5u4y

X-ray diffraction
2.5Å resolution

IgG Fc bound to 3 helix of the B-domain from Protein A

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-134851 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (4 distinct):
Immunoglobulin heavy constant gamma 1 Chains: A, B
Molecule details ›
Chains: A, B
Length: 212 amino acids
Theoretical weight: 23.99 KDa
Source organism: Homo sapiens
Expression system: Cricetulus griseus
UniProt:
  • Canonical: P01857 (Residues: 118-328; Coverage: 53%)
Gene name: IGHG1
Sequence domains: Immunoglobulin C1-set domain
Structure domains: Immunoglobulins
Immunoglobulin G-binding protein A Chains: C, D
Molecule details ›
Chains: C, D
Length: 55 amino acids
Theoretical weight: 6.32 KDa
Source organism: Staphylococcus aureus
Expression system: Escherichia coli
UniProt:
  • Canonical: P02976 (Residues: 215-268; Coverage: 11%)
Gene names: SAOUHSC_00069, spa
Sequence domains: B domain
Structure domains: Immunoglobulin FC, subunit C

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG, MAN, GAL, FUC
Carbohydrate polymer : NEW Components: NAG, MAN, FUC
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL7-1
Spacegroup: P21212
Unit cell:
a: 105.95Å b: 152.26Å c: 46.6Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.195 0.193 0.23
Expression systems:
  • Cricetulus griseus
  • Escherichia coli