PDBe 3htm

X-ray diffraction
2.5Å resolution

Structures of SPOP-Substrate Complexes: Insights into Molecular Architectures of BTB-Cul3 Ubiquitin Ligases: SPOPBTB/3-box


Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Speckle-type POZ protein Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 172 amino acids
Theoretical weight: 19.3 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: O43791 (Residues: 172-329; Coverage: 42%)
Gene name: SPOP
Sequence domains: BTB/POZ domain
Structure domains: Potassium Channel Kv1.1; Chain A

Ligands and Environments

No bound ligands

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X25
Spacegroup: P1
Unit cell:
a: 36.8Å b: 88.7Å c: 88.7Å
α: 90.8° β: 89.3° γ: 89.9°
R R work R free
0.217 0.217 0.256
Expression system: Escherichia coli