4i1o

X-ray diffraction
2.7Å resolution

Crystal structure of the Legionella pneumophila GAP domain of LepB in complex with Rab1b bound to GDP and BeF3

Released:

Function and Biology Details

Reaction catalysed:
GTP + H(2)O = GDP + phosphate
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-178595 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Ras-related protein Rab-1B Chains: A, C, E, G
Molecule details ›
Chains: A, C, E, G
Length: 181 amino acids
Theoretical weight: 20.48 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9H0U4 (Residues: 3-174; Coverage: 86%)
Gene name: RAB1B
Sequence domains: Ras family
Structure domains: P-loop containing nucleotide triphosphate hydrolases
LepB Chains: B, D, F, H
Molecule details ›
Chains: B, D, F, H
Length: 302 amino acids
Theoretical weight: 34.13 KDa
Source organism: Legionella pneumophila subsp. pneumophila str. Philadelphia 1
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q5ZSM7 (Residues: 317-618; Coverage: 23%)
Gene names: lepB, lpg2490
Sequence domains:
Structure domains:

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X10SA
Spacegroup: P31
Unit cell:
a: 124.41Å b: 124.41Å c: 147.47Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.219 0.217 0.249
Expression system: Escherichia coli BL21(DE3)