3tj6

human vinculin head domain (Vh1, residues 1-258) in complex with the vinculin binding site of the surface cell antigen 4 (sca4-VBS-C; residues 812-835) from Rickettsia rickettsii

Method: X-RAY DIFFRACTION Dmax: 100.3 Å Quality: REASONABLE

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

Vinculin

Homo sapiens

UniProt P18206

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 1–257 Not recorded Antigenic heat-stable 120 kDa protein × 1 (B0BXR4) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.6;298 K;2% (v/v) tacsimate (pH 5), 100 mM sodium citrate tribasic dihydrate (pH 5.6), 16% (w/v) polyethylene glycol (3,350), 20 mM Tris-HCl (pH 9), 150 mM NaCl , VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.76 Å R-free 0.235
2 Protein heterocomplex Heteromer Protein × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain A; UniProt 1–257 Not recorded Antigenic heat-stable 120 kDa protein × 3 (B0BXR4) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.6;298 K;2% (v/v) tacsimate (pH 5), 100 mM sodium citrate tribasic dihydrate (pH 5.6), 16% (w/v) polyethylene glycol (3,350), 20 mM Tris-HCl (pH 9), 150 mM NaCl , VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.76 Å R-free 0.235

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.

32 other PDB entries and 48 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name VINC_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–257; UniProt 1–257

Antigenic heat-stable 120 kDa protein

Rickettsia rickettsii

UniProt B0BXR4

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 B; UniProt 812–834 Fragment:unp residues 812-834 Vinculin × 1 (P18206) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.6;298 K;2% (v/v) tacsimate (pH 5), 100 mM sodium citrate tribasic dihydrate (pH 5.6), 16% (w/v) polyethylene glycol (3,350), 20 mM Tris-HCl (pH 9), 150 mM NaCl , VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.76 Å R-free 0.235
2 Protein heterocomplex Heteromer Protein × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain B; UniProt 812–834 Fragment:unp residues 812-834 Vinculin × 3 (P18206) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.6;298 K;2% (v/v) tacsimate (pH 5), 100 mM sodium citrate tribasic dihydrate (pH 5.6), 16% (w/v) polyethylene glycol (3,350), 20 mM Tris-HCl (pH 9), 150 mM NaCl , VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.76 Å R-free 0.235

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.

1 other PDB entries and 1 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name B0BXR4_RICRO
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–23; UniProt 812–834

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 3tj6

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3tj6
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3tj6
Deposition date deposition_date2011-08-23
Structure title titlehuman vinculin head domain (Vh1, residues 1-258) in complex with the vinculin binding site of the surface cell antigen 4 (sca4-VBS-C; residues 812-835) from Rickettsia rickettsii
Keywords keywords;cytoskeleton, epidemic typhus, sca4, spotted fever, ALPHA-HELIX BUNDLE DOMAIN, PROTEIN-PROTEIN INTERACTIONS, CELL ADHESION, CYTOSOL, FOCAL ADHESION, protein binding-toxin complex ;; protein binding/toxin
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier26.10
Radius of gyration Rg (electron density) rg_electron26.14
Forward intensity I(0) i016301100.00
Molecular weight molecular_weight30726.0 kDa
Excluded volume excluded_volume38600 ų
Envelope volume envelope_volume48633 ų
Hydration-shell volume shell_volume18134 ų
Envelope diameter envelope_diameter102.7
Shell Rg shell_rg29.02
Envelope Rg envelope_rg26.66
Shape Rg shape_rg26.16
Total Rg total_rg26.42
Total atoms total_atoms2150
Residues n_residues276
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 dmax100.3
Rg (real space) rg_real26.59
Rg uncertainty (real space) rg_real_error1.25
I(0) (real space) i0_real1.6300e+07
I(0) uncertainty (real space) i0_real_error2.6750e+05
Rg (reciprocal space) rg_reciprocal26.44
I(0) (reciprocal space) i0_reciprocal16300000.0000
Solution quality estimate total_estimate0.7216
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary21.4
Skewness Skewness skewness0.746
Kurtosis Kurtosis kurtosis0.095
Angular range angular_range— – 0.3050 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha4434000.0000
Real-space data points n_real_points62
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.405; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.191; Smooth: 0.970

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd3tj6a1
Class classa — All alpha proteins
Fold Fold folda.24 — Four-helical up-and-down bundle
Superfamily Superfamily superfamilya.24.9 — alpha-catenin/vinculin-like
Family Family familya.24.9.1 — alpha-catenin/vinculin
Domain ID domain_idd3tj6a2
Class classa — All alpha proteins
Fold Fold folda.24 — Four-helical up-and-down bundle
Superfamily Superfamily superfamilya.24.9 — alpha-catenin/vinculin-like
Family Family familya.24.9.1 — alpha-catenin/vinculin

CATH v4.4 (2 domains)

Domain ID domain_id3tj6A01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily230 — Alpha-catenin/vinculin-like
Domain ID domain_id3tj6A02
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily230 — Alpha-catenin/vinculin-like

8. Citations (1)

9. Files and Curves (10)