PDBe 5ei2

X-ray diffraction
2.67Å resolution

Rapid Discovery of Pyrido[3,4-d]pyrimidine Inhibitors of Monopolar Spindle kinase 1 (MPS1) Using a Structure-Based Hydridization Approach


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Dual specificity protein kinase TTK Chain: A
Molecule details ›
Chain: A
Length: 313 amino acids
Theoretical weight: 36.12 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P33981 (Residues: 516-808; Coverage: 34%)
Gene names: MPS1, MPS1L1, TTK
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: RIGAKU FR-X
Spacegroup: I222
Unit cell:
a: 69.64Å b: 102.14Å c: 109.99Å
α: 90° β: 90° γ: 90°
R R work R free
0.239 0.236 0.295
Expression system: Escherichia coli