1px3

X-ray diffraction
1.6Å resolution

E. COLI (LACZ) BETA-GALACTOSIDASE (G794A)

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Beta-galactosidase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 1023 amino acids
Theoretical weight: 116.52 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P00722 (Residues: 10-1024; Coverage: 99%)
Gene names: JW0335, b0344, lacZ
Sequence domains:
Structure domains:

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 5.0.2
Spacegroup: P212121
Unit cell:
a: 149.7Å b: 168.59Å c: 200.99Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.192 0.192 0.243
Expression system: Escherichia coli