PDBe 1zmh

X-ray diffraction
1.5Å resolution

Crystal structure of human neutrophil peptide 2, HNP-2 (variant Gly16-> D-Ala)

Source organism: Homo sapiens

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
Cellular component:

Structure analysis Details

Assemblies composition:
homo dimer (preferred)
homo tetramer
Entry contents:
1 distinct polypeptide molecule
Neutrophil defensin 2 Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 29 amino acids
Theoretical weight: 3.4 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P59666 (Residues: 66-94; Coverage: 39%)
Gene names: DEF3, DEFA3
Sequence domains: Mammalian defensin

Ligands and Environments

3 bound ligands:

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-BM
Spacegroup: P2
Unit cell:
a: 42.038Å b: 26.051Å c: 61.587Å
α: 90° β: 105.79° γ: 90°
R R work R free
0.179 0.177 0.213
Expression system: Escherichia coli