PDBe 1qz7

X-ray diffraction
2.2Å resolution

Beta-catenin binding domain of Axin in complex with beta-catenin


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: 533 amino acids
Theoretical weight: 58.21 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P35222 (Residues: 133-665; Coverage: 68%)
Gene names: CTNNB, CTNNB1, OK/SW-cl.35, PRO2286
Sequence domains: Armadillo/beta-catenin-like repeat
Structure domains: Leucine-rich Repeat Variant
Axin-1 Chain: B
Molecule details ›
Chain: B
Length: 70 amino acids
Theoretical weight: 7.76 KDa
Source organism: Xenopus laevis
Expression system: Escherichia coli
  • Canonical: Q9YGY0 (Residues: 435-504; Coverage: 8%)
Gene names: axin, axin1, axn

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 5.0.1
Spacegroup: C2
Unit cell:
a: 85.141Å b: 75.041Å c: 101.398Å
α: 90° β: 97.47° γ: 90°
R R work R free
0.221 0.221 0.256
Expression system: Escherichia coli