6b9z

X-ray diffraction
1.82Å resolution

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-134624 (preferred)
Entry contents:
4 distinct polypeptide molecules
Macromolecules (4 distinct):
Immunoglobulin kappa constant Chain: A
Molecule details ›
Chain: A
Length: 214 amino acids
Theoretical weight: 23.52 KDa
Source organism: Mus musculus
Expression system: Cricetulus griseus
UniProt:
  • Canonical: P01834 (Residues: 1-107; Coverage: 100%)
Gene name: IGKC
Sequence domains: Immunoglobulin C1-set domain
Structure domains: Immunoglobulins
Ig-like domain-containing protein Chain: B
Molecule details ›
Chain: B
Length: 223 amino acids
Theoretical weight: 23.82 KDa
Source organism: Mus musculus
Expression system: Cricetulus griseus
UniProt:
  • Canonical: S6B291 (Residues: 20-124, 125-239; Coverage: 49%)
Sequence domains:
Gram-positive cocci surface proteins LPxTG domain-containing protein Chain: E
Molecule details ›
Chain: E
Length: 64 amino acids
Theoretical weight: 6.91 KDa
Source organism: Finegoldia magna
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q51918 (Residues: 477-537; Coverage: 6%)
Sequence domains: Protein L b1 domain
Structure domains: Ubiquitin-like (UB roll)
Immunoglobulin G-binding protein A Chain: C
Molecule details ›
Chain: C
Length: 54 amino acids
Theoretical weight: 6.04 KDa
Source organism: Staphylococcus aureus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P02976 (Residues: 101-151; Coverage: 11%)
Gene names: SAOUHSC_00069, spa
Sequence domains: B domain
Structure domains: Immunoglobulin FC, subunit C

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-2
Spacegroup: P212121
Unit cell:
a: 53.49Å b: 105.29Å c: 117.15Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.166 0.165 0.189
Expression systems:
  • Cricetulus griseus
  • Escherichia coli BL21(DE3)