PDBe 1mi7

X-ray diffraction
2.5Å resolution

Crystal Structure of Domain Swapped trp Aporepressor in 30%(v/v) Isopropanol

Source organism: Escherichia coli

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Trp operon repressor Chain: R
Molecule details ›
Chain: R
Length: 107 amino acids
Theoretical weight: 12.24 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P0A881 (Residues: 2-108; Coverage: 99%)
Gene names: JW4356, b4393, rtrY, trpR
Sequence domains: Trp repressor protein
Structure domains: TrpR-like

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X25
Spacegroup: P6122
Unit cell:
a: 85.31Å b: 85.31Å c: 113.968Å
α: 90° β: 90° γ: 120°
R R work R free
0.255 0.253 0.288
Expression system: Escherichia coli BL21(DE3)