressed ERBB2 / FCERI mediated Ca+2 mobilization / Insulin receptor signalling cascade / GTPase activator activity / guanyl-nucleotide exchange factor activity / insulin-like growth factor receptor signaling pathway / small monomeric GTPase / Signaling by phosphorylated juxtamembrane, extracellular and kinase domain KIT mutants / G protein activity Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Hillig, R.C. / Moosmayer, D. / Hilpmann, A. / Bader, B. / Schroeder, J. / Wortmann, L. / Sautier, B. / Kahmann, J. / Wegener, D. / Briem, H. ...Hillig, R.C. / Moosmayer, D. / Hilpmann, A. / Bader, B. / Schroeder, J. / Wortmann, L. / Sautier, B. / Kahmann, J. / Wegener, D. / Briem, H. / Petersen, K. / Badock, V. | ||||||
![]() | ![]() Title: Discovery of potent SOS1 inhibitors that block RAS activation via disruption of the RAS-SOS1 interaction. Authors: Hillig, R.C. / Sautier, B. / Schroeder, J. / Moosmayer, D. / Hilpmann, A. / Stegmann, C.M. / Werbeck, N.D. / Briem, H. / Boemer, U. / Weiske, J. / Badock, V. / Mastouri, J. / Petersen, K. / ...Authors: Hillig, R.C. / Sautier, B. / Schroeder, J. / Moosmayer, D. / Hilpmann, A. / Stegmann, C.M. / Werbeck, N.D. / Briem, H. / Boemer, U. / Weiske, J. / Badock, V. / Mastouri, J. / Petersen, K. / Siemeister, G. / Kahmann, J.D. / Wegener, D. / Bohnke, N. / Eis, K. / Graham, K. / Wortmann, L. / von Nussbaum, F. / Bader, B. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 283.6 KB | Display | ![]() |
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PDB format | ![]() | 228.2 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
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-Validation report
Summary document | ![]() | 852.3 KB | Display | ![]() |
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Full document | ![]() | 855.8 KB | Display | |
Data in XML | ![]() | 26.1 KB | Display | |
Data in CIF | ![]() | 38.4 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 5ovdC ![]() 5oveC ![]() 5ovfC ![]() 5ovgC ![]() 5ovhC ![]() 5oviC ![]() 6eieC ![]() 6eplC ![]() 6epmC ![]() 6epnC ![]() 6eppC ![]() 1bkdS C: citing same article ( S: Starting model for refinement |
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Similar structure data |
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Assembly
Deposited unit | ![]()
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Unit cell |
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Components on special symmetry positions |
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Components
#1: Protein | Mass: 19386.850 Da / Num. of mol.: 1 / Mutation: G12C, C118S, D126E, T127S, K128R Source method: isolated from a genetically manipulated source Details: N-terminal G is a cloning artifact. / Source: (gene. exp.) ![]() ![]() ![]() | ||
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#2: Protein | Mass: 57103.285 Da / Num. of mol.: 1 / Mutation: K563G Source method: isolated from a genetically manipulated source Details: Mutation K563G is a cloning artifact / Source: (gene. exp.) ![]() ![]() ![]() | ||
#3: Chemical | ChemComp-GOL / | ||
#4: Chemical | #5: Water | ChemComp-HOH / | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.68 Å3/Da / Density % sol: 66.62 % |
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Crystal grow | Temperature: 277 K / Method: vapor diffusion, hanging drop / pH: 6.5 Details: Drops made from KRAS SOS1 complex (14.4 mg/ml in 5 mM Tris pH 7.5, 100mM NaCl) and reservoir solution (2.9 to 3.4 M sodium formate, 100 mM MES pH 6.5). Fragment soaked at 25 mM for two days ...Details: Drops made from KRAS SOS1 complex (14.4 mg/ml in 5 mM Tris pH 7.5, 100mM NaCl) and reservoir solution (2.9 to 3.4 M sodium formate, 100 mM MES pH 6.5). Fragment soaked at 25 mM for two days using a 500 mM fragment stock solution in DMSO. Cryo buffer 0.1 M MES pH 6.5, 3.5 M sodium formate, 20 glycerol, 25 mM fragment |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL / Date: Jul 18, 2014 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.97718 Å / Relative weight: 1 |
Reflection | Resolution: 2.4→48.54 Å / Num. obs: 469504 / % possible obs: 99.9 % / Redundancy: 10.5 % / Biso Wilson estimate: 54.7 Å2 / CC1/2: 0.998 / Rsym value: 0.115 / Net I/σ(I): 13.9 |
Reflection shell | Resolution: 2.4→2.54 Å / Redundancy: 10.6 % / Mean I/σ(I) obs: 2.3 / Num. unique obs: 7135 / CC1/2: 0.766 / Rsym value: 0.924 / % possible all: 99.8 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 1bkd Resolution: 2.4→48.54 Å / Cor.coef. Fo:Fc: 0.961 / Cor.coef. Fo:Fc free: 0.952 / SU B: 12.458 / SU ML: 0.143 / Cross valid method: THROUGHOUT / ESU R: 0.232 / ESU R Free: 0.186 / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 58.224 Å2
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Refinement step | Cycle: 1 / Resolution: 2.4→48.54 Å
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Refine LS restraints |
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