8xjj

Co-crystal structure of SOS-1 and a potent, selective and orally bioavailable SOS1 inhibitor RGT-018

Method: X-RAY DIFFRACTION Dmax: 112.8 Å Quality: GOOD

1. Protein Identity and Related Structures Protein Identity & Related Structures

Son of sevenless homolog 1

Homo sapiens

UniProt Q07889

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 564–1149 Not recorded A1LVJ 5-[4-[[(1~{R})-1-[3-[bis(fluoranyl)methyl]-2-fluoranyl-phenyl]ethyl]amino]-2-methyl-6-morpholin-4-yl-7-oxidanylidene-pyrido[4,3-d]pyrimidin-8-yl]pyridine-2-carbonitrile × 1 EDO 1,2-ETHANEDIOL × 12 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;295 K;0.1 M imidazole 8.0, 6% PEG 8000 Resolution 2.10 Å R-free 0.264

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

90 other PDB entries and 115 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SOS1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 5–590; UniProt 564–1149

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 8xjj

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8xjj
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8xjj
Deposition date deposition_date2023-12-21
Structure title titleCo-crystal structure of SOS-1 and a potent, selective and orally bioavailable SOS1 inhibitor RGT-018
Keywords keywordsSOS1, selective inhibitor, KRAS-driven cancers, SIGNALING PROTEIN; SIGNALING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier30.21
Radius of gyration Rg (electron density) rg_electron29.87
Forward intensity I(0) i050244100.00
Molecular weight molecular_weight56831.0 kDa
Excluded volume excluded_volume71770 ų
Envelope volume envelope_volume91994 ų
Hydration-shell volume shell_volume27650 ų
Envelope diameter envelope_diameter118.9
Shell Rg shell_rg34.37
Envelope Rg envelope_rg30.43
Shape Rg shape_rg29.84
Total Rg total_rg30.41
Total atoms total_atoms4007
Residues n_residues473
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax112.8
Rg (real space) rg_real30.59
Rg uncertainty (real space) rg_real_error1.16
I(0) (real space) i0_real5.0240e+07
I(0) uncertainty (real space) i0_real_error7.6770e+05
Rg (reciprocal space) rg_reciprocal30.42
I(0) (reciprocal space) i0_reciprocal50240000.0000
Solution quality estimate total_estimate0.7674
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary28.2
Skewness Skewness skewness0.669
Kurtosis Kurtosis kurtosis0.038
Angular range angular_range— – 0.2600 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha11820000.0000
Real-space data points n_real_points53
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.525; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.476; Smooth: 0.920

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)