1dee

X-ray diffraction
2.7Å resolution

Function and Biology Details

Structure analysis Details

Assemblies composition:
hetero dimer
hetero trimer (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
IGM RF 2A2 Chains: A, C, E
Molecule details ›
Chains: A, C, E
Length: 214 amino acids
Theoretical weight: 23.34 KDa
Source organism: Homo sapiens
Structure domains: Immunoglobulins
IGM RF 2A2 Chains: B, D, F
Molecule details ›
Chains: B, D, F
Length: 223 amino acids
Theoretical weight: 24.17 KDa
Source organism: Homo sapiens
Structure domains: Immunoglobulins
Immunoglobulin G-binding protein A Chains: G, H
Molecule details ›
Chains: G, H
Length: 54 amino acids
Theoretical weight: 6.1 KDa
Source organism: Staphylococcus aureus
Expression system: Staphylococcus aureus
UniProt:
  • Canonical: P02976 (Residues: 100-153; Coverage: 11%)
Gene names: SAOUHSC_00069, spa
Structure domains: Immunoglobulin FC, subunit C

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU
Spacegroup: P21
Unit cell:
a: 68.52Å b: 78.91Å c: 163.24Å
α: 90° β: 100.71° γ: 90°
R-values:
R R work R free
0.225 0.217 0.281
Expression system: Staphylococcus aureus