3cyy

X-ray diffraction
2.4Å resolution

The crystal structure of ZO-1 PDZ2 in complex with the Cx43 peptide

Released:

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-139903 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Tight junction protein ZO-1 Chains: A, B
Molecule details ›
Chains: A, B
Length: 92 amino acids
Theoretical weight: 10.15 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q07157 (Residues: 182-273; Coverage: 5%)
Gene names: TJP1, ZO1
Sequence domains: PDZ domain
Structure domains: Pdz3 Domain
Gap junction alpha-1 protein Chains: C, D
Molecule details ›
Chains: C, D
Length: 9 amino acids
Theoretical weight: 1.11 KDa
Source organism: Rattus norvegicus
Expression system: Not provided
UniProt:
  • Canonical: P08050 (Residues: 374-382; Coverage: 2%)
Gene names: Cxn-43, Gja1

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007
Spacegroup: C2221
Unit cell:
a: 41.04Å b: 68.14Å c: 149.69Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.217 0.215 0.254
Expression systems:
  • Escherichia coli
  • Not provided