9n48

Crystal structure of PAK1 bound to compound C1

Method: X-RAY DIFFRACTION Dmax: 83.1 Å Quality: EXCELLENT

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

Glutathione S-transferase class-mu 26 kDa isozyme,Serine/threonine-protein kinase PAK 1

Homo sapiens

UniProt P08515

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 2–218 Chain B; UniProt 2–218 Not recorded A1BV1 (6M)-8-[2-(2-aminoethoxy)ethyl]-6-[2-chloro-3-fluoro-4-(2-oxopyrrolidin-1-yl)phenyl]-2-(ethylamino)pyrido[2,3-d]pyrimidin-7(8H)-one × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8.5;291 K;0.2 M Lithium Sulfate, 0.1 M Tris pH8.5, 30% PEG4000 Resolution 1.85 Å R-free 0.216

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.

64 other PDB entries and 70 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name GST26_SCHJA
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 11–227; UniProt 2–218 Author chain B; PDBConstruct 11–227; UniProt 2–218

Glutathione S-transferase class-mu 26 kDa isozyme,Serine/threonine-protein kinase PAK 1

Homo sapiens

UniProt Q13153

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 249–545 Chain B; UniProt 249–545 Not recorded A1BV1 (6M)-8-[2-(2-aminoethoxy)ethyl]-6-[2-chloro-3-fluoro-4-(2-oxopyrrolidin-1-yl)phenyl]-2-(ethylamino)pyrido[2,3-d]pyrimidin-7(8H)-one × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8.5;291 K;0.2 M Lithium Sulfate, 0.1 M Tris pH8.5, 30% PEG4000 Resolution 1.85 Å R-free 0.216

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.

40 other PDB entries and 69 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PAK1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 238–534; UniProt 249–545 Author chain B; PDBConstruct 238–534; UniProt 249–545

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 9n48

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9n48
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9n48
Deposition date deposition_date2025-02-02
Structure title titleCrystal structure of PAK1 bound to compound C1
Keywords keywordsKinase, inhibitor, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier27.47
Radius of gyration Rg (electron density) rg_electron26.69
Forward intensity I(0) i0130396000.00
Molecular weight molecular_weight60177.0 kDa
Excluded volume excluded_volume58188 ų
Envelope volume envelope_volume102770 ų
Hydration-shell volume shell_volume32135 ų
Envelope diameter envelope_diameter88.0
Shell Rg shell_rg34.09
Envelope Rg envelope_rg26.08
Shape Rg shape_rg26.69
Total Rg total_rg27.28
Total atoms total_atoms4542
Residues n_residues577
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 dmax83.1
Rg (real space) rg_real27.36
Rg uncertainty (real space) rg_real_error0.47
I(0) (real space) i0_real1.3040e+08
I(0) uncertainty (real space) i0_real_error1.8370e+06
Rg (reciprocal space) rg_reciprocal27.39
I(0) (reciprocal space) i0_reciprocal130400000.0000
Solution quality estimate total_estimate0.9087
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary34.4
Skewness Skewness skewness0.172
Kurtosis Kurtosis kurtosis-0.588
Angular range angular_range— – 0.2900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha26060000.0000
Real-space data points n_real_points59
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.976; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.881

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (1)

9. Files and Curves (10)