1iq5

X-ray diffraction
1.8Å resolution

Function and Biology Details

Reaction catalysed:
ATP + a protein = ADP + a phosphoprotein
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-144049 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Calmodulin-1 Chain: A
Molecule details ›
Chain: A
Length: 149 amino acids
Theoretical weight: 16.85 KDa
Source organism: Xenopus laevis
Expression system: Escherichia coli
UniProt:
  • Canonical: P0DP33 (Residues: 1-149; Coverage: 100%)
Gene name: calm1
Sequence domains: EF-hand domain pair
Structure domains: EF-hand
Calcium/calmodulin-dependent protein kinase kinase Chain: B
Molecule details ›
Chain: B
Length: 27 amino acids
Theoretical weight: 3.2 KDa
Source organism: Caenorhabditis elegans
Expression system: Not provided
UniProt:
  • Canonical: Q3Y416 (Residues: 440-466; Coverage: 5%)
Gene names: C05H8.1, ckk-1

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-6B
Spacegroup: I222
Unit cell:
a: 77.09Å b: 84.4Å c: 59.25Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.217 0.217 0.248
Expression systems:
  • Escherichia coli
  • Not provided