3pnl

X-ray diffraction
2.2Å resolution

Crystal Structure of E.coli Dha kinase DhaK-DhaL complex

Released:

Function and Biology Details

Reaction catalysed:
Phosphoenolpyruvate + glycerone = pyruvate + glycerone phosphate

Structure analysis Details

Assemblies composition:
hetero tetramer
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-160032 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
PEP-dependent dihydroxyacetone kinase, dihydroxyacetone-binding subunit DhaK Chain: A
Molecule details ›
Chain: A
Length: 357 amino acids
Theoretical weight: 38.26 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P76015 (Residues: 2-356; Coverage: 100%)
Gene names: JW5187, b1200, dhaK, ycgT
Sequence domains: Dak1 domain
Structure domains:
PEP-dependent dihydroxyacetone kinase, ADP-binding subunit DhaL Chain: B
Molecule details ›
Chain: B
Length: 211 amino acids
Theoretical weight: 22.67 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P76014 (Residues: 2-210; Coverage: 100%)
Gene names: JW5186, b1199, dhaL, ycgS
Sequence domains: DAK2 domain
Structure domains: Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 31-ID
Spacegroup: P41212
Unit cell:
a: 74.572Å b: 74.572Å c: 268.779Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.191 0.189 0.225
Expression system: Escherichia coli BL21(DE3)