3ztt

X-ray diffraction
2.7Å resolution

Crystal structure of pneumococcal surface antigen PsaA with manganese

Released:

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-141259 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Manganese ABC transporter substrate-binding lipoprotein PsaA Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 303 amino acids
Theoretical weight: 34.14 KDa
Source organism: Streptococcus pneumoniae
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: P0A4G2 (Residues: 19-309; Coverage: 100%)
Gene names: SP_1650, psaA
Sequence domains: Zinc-uptake complex component A periplasmic
Structure domains: Nitrogenase molybdenum iron protein domain

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: AUSTRALIAN SYNCHROTRON BEAMLINE MX2
Spacegroup: P21
Unit cell:
a: 68.334Å b: 107.693Å c: 77.942Å
α: 90° β: 95.67° γ: 90°
R-values:
R R work R free
0.217 0.215 0.246
Expression system: Escherichia coli BL21