2z82

Crystal structure of the TLR1-TLR2 heterodimer induced by binding of a tri-acylated lipopeptide

Method: X-RAY DIFFRACTION Dmax: 90.6 Å Quality: EXCELLENT

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

Toll-like receptor 2, Variable lymphocyte receptor B

Eptatretus burgeri

UniProt Q4G1L2

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Monomer Protein × 1 其他Polymer 2 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 133–199 Fragment:TLR2, UNP residues 27-506(Mouse), VLRB.61, UNP residues 133-199(Inshore hagfish) 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 PDJ (2R)-3-{[(2R)-2-AMINO-3-HYDROXYPROPYL]THIO}PROPANE-1,2-DIYL DIHEXADECANOATE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.5;296 K;0.2M ammonium sulfate, 0.1M Tris-HCl pH8.5 and 34% PEG1000, VAPOR DIFFUSION, HANGING DROP, temperature 296K Resolution 2.60 Å R-free 0.277

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.

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

View Construct and Data Evidence
UniProt name Q4G1L2_EPTBU
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 483–549; UniProt 133–199

Toll-like receptor 2, Variable lymphocyte receptor B

Eptatretus burgeri

UniProt Q9QUN7

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Monomer Protein × 1 其他Polymer 2 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 27–506 Fragment:TLR2, UNP residues 27-506(Mouse), VLRB.61, UNP residues 133-199(Inshore hagfish) 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 PDJ (2R)-3-{[(2R)-2-AMINO-3-HYDROXYPROPYL]THIO}PROPANE-1,2-DIYL DIHEXADECANOATE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.5;296 K;0.2M ammonium sulfate, 0.1M Tris-HCl pH8.5 and 34% PEG1000, VAPOR DIFFUSION, HANGING DROP, temperature 296K Resolution 2.60 Å R-free 0.277

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.

5 other PDB entries and 5 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TLR2_MOUSE
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–480; UniProt 27–506

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 2z82

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2z82
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2z82
Deposition date deposition_date2007-08-30
Structure title titleCrystal structure of the TLR1-TLR2 heterodimer induced by binding of a tri-acylated lipopeptide
Keywords keywords;TLR2, Pam2CSK4, lipopeptide, innate immunity, Cytoplasmic vesicle, Glycoprotein, Immune response, Inflammatory response, Leucine-rich repeat, Membrane, Receptor, Transmembrane, IMMUNE SYSTEM ;; IMMUNE SYSTEM
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier30.74
Radius of gyration Rg (electron density) rg_electron29.58
Forward intensity I(0) i062221100.00
Molecular weight molecular_weight63748.0 kDa
Excluded volume excluded_volume80637 ų
Envelope volume envelope_volume105280 ų
Hydration-shell volume shell_volume29250 ų
Envelope diameter envelope_diameter91.3
Shell Rg shell_rg37.45
Envelope Rg envelope_rg28.89
Shape Rg shape_rg29.56
Total Rg total_rg30.43
Total atoms total_atoms4479
Residues n_residues549
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 dmax90.6
Rg (real space) rg_real30.64
Rg uncertainty (real space) rg_real_error0.51
I(0) (real space) i0_real6.2220e+07
I(0) uncertainty (real space) i0_real_error8.6590e+05
Rg (reciprocal space) rg_reciprocal30.69
I(0) (reciprocal space) i0_reciprocal62220000.0000
Solution quality estimate total_estimate0.9040
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary24.4
Skewness Skewness skewness0.044
Kurtosis Kurtosis kurtosis-0.897
Angular range angular_range— – 0.2600 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha19720000.0000
Real-space data points n_real_points53
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.940; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.984; Smooth: 0.945

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id2z82A00
Class class3 — Alpha Beta
Architecture architecture80 — Alpha-Beta Horseshoe
Topology topology10 — Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)
Homologous superfamily homologous superfamily10 — Ribonuclease Inhibitor

8. Citations (1)

9. Files and Curves (10)