PDBe 4tn6

X-ray diffraction
2.41Å resolution

CK1d in complex with inhibitor

Source organism: Homo sapiens
Entry author: Liu S

Function and Biology Details

Reactions catalysed:
ATP + a protein = ADP + a phosphoprotein
ATP + [tau protein] = ADP + [tau protein] phosphate
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Casein kinase I isoform delta Chains: A, B
Molecule details ›
Chains: A, B
Length: 318 amino acids
Theoretical weight: 36.66 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
  • Canonical: P48730 (Residues: 1-301; Coverage: 73%)
Gene names: CSNK1D, HCKID
Sequence domains: Protein kinase domain
Structure domains:

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 17-BM
Spacegroup: P21
Unit cell:
a: 56.487Å b: 115.336Å c: 61.533Å
α: 90° β: 109.27° γ: 90°
R R work R free
0.19 0.187 0.239
Expression system: Spodoptera frugiperda