X-ray diffraction
2Å resolution

Human dCK C4S-S74E mutant in complex with UDP and the inhibitor 8 {2,2'-[{4-[(2R)-4-{[(4,6-diaminopyrimidin-2-yl)sulfanyl]methyl}-5-propyl-2,3-dihydro-1,3-thiazol-2-yl]benzene-1,2-diyl}bis(oxy)]diethanol}


Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Deoxycytidine kinase Chains: A, B
Molecule details ›
Chains: A, B
Length: 280 amino acids
Theoretical weight: 32.7 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • 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

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 21-ID-G
Spacegroup: P41
Unit cell:
a: 68.661Å b: 68.661Å c: 119.277Å
α: 90° β: 90° γ: 90°
R R work R free
0.207 0.205 0.238
Expression system: Escherichia coli BL21(DE3)