2qdq

Crystal structure of the talin dimerisation domain

Method: X-RAY DIFFRACTION Dmax: 56.9 Å Quality: REASONABLE

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

Talin-1

Mus musculus

UniProt P26039

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 2494–2541 Chain B; UniProt 2494–2541 Fragment:Reidues 2494-2541, dimerization domain No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 4.2;292 K;100 mM Citrate buffer (pH 4.2), 11% (w/v) PEG 3000, 200 mM Sodium Chloride, VAPOR DIFFUSION, SITTING DROP, temperature 292K Resolution 2.20 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.

50 other PDB entries and 70 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TLN1_MOUSE
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–50; UniProt 2494–2541 Author chain B; PDBConstruct 3–50; UniProt 2494–2541

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 2qdq

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id2qdq
Deposition date deposition_date2007-06-21
Structure title titleCrystal structure of the talin dimerisation domain
Keywords keywordsTalin, dimerisation domain, C-terminal actin binding site, ABS3, LATCH domain, STRUCTURAL PROTEIN; STRUCTURAL PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier15.28
Radius of gyration Rg (electron density) rg_electron15.06
Forward intensity I(0) i01454670.00
Molecular weight molecular_weight7838.0 kDa
Excluded volume excluded_volume9744 ų
Envelope volume envelope_volume11894 ų
Hydration-shell volume shell_volume7867 ų
Envelope diameter envelope_diameter54.3
Shell Rg shell_rg18.37
Envelope Rg envelope_rg15.56
Shape Rg shape_rg15.07
Total Rg total_rg15.80
Total atoms total_atoms548
Residues n_residues67
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 dmax56.9
Rg (real space) rg_real15.54
Rg uncertainty (real space) rg_real_error0.63
I(0) (real space) i0_real1.4550e+06
I(0) uncertainty (real space) i0_real_error2.1420e+04
Rg (reciprocal space) rg_reciprocal15.52
I(0) (reciprocal space) i0_reciprocal1455000.0000
Solution quality estimate total_estimate0.7488
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary13.0
Skewness Skewness skewness0.674
Kurtosis Kurtosis kurtosis0.005
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha390800.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.499; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.267; Smooth: 0.970

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

8. Citations (1)

9. Files and Curves (10)