2a7q

X-ray diffraction
2.55Å resolution

Crystal structure of human dCK complexed with clofarabine and ADP

Released:
Source organism: Homo sapiens

Function and Biology Details

Reactions catalysed:
ATP + deoxyguanosine = ADP + dGMP
NTP + deoxycytidine = NDP + dCMP
ATP + deoxyadenosine = ADP + dAMP
Biochemical function:
Cellular component:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-151058 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Deoxycytidine kinase Chain: A
Molecule details ›
Chain: A
Length: 263 amino acids
Theoretical weight: 30.83 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P27707 (Residues: 1-260; Coverage: 100%)
Gene name: DCK
Sequence domains: Deoxynucleoside kinase
Structure domains: P-loop containing nucleotide triphosphate hydrolases

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 24-ID-C
Spacegroup: P43212
Unit cell:
a: 80.145Å b: 80.145Å c: 93.669Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.216 0.213 0.246
Expression system: Escherichia coli BL21(DE3)