9ipb

Local refinement structure of sEGFR and 528 Fv (from LH-type bispecific diabody Ex3) complex

Method: ELECTRON MICROSCOPY Dmax: 117.8 Å Quality: GOOD

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 Other combination Heteromer Protein × 2 其他Polymer 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 25–645 Not recorded 528 Fv from LH-type bispecific diabody Ex3 × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 2 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.93 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 1–621; UniProt 25–645

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 9ipb

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id9ipb
Deposition date deposition_date2024-07-10
Structure title titleLocal refinement structure of sEGFR and 528 Fv (from LH-type bispecific diabody Ex3) complex
Keywords keywordsbispecific antibody, diabody, EGFR, LH, Ex3, 528, local refinement, ANTITUMOR PROTEIN, ANTITUMOR PROTEIN-IMMUNE SYSTEM complex; ANTITUMOR PROTEIN/IMMUNE SYSTEM
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier37.68
Radius of gyration Rg (electron density) rg_electron37.31
Forward intensity I(0) i0124004000.00
Molecular weight molecular_weight86556.0 kDa
Excluded volume excluded_volume107030 ų
Envelope volume envelope_volume148640 ų
Hydration-shell volume shell_volume34317 ų
Envelope diameter envelope_diameter118.5
Shell Rg shell_rg41.94
Envelope Rg envelope_rg36.03
Shape Rg shape_rg37.28
Total Rg total_rg37.72
Total atoms total_atoms6051
Residues n_residues769
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 dmax117.8
Rg (real space) rg_real37.66
Rg uncertainty (real space) rg_real_error0.97
I(0) (real space) i0_real1.2400e+08
I(0) uncertainty (real space) i0_real_error2.0790e+06
Rg (reciprocal space) rg_reciprocal37.68
I(0) (reciprocal space) i0_reciprocal124000000.0000
Solution quality estimate total_estimate0.8940
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary58.9
Skewness Skewness skewness0.101
Kurtosis Kurtosis kurtosis-0.863
Angular range angular_range— – 0.2100 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha7355000.0000
Real-space data points n_real_points43
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.934; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.945; Smooth: 0.870

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)