2qej

X-ray diffraction
3.2Å resolution

Crystal structure of a Staphylococcus aureus protein (SSL7) in complex with Fc of human IgA1

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-134966 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (3 distinct):
Immunoglobulin heavy constant alpha 1 Chains: A, B
Molecule details ›
Chains: A, B
Length: 216 amino acids
Theoretical weight: 23.47 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P01876 (Residues: 123-333; Coverage: 53%)
Gene name: IGHA1
Sequence domains:
Structure domains: Immunoglobulins
SUPERANTIGEN-LIKE MOLECULE 7 Chains: C, D
Molecule details ›
Chains: C, D
Length: 201 amino acids
Theoretical weight: 23.05 KDa
Source organism: Staphylococcus aureus
Expression system: Escherichia coli
Structure domains:

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG
2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007
Spacegroup: P212121
Unit cell:
a: 71.306Å b: 109.263Å c: 170.863Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.229 0.229 0.312
Expression system: Escherichia coli