1sq2

X-ray diffraction
1.45Å resolution

Crystal Structure Analysis of the Nurse Shark New Antigen Receptor (NAR) Variable Domain in Complex With Lysozyme

Released:

Function and Biology Details

Reaction catalysed:
Hydrolysis of (1->4)-beta-linkages between N-acetylmuramic acid and N-acetyl-D-glucosamine residues in a peptidoglycan and between N-acetyl-D-glucosamine residues in chitodextrins

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-132864 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Lysozyme C Chain: L
Molecule details ›
Chain: L
Length: 129 amino acids
Theoretical weight: 14.33 KDa
Source organism: Gallus gallus
UniProt:
  • Canonical: P00698 (Residues: 19-147; Coverage: 100%)
Gene name: LYZ
Sequence domains: C-type lysozyme/alpha-lactalbumin family
Structure domains: Lysozyme
Ig-like domain-containing protein Chain: N
Molecule details ›
Chain: N
Length: 113 amino acids
Theoretical weight: 12.06 KDa
Source organism: Ginglymostoma cirratum
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8AXI4 (Residues: 1-113; Coverage: 100%)
Sequence domains: Immunoglobulin V-set domain
Structure domains: Immunoglobulins

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: P21212
Unit cell:
a: 74.02Å b: 109.84Å c: 29.28Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.197 0.196 0.225
Expression system: Escherichia coli