7sz7

Cryo-EM structure of the extracellular module of the full-length EGFR bound to TGF-alpha. "tips-juxtaposed" conformation

Method: ELECTRON MICROSCOPY Dmax: 131.2 Å Quality: REASONABLE

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

Epidermal growth factor receptor

Homo sapiens

UniProt P00533

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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 1–1210 Chain B; UniProt 1–1210 Not recorded Transforming growth factor alpha × 2 (P01135) ELECTRON MICROSCOPY cryo-EM buffer:pH 8 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.40 Å

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.

383 other PDB entries and 565 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EGFR_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–1210; UniProt 1–1210 Author chain B; PDBConstruct 1–1210; UniProt 1–1210

Transforming growth factor alpha

Homo sapiens

UniProt P01135

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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain C; UniProt 40–89 Chain D; UniProt 40–89 Not recorded Epidermal growth factor receptor × 2 (P00533) ELECTRON MICROSCOPY cryo-EM buffer:pH 8 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.40 Å

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.

11 other PDB entries and 13 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TGFA_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain C; PDBConstruct 1–50; UniProt 40–89 Author chain D; PDBConstruct 1–50; UniProt 40–89

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 7sz7

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7sz7
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7sz7
Deposition date deposition_date2021-11-25
Structure title titleCryo-EM structure of the extracellular module of the full-length EGFR bound to TGF-alpha. "tips-juxtaposed" conformation
Keywords keywordsreceptor tyrosine kinases, epidermal growth factor receptor, SIGNALING PROTEIN, Transferase; SIGNALING PROTEIN, Transferase
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier44.29
Radius of gyration Rg (electron density) rg_electron43.82
Forward intensity I(0) i0364515000.00
Molecular weight molecular_weight146810.0 kDa
Excluded volume excluded_volume179810 ų
Envelope volume envelope_volume277600 ų
Hydration-shell volume shell_volume54061 ų
Envelope diameter envelope_diameter138.1
Shell Rg shell_rg47.43
Envelope Rg envelope_rg42.52
Shape Rg shape_rg43.83
Total Rg total_rg43.96
Total atoms total_atoms10218
Residues n_residues1328
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 dmax131.2
Rg (real space) rg_real44.20
Rg uncertainty (real space) rg_real_error0.94
I(0) (real space) i0_real3.6450e+08
I(0) uncertainty (real space) i0_real_error6.5300e+06
Rg (reciprocal space) rg_reciprocal44.29
I(0) (reciprocal space) i0_reciprocal364600000.0000
Solution quality estimate total_estimate0.6435
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary51.0
Skewness Skewness skewness0.093
Kurtosis Kurtosis kurtosis-0.828
Angular range angular_range— – 0.1800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha21100000.0000
Real-space data points n_real_points37
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.993; Stabil: 1.000; Sysdev: 0.032; Positv: 1.000; Valcen: 0.992; Smooth: 0.293

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

8. Citations (1)

9. Files and Curves (10)