7d8b

Engineering Disulphide-Free Autonomous Antibody VH Domains to modulate intracellular pathways

Method: X-RAY DIFFRACTION Dmax: 96.6 Å Quality: GOOD

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

Eukaryotic translation initiation factor 4E

Homo sapiens

UniProt P06730

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 1–217 Not recorded VH-S4 × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;289 K;0.01M Tri-sodium citrate, 16% PEG 6000 Resolution 2.46 Å R-free 0.292
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 1–217 Not recorded VH-S4 × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;289 K;0.01M Tri-sodium citrate, 16% PEG 6000 Resolution 2.46 Å R-free 0.292

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.

44 other PDB entries and 63 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name IF4E_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–217; UniProt 1–217 Author chain C; PDBConstruct 1–217; UniProt 1–217

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 7d8b

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7d8b
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7d8b
Deposition date deposition_date2020-10-07
Structure title titleEngineering Disulphide-Free Autonomous Antibody VH Domains to modulate intracellular pathways
Keywords keywordsCap dependent translation, Complex, VH domain, RNA BINDING PROTEIN; RNA BINDING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier29.72
Radius of gyration Rg (electron density) rg_electron28.91
Forward intensity I(0) i076421200.00
Molecular weight molecular_weight68228.0 kDa
Excluded volume excluded_volume85200 ų
Envelope volume envelope_volume109610 ų
Hydration-shell volume shell_volume31979 ų
Envelope diameter envelope_diameter97.7
Shell Rg shell_rg35.54
Envelope Rg envelope_rg28.78
Shape Rg shape_rg28.85
Total Rg total_rg29.72
Total atoms total_atoms4817
Residues n_residues610
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 dmax96.6
Rg (real space) rg_real29.71
Rg uncertainty (real space) rg_real_error0.73
I(0) (real space) i0_real7.6420e+07
I(0) uncertainty (real space) i0_real_error1.1800e+06
Rg (reciprocal space) rg_reciprocal29.72
I(0) (reciprocal space) i0_reciprocal76420000.0000
Solution quality estimate total_estimate0.8986
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary32.8
Skewness Skewness skewness0.267
Kurtosis Kurtosis kurtosis-0.515
Angular range angular_range— – 0.2650 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha27770000.0000
Real-space data points n_real_points54
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.918; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.981; Smooth: 0.941

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id7d8bB01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id7d8bD01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins

8. Citations (1)

9. Files and Curves (10)