› 3fn2

X-ray diffraction
1.9Å resolution

Crystal structure of a putative sensor histidine kinase domain from Clostridium symbiosum ATCC 14940

Released:
DOI: 10.2210/pdb3fn2/pdb
PDB entry 3fn2 coloured by chain, front view.
PDB entry 3fn2 coloured by chain, side view.
PDB entry 3fn2 coloured by chain, top view.
Source organism: [Clostridium] symbiosum ATCC 14940
Entry authors: Cuff ME, Tesar C, Freeman L, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-163555 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Putative sensor histidine kinase domain Chains: A, B
Molecule details ›
Chains: A, B
Length: 106 amino acids
Theoretical weight: 12.71 KDa
Source organism: [Clostridium] symbiosum ATCC 14940
Expression system: Escherichia coli
Structure domains: histidine kinase doma clostridium symbiosum atcc 14940

Ligands and Environments

3 bound ligands:
Ligand K 1 x K
Ligand PO4 1 x PO4
Ligand EDO 1 x EDO
1 modified residue:
Ligand MSE 6 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-BM
Spacegroup: R3
Unit cell:
a: 107.252Å b: 107.252Å c: 49.71Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.19 0.187 0.251
Expression system: Escherichia coli

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