4u97

Crystal Structure of Asymmetric IRAK4 Dimer

Method: X-RAY DIFFRACTION Dmax: 89.0 Å Quality: EXCELLENT

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

Interleukin-1 receptor-associated kinase 4

Homo sapiens

UniProt Q9NWZ3

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 154–460 Chain B; UniProt 154–460 Mutation:D311N STU STAUROSPORINE × 2 SO4 SULFATE ION × 3 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;289 K;Set up at 10 mg/mL with staurosporine at a 2:1 molar ratio. Mixed with equal volumes 1.6-1.9 M ammonium sulfate, 100 mM Hepes-NaOH at pH7. Resolution 2.65 Å R-free 0.251

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.

95 other PDB entries and 276 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name IRAK4_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 6–312; UniProt 154–460 Author chain B; PDBConstruct 6–312; UniProt 154–460

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 4u97

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4u97
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4u97
Deposition date deposition_date2014-08-05
Structure title titleCrystal Structure of Asymmetric IRAK4 Dimer
Keywords keywordsKinase, Autophosphorylation, Dimer, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier28.53
Radius of gyration Rg (electron density) rg_electron27.77
Forward intensity I(0) i063196000.00
Molecular weight molecular_weight61998.0 kDa
Excluded volume excluded_volume77581 ų
Envelope volume envelope_volume97695 ų
Hydration-shell volume shell_volume30027 ų
Envelope diameter envelope_diameter95.8
Shell Rg shell_rg34.44
Envelope Rg envelope_rg27.51
Shape Rg shape_rg27.81
Total Rg total_rg28.35
Total atoms total_atoms4349
Residues n_residues542
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 dmax89.0
Rg (real space) rg_real28.55
Rg uncertainty (real space) rg_real_error0.55
I(0) (real space) i0_real6.3200e+07
I(0) uncertainty (real space) i0_real_error9.0660e+05
Rg (reciprocal space) rg_reciprocal28.55
I(0) (reciprocal space) i0_reciprocal63200000.0000
Solution quality estimate total_estimate0.9024
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary28.6
Skewness Skewness skewness0.293
Kurtosis Kurtosis kurtosis-0.650
Angular range angular_range— – 0.2800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha18900000.0000
Real-space data points n_real_points57
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.941; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.967; Smooth: 0.937

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd4u97a_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.144 — Protein kinase-like (PK-like)
Superfamily Superfamily superfamilyd.144.1 — Protein kinase-like (PK-like)
Family Family familyd.144.1.0 — automated matches
Domain ID domain_idd4u97b_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.144 — Protein kinase-like (PK-like)
Superfamily Superfamily superfamilyd.144.1 — Protein kinase-like (PK-like)
Family Family familyd.144.1.0 — automated matches

CATH v4.4 (4 domains)

Domain ID domain_id4u97A01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology200 — Phosphorylase Kinase; domain 1
Homologous superfamily homologous superfamily20 — Phosphorylase Kinase; domain 1
Domain ID domain_id4u97A02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily10 — Transferase(Phosphotransferase) domain 1
Domain ID domain_id4u97B01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology200 — Phosphorylase Kinase; domain 1
Homologous superfamily homologous superfamily20 — Phosphorylase Kinase; domain 1
Domain ID domain_id4u97B02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily10 — Transferase(Phosphotransferase) domain 1

8. Citations (1)

9. Files and Curves (10)