X-ray diffraction
1.79Å resolution

S45-18 Fab Unliganded

Source organism: Mus musculus
Primary publication:
Germline antibody recognition of distinct carbohydrate epitopes.
Nat. Struct. Biol. 10 1019-25 (2003)
PMID: 14625588

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Igh protein Chains: B, D
Molecule details ›
Chains: B, D
Length: 226 amino acids
Theoretical weight: 24.45 KDa
Source organism: Mus musculus
  • Canonical: I6L985 (Residues: 20-247; Coverage: 50%)
Gene name: Igh
Sequence domains:
Structure domains: Immunoglobulins
Immunoglobulin kappa constant Chains: A, C
Molecule details ›
Chains: A, C
Length: 219 amino acids
Theoretical weight: 24.31 KDa
Source organism: Mus musculus
  • Canonical: P01837 (Residues: 1-107; Coverage: 100%)
Gene name: Igkc
Sequence domains: Immunoglobulin C1-set domain
Structure domains: Immunoglobulins

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X8C
Spacegroup: C2
Unit cell:
a: 76.4Å b: 170.3Å c: 77.1Å
α: 90° β: 114.4° γ: 90°
R R work R free
0.22 0.22 0.247