4kzn

crystal structure of human VEGF-A receptor binding domain

Method: X-RAY DIFFRACTION Dmax: 64.8 Å Quality: GOOD

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

Vascular endothelial growth factor A

Homo sapiens

UniProt P15692

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 Homooligomer Protein × 2 其他Polymer 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 39–135 Fragment:receptor binding domain, UNP residues 39-135 ;alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose ; × 2 PGE TRIETHYLENE GLYCOL × 2 SO4 SULFATE ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7;295 K;Li2SO4, PEG200, Tris buffer, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K Resolution 1.71 Å R-free 0.218

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.

50 other PDB entries and 72 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name VEGFA_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 8–104; UniProt 39–135

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 4kzn

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4kzn
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4kzn
Deposition date deposition_date2013-05-30
Structure title titlecrystal structure of human VEGF-A receptor binding domain
Keywords keywordsVEGF A, PDGF family, receptor binding, HORMONE; HORMONE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.57
Radius of gyration Rg (electron density) rg_electron18.31
Forward intensity I(0) i03312840.00
Molecular weight molecular_weight12384.0 kDa
Excluded volume excluded_volume15229 ų
Envelope volume envelope_volume19844 ų
Hydration-shell volume shell_volume10378 ų
Envelope diameter envelope_diameter63.6
Shell Rg shell_rg22.08
Envelope Rg envelope_rg18.66
Shape Rg shape_rg18.33
Total Rg total_rg18.97
Total atoms total_atoms856
Residues n_residues95
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 dmax64.8
Rg (real space) rg_real18.74
Rg uncertainty (real space) rg_real_error0.50
I(0) (real space) i0_real3.3130e+06
I(0) uncertainty (real space) i0_real_error4.5150e+04
Rg (reciprocal space) rg_reciprocal18.71
I(0) (reciprocal space) i0_reciprocal3313000.0000
Solution quality estimate total_estimate0.8598
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary18.6
Skewness Skewness skewness0.466
Kurtosis Kurtosis kurtosis-0.381
Angular range angular_range— – 0.4300 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha289300.0000
Real-space data points n_real_points74
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.837; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.664; Smooth: 0.997

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd4kzna_
Class classg — Small proteins
Fold Fold foldg.17 — Cystine-knot cytokines
Superfamily Superfamily superfamilyg.17.1 — Cystine-knot cytokines
Family Family familyg.17.1.1 — Platelet-derived growth factor-like

CATH v4.4 (1 domains)

Domain ID domain_id4kznA00
Class class2 — Mainly Beta
Architecture architecture10 — Ribbon
Topology topology90 — Cystine Knot Cytokines, subunit B
Homologous superfamily homologous superfamily10 — Cystine-knot cytokines

8. Citations (1)

9. Files and Curves (10)