6wm1

Crystal structure of the Grb2 SH2 domain in complex with a tripeptide: Ac-pY-Ac6c-N-phenylpropyl

Method: X-RAY DIFFRACTION Dmax: 58.9 Å Quality: GOOD

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

Growth factor receptor-bound protein 2

Homo sapiens

UniProt P62993

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 53–163 Fragment:SH2 Domain ACE-PTR-02K-ASN-PRA × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;298 K;An aqueous solution containing a 1.5 molar ratio of ligand to protein, 10 mg/mL, was prepared. 4.0 ul of this solution was mixed with 3.0 ul precipitant solution containing 0.1 M HEPES, pH 7.5, and 25% w/v polyethylene glycol, MW 10,000, and allowed to equilibrate with 350 ul of the aforementioned precipitant well solution at 298 K. Useable crystals grew after 4 weeks Resolution 1.80 Å R-free 0.245
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 53–163 Fragment:SH2 Domain ACE-PTR-02K-ASN-PRA × 1 GOL GLYCEROL × 2 CA CALCIUM ION × 1 CL CHLORIDE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;298 K;An aqueous solution containing a 1.5 molar ratio of ligand to protein, 10 mg/mL, was prepared. 4.0 ul of this solution was mixed with 3.0 ul precipitant solution containing 0.1 M HEPES, pH 7.5, and 25% w/v polyethylene glycol, MW 10,000, and allowed to equilibrate with 350 ul of the aforementioned precipitant well solution at 298 K. Useable crystals grew after 4 weeks Resolution 1.80 Å R-free 0.245

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.

50 other PDB entries and 102 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name GRB2_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–111; UniProt 53–163 Author chain C; PDBConstruct 1–111; UniProt 53–163

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 6wm1

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6wm1
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6wm1
Deposition date deposition_date2020-04-20
Structure title titleCrystal structure of the Grb2 SH2 domain in complex with a tripeptide: Ac-pY-Ac6c-N-phenylpropyl
Keywords keywordsGrb2 SH2 Ligand preorganization, PEPTIDE BINDING PROTEIN; PEPTIDE BINDING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.25
Radius of gyration Rg (electron density) rg_electron17.33
Forward intensity I(0) i020342000.00
Molecular weight molecular_weight23156.0 kDa
Excluded volume excluded_volume22469 ų
Envelope volume envelope_volume35329 ų
Hydration-shell volume shell_volume17113 ų
Envelope diameter envelope_diameter59.1
Shell Rg shell_rg23.44
Envelope Rg envelope_rg17.63
Shape Rg shape_rg17.29
Total Rg total_rg18.09
Total atoms total_atoms1758
Residues n_residues202
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 dmax58.9
Rg (real space) rg_real18.20
Rg uncertainty (real space) rg_real_error0.30
I(0) (real space) i0_real2.0340e+07
I(0) uncertainty (real space) i0_real_error2.5520e+05
Rg (reciprocal space) rg_reciprocal18.21
I(0) (reciprocal space) i0_reciprocal20340000.0000
Solution quality estimate total_estimate0.8923
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary21.5
Skewness Skewness skewness0.293
Kurtosis Kurtosis kurtosis-0.332
Angular range angular_range— – 0.4350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3940000.0000
Real-space data points n_real_points75
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.870; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.986

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

8. Citations (1)

9. Files and Curves (10)