X-ray diffraction
1.8Å resolution

Crystal structure of the Ig5-FN1 tandem of human NCAM


Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Neural cell adhesion molecule 1 Chains: A, B
Molecule details ›
Chains: A, B
Length: 215 amino acids
Theoretical weight: 23.42 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P13591 (Residues: 414-611; Coverage: 24%)
Gene names: NCAM, NCAM1
Sequence domains:
Structure domains: Immunoglobulins

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-BM
Spacegroup: C2221
Unit cell:
a: 77.09Å b: 155.84Å c: 71.75Å
α: 90° β: 90° γ: 90°
R R work R free
0.188 0.183 0.23
Expression system: Escherichia coli