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The X-ray Crystal Structure of the Human STAU1 SSM-'RBD'5 Domain-Swapped Dimer

X-ray diffraction
1.701Å resolution
PDB entry 4dkk coloured by chain, front view.
PDB entry 4dkk coloured by chain, side view.
PDB entry 4dkk coloured by chain, top view.
Source organism: Homo sapiens
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Double-stranded RNA-binding protein Staufen homolog 1
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Multimeric state: homo dimer
Accessible surface area: 13758.03 Å2
Buried surface area: 3323.43 Å2
Dissociation area: 1,449.66 Å2
Dissociation energy (ΔGdiss): 11.9 kcal/mol
Dissociation entropy (TΔSdiss): 12 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-132052

Macromolecules

Double-stranded RNA-binding protein Staufen homolog 1
Chain: A
Length: 115 amino acids
Theoretical weight: 12.48 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: O95793 (Residues: 448-557; Coverage: 19%)
Gene names: STAU, STAU1
Pfam: Staufen C-terminal domain
InterPro: Staufen, C-terminal
CATH:
Double-stranded RNA-binding protein Staufen homolog 1 in PDB entry 4dkk, assembly 1, front view.
Double-stranded RNA-binding protein Staufen homolog 1 in PDB entry 4dkk, assembly 1, side view.
Double-stranded RNA-binding protein Staufen homolog 1 in PDB entry 4dkk, assembly 1, top view.
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