PDBe 1m1e

X-ray diffraction
2.1Å resolution

Beta-catenin armadillo repeat domain bound to ICAT


Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Catenin beta-1 Chain: A
Molecule details ›
Chain: A
Length: 538 amino acids
Theoretical weight: 58.84 KDa
Source organism: Mus musculus
Expression system: Escherichia coli
  • Canonical: Q02248 (Residues: 134-671; Coverage: 69%)
Gene names: Catnb, Ctnnb1
Sequence domains: Armadillo/beta-catenin-like repeat
Structure domains: Leucine-rich Repeat Variant
Beta-catenin-interacting protein 1 Chain: B
Molecule details ›
Chain: B
Length: 81 amino acids
Theoretical weight: 9.18 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21
  • Canonical: Q9NSA3 (Residues: 1-81; Coverage: 100%)
Gene names: CTNNBIP1, ICAT
Sequence domains: Beta-catenin-interacting protein ICAT
Structure domains: Beta-catenin-interacting ICAT

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: P21212
Unit cell:
a: 97.75Å b: 97.32Å c: 86.82Å
α: 90° β: 90° γ: 90°
R R work R free
0.202 0.202 0.228
Expression systems:
  • Escherichia coli
  • Escherichia coli BL21