PDBe 4x38

X-ray diffraction
2.12Å resolution

Gallus interleukin-1 beta mutant - E118A

Source organism: Gallus gallus
Entry authors: Yin HS, Cheng WT

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Interleukin-1 Chain: A
Molecule details ›
Chain: A
Length: 168 amino acids
Theoretical weight: 18.85 KDa
Source organism: Gallus gallus
Expression system: Escherichia coli
  • Canonical: O73909 (Residues: 106-267; Coverage: 61%)
Gene names: IL1B, IL1beta, il-1beta
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: NSRRC BEAMLINE BL13B1
Spacegroup: P212121
Unit cell:
a: 35.67Å b: 35.758Å c: 102.274Å
α: 90° β: 90° γ: 90°
R R work R free
0.193 0.19 0.247
Expression system: Escherichia coli