4kik

X-ray diffraction
2.83Å resolution

Human IkB kinase beta

Released:
Source organism: Homo sapiens

Function and Biology Details

Reactions catalysed:
ATP + a protein = ADP + a phosphoprotein
ATP + [I-kappa-B protein] = ADP + [I-kappa-B phosphoprotein]
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-127197 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Inhibitor of nuclear factor kappa-B kinase subunit beta Chain: A
Molecule details ›
Chain: A
Length: 677 amino acids
Theoretical weight: 78.25 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: O14920 (Residues: 2-664; Coverage: 88%)
Gene names: IKBKB, IKKB
Sequence domains:
Structure domains:
Inhibitor of nuclear factor kappa-B kinase subunit beta Chain: B
Molecule details ›
Chain: B
Length: 677 amino acids
Theoretical weight: 78.33 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: O14920 (Residues: 2-664; Coverage: 88%)
Gene names: IKBKB, IKKB
Sequence domains:
Structure domains:

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 12.3.1
Spacegroup: P21
Unit cell:
a: 110.954Å b: 68.689Å c: 107.401Å
α: 90° β: 107.03° γ: 90°
R-values:
R R work R free
0.186 0.184 0.236
Expression system: Spodoptera frugiperda