4l62

X-ray diffraction
2.9Å resolution

Crystal Structure of Pseudomonas aeruginosa transcriptional regulator PA2196 bound to its operator DNA

Released:
Source organism: Pseudomonas aeruginosa PAO1
Primary publication:
Crystal structure of Pseudomonas aeruginosa transcriptional regulator PA2196 bound to its operator DNA.
Biochem Biophys Res Commun 440 317-21 (2013)
PMID: 24070609

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
PDBe Complex ID:
PDB-CPX-117779 (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct DNA molecules
Macromolecules (3 distinct):
HTH tetR-type domain-containing protein Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P
Length: 190 amino acids
Theoretical weight: 21.3 KDa
Source organism: Pseudomonas aeruginosa PAO1
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9I1S1 (Residues: 4-193; Coverage: 98%)
Gene name: PA2196
Sequence domains:
Structure domains: Tetracycline Repressor, domain 2
DNA (25-MER) Chains: Q, S, U, W
Molecule details ›
Chains: Q, S, U, W
Length: 25 nucleotides
Theoretical weight: 7.66 KDa
Source organism: Pseudomonas aeruginosa PAO1
Expression system: Not provided
DNA (25-MER) Chains: R, T, V, X
Molecule details ›
Chains: R, T, V, X
Length: 25 nucleotides
Theoretical weight: 7.69 KDa
Source organism: Pseudomonas aeruginosa PAO1
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PAL/PLS BEAMLINE 5C (4A)
Spacegroup: P3221
Unit cell:
a: 211.994Å b: 211.994Å c: 282.773Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.2 0.198 0.238
Expression systems:
  • Escherichia coli
  • Not provided