› 2ppx

X-ray diffraction
2Å resolution

Crystal structure of a HTH XRE-family like protein from Agrobacterium tumefaciens

Released:
DOI: 10.2210/pdb2ppx/pdb
PDB entry 2ppx coloured by chain, front view.
PDB entry 2ppx coloured by chain, side view.
PDB entry 2ppx coloured by chain, top view.
Source organism: Agrobacterium fabrum str. C58
Entry authors: Cuff ME, Skarina T, Onopriyenko O, Edwards A, Savchenko A, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:
Structure domain:

Structure analysis Details

Assemblies composition:
homo tetramer
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-108908 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
HTH cro/C1-type domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 99 amino acids
Theoretical weight: 10.93 KDa
Source organism: Agrobacterium fabrum str. C58
Expression system: Escherichia coli
UniProt:
  • Canonical: A9CIQ1 (Residues: 1-95; Coverage: 100%)
Gene name: Atu1735
Sequence domains: Helix-turn-helix
Structure domains: lambda repressor-like DNA-binding domains

Ligands and Environments

2 bound ligands:
Ligand SO4 6 x SO4
Ligand GOL 2 x GOL
1 modified residue:
Ligand MSE 2 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P6422
Unit cell:
a: 70.696Å b: 70.696Å c: 103.736Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.198 0.196 0.244
Expression system: Escherichia coli

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