X-ray diffraction
2.2Å resolution

Crystal structure of middle domain of eukaryotic translation initiation factor eIF3b


Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Eukaryotic translation initiation factor 3 subunit B Chains: A, B
Molecule details ›
Chains: A, B
Length: 497 amino acids
Theoretical weight: 56.94 KDa
Source organism: Saccharomyces cerevisiae S288C
Expression system: Escherichia coli
  • Canonical: P06103 (Residues: 172-665; Coverage: 65%)
Gene names: CDC63, PRT1, YOR361C
Sequence domains: Eukaryotic translation initiation factor eIF2A

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06SA
Spacegroup: P21
Unit cell:
a: 60.16Å b: 175.87Å c: 71.32Å
α: 90° β: 113.62° γ: 90°
R R work R free
0.19 0.187 0.226
Expression system: Escherichia coli