9eik

Crystal structure of N-SH2 domain of SHP2 with T42A mutation bound to GAB1 tyrosine phosphorylated peptide (624-633) QVEpYLDLDLD

Method: X-RAY DIFFRACTION Dmax: 45.0 Å Quality: GOOD

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

Isoform 1 of Tyrosine-protein phosphatase non-receptor type 11

Homo sapiens

UniProt Q06124

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 heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 1–106 Fragment:N-terminal SH2 domain Mutation:T42A Phosphorylated peptide from GRB2-associated-binding protein 1 × 1 (Q13480) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;291 K;500 nL 10 mg/mL SHP2 N-SH2 with GAB1 peptide QVEpYLDLDLD (1:1.05 molar ratio) with 500 nL 0.2 M potassium sodium tartrate tetrahydrate, 0.1 M sodium citrate tribasic dihydrate pH 5.6, and 2.0 M Ammonium sulfate Resolution 1.25 Å R-free 0.225

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.

114 other PDB entries and 188 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PTN11_HUMAN
Isoform Q06124-2
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 4–109; UniProt 1–106

Phosphorylated peptide from GRB2-associated-binding protein 1

OrganismNot specified

UniProt Q13480

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 heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 624–633 Fragment:residues 624-633 (Uniprot Isoform 1 numbering) Non-standard monomer:Yes (specific site not provided by mmCIF) Isoform 1 of Tyrosine-protein phosphatase non-receptor type 11 × 1 (Q06124) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;291 K;500 nL 10 mg/mL SHP2 N-SH2 with GAB1 peptide QVEpYLDLDLD (1:1.05 molar ratio) with 500 nL 0.2 M potassium sodium tartrate tetrahydrate, 0.1 M sodium citrate tribasic dihydrate pH 5.6, and 2.0 M Ammonium sulfate Resolution 1.25 Å R-free 0.225

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.

4 other PDB entries and 4 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name GAB1_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–10; UniProt 624–633

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 9eik

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id9eik
Deposition date deposition_date2024-11-26
最后修订 last_revision2026-01-07
Structure title titleCrystal structure of N-SH2 domain of SHP2 with T42A mutation bound to GAB1 tyrosine phosphorylated peptide (624-633) QVEpYLDLDLD
Keywords keywordsSHP2, phosphatase, SH2, allostery, phosphotyrosine, activation, GAB1, PROTEIN BINDING; PROTEIN BINDING
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier14.51
Radius of gyration Rg (electron density) rg_electron12.87
Forward intensity I(0) i03349330.00
Molecular weight molecular_weight12580.0 kDa
Excluded volume excluded_volume15651 ų
Envelope volume envelope_volume17296 ų
Hydration-shell volume shell_volume11346 ų
Envelope diameter envelope_diameter42.3
Shell Rg shell_rg18.70
Envelope Rg envelope_rg13.14
Shape Rg shape_rg12.86
Total Rg total_rg14.20
Total atoms total_atoms1739
Residues n_residues109
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 dmax45.0
Rg (real space) rg_real14.39
Rg uncertainty (real space) rg_real_error0.19
I(0) (real space) i0_real3.3490e+06
I(0) uncertainty (real space) i0_real_error3.2100e+04
Rg (reciprocal space) rg_reciprocal14.40
I(0) (reciprocal space) i0_reciprocal3349000.0000
Solution quality estimate total_estimate0.8903
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary19.9
Skewness Skewness skewness0.009
Kurtosis Kurtosis kurtosis-0.417
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha626300.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.867; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.983; Smooth: 0.986

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (2)

9. Files and Curves (10)