PDBe 2pvp

X-ray diffraction
2.4Å resolution

Crystal structure of D-Alanine-D-Alanine Ligase from Helicobacter pylori

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
D-alanine--D-alanine ligase Chains: A, B
Molecule details ›
Chains: A, B
Length: 367 amino acids
Theoretical weight: 41.96 KDa
Source organism: Helicobacter pylori SS1
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q2N4T5 (Residues: 1-347; Coverage: 100%)
Gene name: ddl
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-17A
Spacegroup: P212121
Unit cell:
a: 70.969Å b: 89.016Å c: 121.883Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.229 0.229 0.283
Expression system: Escherichia coli BL21