2m20

EGFR transmembrane - juxtamembrane (TM-JM) segment in bicelles: MD guided NMR refined structure.

Method: SOLUTION NMR Dmax: 92.8 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 homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 642–697 Chain B; UniProt 642–697 Fragment:EGFR Transmembrane-Juxtamembrane segment, UNP residues 642-697 Mutation:M9L (M650 in UNP P00533), M27I (M668 in UNP P00533) No other associated polymer SOLUTION NMR NMR measurement conditions:pH 6.2;312 K;Ionic strength (raw mmCIF value) 0.05;Pressure ambient NMR sample composition:0.300 mM [U-100% 13C; U-100% 15N; U-80% 2H] EGFR TM-JM, 50 mM MES, 5 mM TCEP, 1 mM EDTA, 0.05 mM AMESF, 10 % [U-2H] D2O, 0.02 % sodium azide, 9.4 mM [U-99% 2H] DMPC (D54), 37.98 mM [U-99% 2H] DHPC (D22), 90% H2O/10% D2O | 90% H2O/10% D2O NMR sample composition:0.300 mM [U-100% 13C; U-100% 15N] EGFR TM-JM, 50 mM MES, 5 mM TCEP, 1 mM EDTA, 0.05 mM AMESF, 10 % [U-2H] D2O, 0.02 % sodium azide, 9.4 mM [U-99% 2H] DMPC (D54), 37.98 mM [U-99% 2H] DHPC (D22), 90% H2O/10% D2O | 90% H2O/10% D2O NMR sample composition:0.300 mM EGFR TM-JM, 50 mM MES, 5 mM TCEP, 1 mM EDTA, 0.05 mM AMESF, 10 % [U-2H] D2O, 0.02 % sodium azide, 18.8 mM [U-99% 2H] DMPC (D54), 77.86 mM [U-99% 2H] DHPC (D22), 0.300 mM EGFR TM-JM, 90% H2O/10% D2O | 90% H2O/10% D2O Resolution not provided

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 1–56; UniProt 642–697 Author chain B; PDBConstruct 1–56; UniProt 642–697

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 2m20

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2m20
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2m20
Deposition date deposition_date2012-12-11
Structure title titleEGFR transmembrane - juxtamembrane (TM-JM) segment in bicelles: MD guided NMR refined structure.
Keywords keywordsTransmembrane, Cell Signaling, Juxtamembrane, SIGNALING PROTEIN; SIGNALING PROTEIN
Experimental Method methodSOLUTION NMR

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

Radius of gyration Rg (Guinier) rg_guinier22.81
Radius of gyration Rg (electron density) rg_electron23.59
Forward intensity I(0) i0212817000.00
Molecular weight molecular_weight135490.0 kDa
Excluded volume excluded_volume176810 ų
Envelope volume envelope_volume68340 ų
Hydration-shell volume shell_volume22412 ų
Envelope diameter envelope_diameter99.5
Shell Rg shell_rg32.33
Envelope Rg envelope_rg28.30
Shape Rg shape_rg23.57
Total Rg total_rg24.06
Total atoms total_atoms20460
Residues n_residues1200
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 dmax92.8
Rg (real space) rg_real23.15
Rg uncertainty (real space) rg_real_error1.31
I(0) (real space) i0_real2.1280e+08
I(0) uncertainty (real space) i0_real_error3.5340e+06
Rg (reciprocal space) rg_reciprocal23.07
I(0) (reciprocal space) i0_reciprocal212800000.0000
Solution quality estimate total_estimate0.7272
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary23.9
Skewness Skewness skewness0.612
Kurtosis Kurtosis kurtosis0.062
Angular range angular_range— – 0.3500 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha169800.0000
Real-space data points n_real_points67
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.379; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.346; Smooth: 0.966

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (1)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id2m20A00
Class class6 — Special
Architecture architecture10 — Helix non-globular
Topology topology250 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
Homologous superfamily homologous superfamily2930
Domain ID domain_id2m20B00
Class class6 — Special
Architecture architecture10 — Helix non-globular
Topology topology250 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
Homologous superfamily homologous superfamily2930

8. Citations (2)

9. Files and Curves (10)