7c2v

Crystal Structure of IRAK4 kinase in complex with the inhibitor CA-4948

Method: X-RAY DIFFRACTION Dmax: 108.0 Å Quality: GOOD

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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 162–460 Chain B; UniProt 162–460 Chain C; UniProt 162–460 Chain D; UniProt 162–460 Non-standard monomer:Yes (specific site not provided by mmCIF) FJ0 2-(2-methylpyridin-4-yl)-N-[2-morpholin-4-yl-5-[(3R)-3-oxidanylpyrrolidin-1-yl]-[1,3]oxazolo[4,5-b]pyridin-6-yl]-1,3-oxazole-4-carboxamide × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.4;298 K;0.1 M sodium acetate pH 5.4, 2.3 M sodium malonate Resolution 2.44 Å R-free 0.253

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 2–300; UniProt 162–460 Author chain B; PDBConstruct 2–300; UniProt 162–460 Author chain C; PDBConstruct 2–300; UniProt 162–460 Author chain D; PDBConstruct 2–300; UniProt 162–460

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 7c2v

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7c2v
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7c2v
Deposition date deposition_date2020-05-09
Structure title titleCrystal Structure of IRAK4 kinase in complex with the inhibitor CA-4948
Keywords keywordsIRAK4, Inhibitor, CA-4948, Kinase, CELL CYCLE, TRANSFERASE-TRANSFERASE INHIBITOR complex; TRANSFERASE/TRANSFERASE INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier33.77
Radius of gyration Rg (electron density) rg_electron32.84
Forward intensity I(0) i0276809000.00
Molecular weight molecular_weight130510.0 kDa
Excluded volume excluded_volume162060 ų
Envelope volume envelope_volume208400 ų
Hydration-shell volume shell_volume51630 ų
Envelope diameter envelope_diameter113.9
Shell Rg shell_rg40.63
Envelope Rg envelope_rg32.59
Shape Rg shape_rg32.77
Total Rg total_rg33.64
Total atoms total_atoms9113
Residues n_residues1126
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 dmax108.0
Rg (real space) rg_real33.66
Rg uncertainty (real space) rg_real_error0.71
I(0) (real space) i0_real2.7680e+08
I(0) uncertainty (real space) i0_real_error4.3990e+06
Rg (reciprocal space) rg_reciprocal33.73
I(0) (reciprocal space) i0_reciprocal276800000.0000
Solution quality estimate total_estimate0.8919
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary41.3
Skewness Skewness skewness0.271
Kurtosis Kurtosis kurtosis-0.286
Angular range angular_range— – 0.2350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha56730000.0000
Real-space data points n_real_points48
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.886; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.933

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 13 domains

SCOP 2.08 (5 domains)

Domain ID domain_idd7c2va_
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_idd7c2vb1
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_idd7c2vb2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd7c2vc_
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_idd7c2vd_
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 (8 domains)

Domain ID domain_id7c2vA01
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_id7c2vA02
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_id7c2vB01
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_id7c2vB02
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_id7c2vC01
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_id7c2vC02
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_id7c2vD01
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_id7c2vD02
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)