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X-ray diffraction
2.71Å resolution

Crystal Structure of YLDV 14L IL-18 Binding Protein in Complex with Human IL-18

Released:

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-171919 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
14L protein Chains: A, C
Molecule details ›
Chains: A, C
Length: 118 amino acids
Theoretical weight: 14 KDa
Source organism: Yaba-like disease virus
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9DHU8 (Residues: 20-136; Coverage: 86%)
Gene name: 14L
Structure domains: Immunoglobulins
Interleukin-18 Chains: B, D
Molecule details ›
Chains: B, D
Length: 157 amino acids
Theoretical weight: 17.96 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q14116 (Residues: 37-193; Coverage: 81%)
Gene names: IGIF, IL18, IL1F4
Sequence domains: Interleukin-1 / 18
Structure domains: Trefoil (Acidic Fibroblast Growth Factor, subunit A)

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P21
Unit cell:
a: 76.38Å b: 41.771Å c: 104.431Å
α: 90° β: 98.27° γ: 90°
R-values:
R R work R free
0.224 0.219 0.27
Expression system: Escherichia coli