X-ray diffraction
2.77Å resolution

crystal structure of apo ck1e

Source organism: Homo sapiens

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
homo octamer (preferred)
Entry contents:
1 distinct polypeptide molecule
Casein kinase I isoform epsilon Chains: A, C, E, G, I, K, M, O, Q, S, U, W
Molecule details ›
Chains: A, C, E, G, I, K, M, O, Q, S, U, W
Length: 296 amino acids
Theoretical weight: 34.32 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P49674 (Residues: 1-294; Coverage: 71%)
Gene name: CSNK1E
Sequence domains: Protein kinase domain
Structure domains:

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 21-ID-F
Spacegroup: C2
Unit cell:
a: 180.361Å b: 142.496Å c: 232.462Å
α: 90° β: 108.57° γ: 90°
R R work R free
0.241 0.241 0.262
Expression system: Escherichia coli