› 4rgu

X-ray diffraction
1.89Å resolution

Crystal Structure of Putative MarR Family Transcriptional Regulator HcaR from Acinetobacter sp. ADP complexed with ferulic acid

Released:
DOI: 10.2210/pdb4rgu/pdb
PDB entry 4rgu coloured by chain, front view.
PDB entry 4rgu coloured by chain, side view.
PDB entry 4rgu coloured by chain, top view.
Source organism: Acinetobacter baylyi ADP1
Entry authors: Kim Y, Joachimiak G, Bigelow L, Cobb G, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-182172 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
HTH marR-type domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 162 amino acids
Theoretical weight: 18.37 KDa
Source organism: Acinetobacter baylyi ADP1
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q7X0D9 (Residues: 1-159; Coverage: 100%)
Gene names: ACIAD1728, hcaR
Sequence domains: MarR family
Structure domains: Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain

Ligands and Environments

4 bound ligands:
Ligand FER 2 x FER
Ligand CL 2 x CL
Ligand GOL 4 x GOL
Ligand NA 1 x NA
1 modified residue:
Ligand MSE 8 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-BM
Spacegroup: P21212
Unit cell:
a: 63.668Å b: 82.812Å c: 63.165Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.176 0.175 0.206
Expression system: Escherichia coli BL21(DE3)

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