6fae

X-ray diffraction
2.35Å resolution

The Sec7 domain of IQSEC2 (Brag1) in complex with the small GTPase Arf1

Released:
Source organism: Homo sapiens
Primary publication:
Targeting the Small GTPase Superfamily through Their Regulatory Proteins.
Angew Chem Int Ed Engl 59 6342-6366 (2020)
PMID: 30869179

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-160795 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
IQ motif and SEC7 domain-containing protein 2 Chain: A
Molecule details ›
Chain: A
Length: 371 amino acids
Theoretical weight: 43.6 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q5JU85 (Residues: 729-1099; Coverage: 25%)
Gene names: IQSEC2, KIAA0522
Sequence domains:
ADP-ribosylation factor 1 Chain: B
Molecule details ›
Chain: B
Length: 213 amino acids
Theoretical weight: 23.78 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P84077 (Residues: 18-181; Coverage: 91%)
Gene name: ARF1
Sequence domains: ADP-ribosylation factor family
Structure domains: P-loop containing nucleotide triphosphate hydrolases

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I04-1
Spacegroup: P21
Unit cell:
a: 50.995Å b: 92.744Å c: 66.895Å
α: 90° β: 105.53° γ: 90°
R-values:
R R work R free
0.243 0.24 0.285
Expression system: Escherichia coli