Structure analysis

Beta-catenin armadillo repeat domain bound to ICAT

X-ray diffraction
2.1Å resolution
Source organisms:
Assembly composition:
hetero dimer (preferred)
Entry contents: 2 distinct polypeptide molecules

Assemblies

Assembly 1 (preferred)
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Multimeric state: hetero dimer
Accessible surface area: 25964.07 Å2
Buried surface area: 2954.13 Å2
Dissociation area: 1,477.06 Å2
Dissociation energy (ΔGdiss): 8.72 kcal/mol
Dissociation entropy (TΔSdiss): 12.06 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-169701

Macromolecules

Chain: A
Length: 538 amino acids
Theoretical weight: 58.84 KDa
Source organism: Mus musculus
Expression system: Escherichia coli
UniProt:
  • Canonical: Q02248 (Residues: 134-671; Coverage: 69%)
Gene names: Catnb, Ctnnb1
Pfam: Armadillo/beta-catenin-like repeat
InterPro:
CATH: Leucine-rich Repeat Variant
SCOP: Armadillo repeat

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Chain: B
Length: 81 amino acids
Theoretical weight: 9.18 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q9NSA3 (Residues: 1-81; Coverage: 100%)
Gene names: CTNNBIP1, ICAT
Pfam: Beta-catenin-interacting protein ICAT
InterPro:
CATH: Beta-catenin-interacting ICAT
SCOP: beta-catenin-interacting protein ICAT

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