X-ray diffraction
1.55Å resolution

Crystal Structure of Alpha-Lytic Protease SB2+3 E8A/R105S Mutant

Source organism: Lysobacter enzymogenes
Entry authors: Agard DA, Erciyas Bailey FP, Waddling CA

Function and Biology Details

Reaction catalysed:
Preferential cleavage: Ala-|-, Val-|- in bacterial cell walls, elastin and other proteins.
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Alpha-lytic protease Chain: A
Molecule details ›
Chain: A
Length: 198 amino acids
Theoretical weight: 19.75 KDa
Source organism: Lysobacter enzymogenes
Expression system: Escherichia coli
  • Canonical: P00778 (Residues: 200-397; Coverage: 53%)
Gene name: alpha-LP
Sequence domains: Trypsin
Structure domains: Trypsin-like serine proteases

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.3.1
Spacegroup: P3221
Unit cell:
a: 66.015Å b: 66.015Å c: 79.749Å
α: 90° β: 90° γ: 120°
R R work R free
0.138 0.136 0.202
Expression system: Escherichia coli