X-ray diffraction
1.66Å resolution

Structures of SPOP-Substrate Complexes: Insights into Molecular Architectures of BTB-Cul3 Ubiquitin Ligases:SPOPMATHx-PucSBC1_pep2


Function and Biology Details

Reactions catalysed:
[a protein]-serine/threonine phosphate + H(2)O = [a protein]-serine/threonine + phosphate
Protein tyrosine phosphate + H(2)O = protein tyrosine + phosphate
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
Non-polymer only dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Speckle-type POZ protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 145 amino acids
Theoretical weight: 16.49 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: O43791 (Residues: 28-166; Coverage: 37%)
Gene name: SPOP
Sequence domains: MATH domain
Structure domains: Apoptosis, Tumor Necrosis Factor Receptor Associated Protein 2; Chain A
Puckered, isoform A Chains: C, D
Molecule details ›
Chains: C, D
Length: 16 amino acids
Theoretical weight: 1.64 KDa
Source organism: Drosophila melanogaster
Expression system: Not provided
  • Canonical: Q9VHV8 (Residues: 91-106; Coverage: 3%)
Gene names: 0238, 03, 08, 1351, CG7850, Dmel\CG7850, Dmel_CG7850, JNK-DSP, MKP, PUC, Puc, hrt, l(3)84Eh, l(3)A251.1, l(3)j4E1, puc, vco

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-BM
Spacegroup: C2
Unit cell:
a: 90.795Å b: 43.69Å c: 86.819Å
α: 90° β: 107.03° γ: 90°
R R work R free
0.247 0.247 0.258
Expression systems:
  • Escherichia coli
  • Not provided