4p9z

Grb2 SH2 complexed with a pTyr-Ac6c-Asn tripeptide

Method: X-RAY DIFFRACTION Dmax: 61.4 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 Not recorded NMI-PTR-02K-ASN-NH2 × 1 GOL GLYCEROL × 1 ACT ACETATE ION × 2 CL CHLORIDE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.5;296 K;0.2 M sodium acetate trihydrate, 0.1 M TRIS hydrochloride, 30% w/v polyethylene glycol 4000 Resolution 1.80 Å R-free 0.239
2 Protein heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 53–163 Not recorded NMI-PTR-02K-ASN-NH2 × 2 GOL GLYCEROL × 2 ACT ACETATE ION × 4 CL CHLORIDE ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.5;296 K;0.2 M sodium acetate trihydrate, 0.1 M TRIS hydrochloride, 30% w/v polyethylene glycol 4000 Resolution 1.80 Å R-free 0.239

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

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 4p9z

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4p9z
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4p9z
Deposition date deposition_date2014-04-06
Structure title titleGrb2 SH2 complexed with a pTyr-Ac6c-Asn tripeptide
Keywords keywordsGrb2 SH2, Cation-Pi Interaction, Signaling Protein-Antagonist complex; Signaling Protein/Antagonist
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier15.79
Radius of gyration Rg (electron density) rg_electron14.94
Forward intensity I(0) i06702240.00
Molecular weight molecular_weight12734.0 kDa
Excluded volume excluded_volume12355 ų
Envelope volume envelope_volume20250 ų
Hydration-shell volume shell_volume12007 ų
Envelope diameter envelope_diameter59.5
Shell Rg shell_rg20.42
Envelope Rg envelope_rg16.00
Shape Rg shape_rg14.82
Total Rg total_rg15.99
Total atoms total_atoms957
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 dmax61.4
Rg (real space) rg_real15.86
Rg uncertainty (real space) rg_real_error0.50
I(0) (real space) i0_real6.7020e+06
I(0) uncertainty (real space) i0_real_error8.3030e+04
Rg (reciprocal space) rg_reciprocal15.85
I(0) (reciprocal space) i0_reciprocal6702000.0000
Solution quality estimate total_estimate0.7724
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary19.4
Skewness Skewness skewness0.607
Kurtosis Kurtosis kurtosis0.487
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1475000.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.433; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.740; Smooth: 0.999

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id4p9zA00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology505 — SHC Adaptor Protein
Homologous superfamily homologous superfamily10 — SH2 domain

8. Citations (1)

9. Files and Curves (10)