› 3iq0

X-ray diffraction
1.79Å resolution

Crystal structure of a putative Ribokinase II in complex with ATP and Mg+2 from E.coli

Released:
DOI: 10.2210/pdb3iq0/pdb
PDB entry 3iq0 coloured by chain, front view.
PDB entry 3iq0 coloured by chain, side view.
PDB entry 3iq0 coloured by chain, top view.
Source organism: Escherichia coli O6
Entry authors: Satyanarayana L, Burley SK, Swaminathan S, New York SGX Research Center for Structural Genomics (NYSGXRC)

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-101561 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Carbohydrate kinase PfkB domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 330 amino acids
Theoretical weight: 36.55 KDa
Source organism: Escherichia coli O6
Expression system: Escherichia coli
UniProt:
  • Canonical: A0A0H2VDX9 (Residues: 2-320; Coverage: 100%)
Gene name: c4014
Sequence domains: pfkB family carbohydrate kinase
Structure domains: UDP-N-acetylmuramoyl-L-alanine:D-glutamate ligase

Ligands and Environments

2 bound ligands:
Ligand MG 3 x MG
Ligand ATP 2 x ATP
1 modified residue:
Ligand MSE 20 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X25
Spacegroup: P212121
Unit cell:
a: 63.304Å b: 87.256Å c: 112.249Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.246 0.228 0.255
Expression system: Escherichia coli

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