› 2o1a

X-ray diffraction
1.6Å resolution

Crystal structure of iron-regulated surface determinant protein A from Staphylococcus aureus- targeted domain 47...188

Released:
DOI: 10.2210/pdb2o1a/pdb
PDB entry 2o1a coloured by chain, front view.
PDB entry 2o1a coloured by chain, side view.
PDB entry 2o1a coloured by chain, top view.
Source organism: Staphylococcus aureus
Entry authors: Chang C, Mulligan R, Gu M, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-189400 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Iron-regulated surface determinant protein A Chain: A
Molecule details ›
Chain: A
Length: 142 amino acids
Theoretical weight: 16.24 KDa
Source organism: Staphylococcus aureus
Expression system: Escherichia coli
UniProt:
  • Canonical: Q99UX4 (Residues: 47-188; Coverage: 47%)
Gene names: SAV1130, frpA, isdA, stbA
Sequence domains: Iron Transport-associated domain
Structure domains: Immunoglobulin-like

Ligands and Environments

2 bound ligands:
Ligand SO4 1 x SO4
Ligand EDO 1 x EDO
1 modified residue:
Ligand MSE 2 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: I222
Unit cell:
a: 52.186Å b: 82.141Å c: 91.279Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.169 0.167 0.201
Expression system: Escherichia coli

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