7lfs

Crystal structure of the epidermal growth factor receptor extracellular region with A265V mutation in complex with epiregulin

Method: X-RAY DIFFRACTION Dmax: 163.0 Å Quality: GOOD

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

Isoform 4 of 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 1 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 25–525 Mutation:A265V Proepiregulin × 1 (O14944) ;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;293.15 K;8 mg/ml protein, 1% w/v tryptone, 1 mM sodium azide, 50 mM HEPES (pH 7.0), 20% PEG3350 Resolution 3.50 Å R-free 0.315
2 Other combination Heteromer Protein × 2 其他Polymer 1 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 25–525 Mutation:A265V Proepiregulin × 1 (O14944) ;alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;293.15 K;8 mg/ml protein, 1% w/v tryptone, 1 mM sodium azide, 50 mM HEPES (pH 7.0), 20% PEG3350 Resolution 3.50 Å R-free 0.315
3 Other combination Heteromer Protein × 2 其他Polymer 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 25–525 Mutation:A265V Proepiregulin × 1 (O14944) ;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;293.15 K;8 mg/ml protein, 1% w/v tryptone, 1 mM sodium azide, 50 mM HEPES (pH 7.0), 20% PEG3350 Resolution 3.50 Å R-free 0.315
4 Other combination Heteromer Protein × 2 其他Polymer 1 PDB declaration: dimeric(2) Consistent with protein copy count Chain D; UniProt 25–525 Mutation:A265V Proepiregulin × 1 (O14944) ;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;293.15 K;8 mg/ml protein, 1% w/v tryptone, 1 mM sodium azide, 50 mM HEPES (pH 7.0), 20% PEG3350 Resolution 3.50 Å R-free 0.315

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 562 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EGFR_HUMAN
Isoform P00533-4
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–501; UniProt 25–525 Author chain B; PDBConstruct 1–501; UniProt 25–525 Author chain C; PDBConstruct 1–501; UniProt 25–525 Author chain D; PDBConstruct 1–501; UniProt 25–525

Proepiregulin

Homo sapiens

UniProt O14944

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 1 PDB declaration: dimeric(2) Consistent with protein copy count Chain E; UniProt 63–110 Not recorded Isoform 4 of Epidermal growth factor receptor × 1 (P00533) ;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;293.15 K;8 mg/ml protein, 1% w/v tryptone, 1 mM sodium azide, 50 mM HEPES (pH 7.0), 20% PEG3350 Resolution 3.50 Å R-free 0.315
2 Other combination Heteromer Protein × 2 其他Polymer 1 PDB declaration: dimeric(2) Consistent with protein copy count Chain F; UniProt 63–110 Not recorded Isoform 4 of Epidermal growth factor receptor × 1 (P00533) ;alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;293.15 K;8 mg/ml protein, 1% w/v tryptone, 1 mM sodium azide, 50 mM HEPES (pH 7.0), 20% PEG3350 Resolution 3.50 Å R-free 0.315
3 Other combination Heteromer Protein × 2 其他Polymer 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain G; UniProt 63–110 Not recorded Isoform 4 of Epidermal growth factor receptor × 1 (P00533) ;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;293.15 K;8 mg/ml protein, 1% w/v tryptone, 1 mM sodium azide, 50 mM HEPES (pH 7.0), 20% PEG3350 Resolution 3.50 Å R-free 0.315
4 Other combination Heteromer Protein × 2 其他Polymer 1 PDB declaration: dimeric(2) Consistent with protein copy count Chain H; UniProt 63–110 Not recorded Isoform 4 of Epidermal growth factor receptor × 1 (P00533) ;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;293.15 K;8 mg/ml protein, 1% w/v tryptone, 1 mM sodium azide, 50 mM HEPES (pH 7.0), 20% PEG3350 Resolution 3.50 Å R-free 0.315

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.

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

View Construct and Data Evidence
UniProt name EREG_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain E; PDBConstruct 1–48; UniProt 63–110 Author chain F; PDBConstruct 1–48; UniProt 63–110 Author chain G; PDBConstruct 1–48; UniProt 63–110 Author chain H; PDBConstruct 1–48; UniProt 63–110

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 7lfs

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id7lfs
Deposition date deposition_date2021-01-18
Structure title titleCrystal structure of the epidermal growth factor receptor extracellular region with A265V mutation in complex with epiregulin
Keywords keywordsreceptor, epiregulin, glioblastoma, cancer, mutation, extracellular, asymmetric, dimer, ErbB1, EGFR, SIGNALING PROTEIN; SIGNALING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier48.92
Radius of gyration Rg (electron density) rg_electron48.98
Forward intensity I(0) i0916439000.00
Molecular weight molecular_weight235880.0 kDa
Excluded volume excluded_volume288960 ų
Envelope volume envelope_volume431370 ų
Hydration-shell volume shell_volume75965 ų
Envelope diameter envelope_diameter172.6
Shell Rg shell_rg50.44
Envelope Rg envelope_rg47.63
Shape Rg shape_rg49.00
Total Rg total_rg48.99
Total atoms total_atoms16443
Residues n_residues2184
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 dmax163.0
Rg (real space) rg_real49.06
Rg uncertainty (real space) rg_real_error1.54
I(0) (real space) i0_real9.1640e+08
I(0) uncertainty (real space) i0_real_error1.6560e+07
Rg (reciprocal space) rg_reciprocal48.92
I(0) (reciprocal space) i0_reciprocal916300000.0000
Solution quality estimate total_estimate0.8529
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary56.0
Skewness Skewness skewness0.425
Kurtosis Kurtosis kurtosis-0.155
Angular range angular_range— – 0.1600 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha53360000.0000
Real-space data points n_real_points33
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.871; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.472

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 6 domains

CATH v4.4 (6 domains)

Domain ID domain_id7lfsA01
Class class3 — Alpha Beta
Architecture architecture80 — Alpha-Beta Horseshoe
Topology topology20 — 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a'; Chain A
Homologous superfamily homologous superfamily20 — Receptor L-domain
Domain ID domain_id7lfsA02
Class class3 — Alpha Beta
Architecture architecture80 — Alpha-Beta Horseshoe
Topology topology20 — 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a'; Chain A
Homologous superfamily homologous superfamily20 — Receptor L-domain
Domain ID domain_id7lfsB01
Class class3 — Alpha Beta
Architecture architecture80 — Alpha-Beta Horseshoe
Topology topology20 — 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a'; Chain A
Homologous superfamily homologous superfamily20 — Receptor L-domain
Domain ID domain_id7lfsB02
Class class3 — Alpha Beta
Architecture architecture80 — Alpha-Beta Horseshoe
Topology topology20 — 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a'; Chain A
Homologous superfamily homologous superfamily20 — Receptor L-domain
Domain ID domain_id7lfsD01
Class class3 — Alpha Beta
Architecture architecture80 — Alpha-Beta Horseshoe
Topology topology20 — 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a'; Chain A
Homologous superfamily homologous superfamily20 — Receptor L-domain
Domain ID domain_id7lfsD02
Class class3 — Alpha Beta
Architecture architecture80 — Alpha-Beta Horseshoe
Topology topology20 — 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a'; Chain A
Homologous superfamily homologous superfamily20 — Receptor L-domain

8. Citations (1)

9. Files and Curves (10)