6EGE: Unphosphorylated IRAK4 kinase domain

Crystal structure of the unphosphorylated IRAK4 kinase domain Bound to a type I inhibitor. Determined by X-ray diffraction at 1.4 Å resolution. Released 13 Feb 2019.

Method
X-ray diffraction
Resolution
1.4 Å
Organism
Homo sapiens
Chains
2
Atoms
5,095
Mol. weight
68.19 kDa
Ligands
DL1
Released
13 Feb 2019

Explore 6EGE in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

6EGE contains 36 α-helices and 34 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 19 helices, 16 β-strands

ElementResiduesLengthSheet
β-strand166-16727
α-helix170-1767
β-strand18417
α-helix185-1873
β-strand191-19557
β-strand198-20587
β-strand208-21587
α-helix227-23913
β-strand24518
α-helix246-2472
β-strand248-25147
β-strand259-26357
β-strand26918
α-helix270-2745
α-helix277-2793
α-helix280-2845
α-helix285-30420
β-strand30819
α-helix314-3163
β-strand317-31938
β-strand325-32738
β-strand33419
β-strand350-35125
α-helix352-3543
α-helix357-3604
α-helix366-38217
β-strand387110
β-strand395110
α-helix396-3983
α-helix399-4046
α-helix410-4134
α-helix423-43614
α-helix441-4433
α-helix445-4462
α-helix447-45812
Chain D: 17 helices, 18 β-strands
ElementResiduesLengthSheet
β-strand166-16721
α-helix170-1767
β-strand18411
α-helix185-1873
β-strand191-19441
β-strand198-20581
β-strand208-21581
α-helix225-23915
β-strand24512
β-strand248-25251
β-strand259-26351
β-strand26912
α-helix270-2745
α-helix277-2793
α-helix280-2845
α-helix285-30420
β-strand30813
α-helix314-3163
β-strand317-31932
β-strand325-32732
β-strand33413
β-strand33814
β-strand344-34525
α-helix357-3604
β-strand36414
α-helix367-38216
β-strand38716
β-strand39516
α-helix396-3983
α-helix399-4057
α-helix410-4134
α-helix423-43614
α-helix441-4433
α-helix445-4462
α-helix447-45610

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Interleukin-1 receptor-associated kinase 4A, Dprotein302Homo sapiensQ9NWZ3 (AlphaFold model)
Sequence of entity 1 (A, D), FASTA
>6EGE_1 Interleukin-1 receptor-associated kinase 4 (chains A, D)
GAMGSRFHSFSFYELKNVTNNFDERPISVGGNKMGEGGFGVVYKGYVNNTTVAVKKLAAM
VDITTEELKQQFDQEIKVMAKCQHENLVELLGFSSDGDDLCLVYVYMPNGSLLDRLSCLD
GTPPLSWHMRCKIAQGAANGINFLHENHHIHRNIKSANILLDEAFTAKISDFGLARASEK
FAQTVMTSRIVGTTAYMAPEALRGEITPKSDIYSFGVVLLEIITGLPAVDEHREPQLLLD
IKEEIEDEEKTIEDYIDKKMNDADSTSVEAMYSVASQCLHEKKNKRPDIKKVQQLLQEMT
AS

Ligands and cofactors

IDNameFormulaCopies
DL1N-[2-methoxy-4-(morpholin-4-yl)phenyl]-6-(1H-pyrazol-5-yl)pyridine-2-carboxamideC20 H21 N5 O32

Primary citation

Conformational flexibility and inhibitor binding to unphosphorylated interleukin-1 receptor-associated kinase 4 (IRAK4). Wang, L., Ferrao, R., Li, Q. et al. J Biol Chem (2019) 294:4511-4519. DOI 10.1074/jbc.RA118.005428 · PubMed

Other PDB entries of the same protein (UniProt Q9NWZ3 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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