2fif

X-ray diffraction
2.49Å resolution

Crystal Structure of a Bovine Rabex-5 fragment complexed with ubiquitin

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-127589 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Ubiquitin Chains: A, C, E
Molecule details ›
Chains: A, C, E
Length: 76 amino acids
Theoretical weight: 8.58 KDa
Source organism: Bos taurus
UniProt:
  • Canonical: P0CH28 (Residues: 609-684; Coverage: 11%)
Gene name: UBC
Sequence domains: Ubiquitin family
Structure domains: Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
Rab5 GDP/GTP exchange factor Chains: B, D, F
Molecule details ›
Chains: B, D, F
Length: 70 amino acids
Theoretical weight: 8.12 KDa
Source organism: Bos taurus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: O18973 (Residues: 9-73; Coverage: 13%)
Gene names: RABEX5, RABGEF1
Sequence domains: A20-like zinc finger
Structure domains: Single alpha-helices involved in coiled-coils or other helix-helix interfaces

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X12C
Spacegroup: C2
Unit cell:
a: 192.2Å b: 44.42Å c: 69.17Å
α: 90° β: 108.98° γ: 90°
R-values:
R R work R free
0.23 0.228 0.263
Expression system: Escherichia coli BL21(DE3)