X-ray diffraction
2.36Å resolution

The crystal structure of I38T mutant PA endonuclease (2009/H1N1/CALIFORNIA) in complex with cyclic compound SJ001034733

Entry authors: Cuypers MG, Slavish JP, Rankovic Z, White SW

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
Polymerase acidic protein Chain: A
Molecule details ›
Chain: A
Length: 197 amino acids
Theoretical weight: 23.14 KDa
Source organism: Influenza A virus (A/California/04/2009(H1N1))
Expression system: Escherichia coli BL21(DE3)
  • Canonical: C3W5S0 (Residues: 1-50, 73-196; Coverage: 24%)
Gene name: PA

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-BM
Spacegroup: I422
Unit cell:
a: 89.69Å b: 89.69Å c: 133.156Å
α: 90° β: 90° γ: 90°
R R work R free
0.228 0.226 0.255
Expression system: Escherichia coli BL21(DE3)