5xzx

X-ray diffraction
3Å resolution

Crystal structure of importin-alpha3 bound to the nuclear localization signal of Ran-binding protein 3

Released:
Source organism: Homo sapiens
Primary publication:
Crystal structure of importin-α3 bound to the nuclear localization signal of Ran-binding protein 3.
Biochem Biophys Res Commun 491 609-613 (2017)
PMID: 28760339

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-126377 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Importin subunit alpha-3 Chain: A
Molecule details ›
Chain: A
Length: 416 amino acids
Theoretical weight: 45.76 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: O00629 (Residues: 70-485; Coverage: 80%)
Gene names: KPNA4, QIP1
Sequence domains:
Ran-binding protein 3 Chain: B
Molecule details ›
Chain: B
Length: 30 amino acids
Theoretical weight: 3.23 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9H6Z4 (Residues: 99-128; Coverage: 5%)
Gene name: RANBP3

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: P21
Unit cell:
a: 47.97Å b: 60.22Å c: 85.02Å
α: 90° β: 100.54° γ: 90°
R-values:
R R work R free
0.229 0.227 0.281
Expression system: Escherichia coli