1jhe

X-ray diffraction
2.5Å resolution

LEXA L89P Q92W E152A K156A MUTANT

Released:

Function and Biology Details

Reaction catalysed:
Hydrolysis of Ala(84)-|-Gly bond in repressor LexA.
Biochemical function:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-141580 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
LexA repressor Chains: A, B
Molecule details ›
Chains: A, B
Length: 135 amino acids
Theoretical weight: 14.92 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A7C2 (Residues: 68-202; Coverage: 67%)
Gene names: JW4003, b4043, exrA, lexA, spr, tsl, umuA
Sequence domains: Peptidase S24-like
Structure domains: Umud Fragment, subunit A

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: C2
Unit cell:
a: 124.7Å b: 43.7Å c: 49.5Å
α: 90° β: 109.5° γ: 90°
R-values:
R R work R free
0.22 0.22 0.284
Expression system: Escherichia coli