5xbh

X-ray diffraction
2.23Å resolution

Crystal structure of R145E mutant of thymidylate kinase (aq_969) from Aquifex Aeolicus VF5

Released:

Function and Biology Details

Reaction catalysed:
ATP + dTMP = ADP + dTDP
Biochemical function:
Cellular component:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-130444 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Thymidylate kinase Chains: A, B
Molecule details ›
Chains: A, B
Length: 195 amino acids
Theoretical weight: 22.37 KDa
Source organism: Aquifex aeolicus VF5
Expression system: Escherichia coli
UniProt:
  • Canonical: O67099 (Residues: 1-195; Coverage: 100%)
Gene names: aq_969, tmk
Sequence domains: Thymidylate kinase
Structure domains: P-loop containing nucleotide triphosphate hydrolases

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: BRUKER AXS MICROSTAR
Spacegroup: P1
Unit cell:
a: 42.82Å b: 51.55Å c: 51.76Å
α: 97.01° β: 105.9° γ: 111.66°
R-values:
R R work R free
0.231 0.229 0.281
Expression system: Escherichia coli