6f5p

X-ray diffraction
4.14Å resolution

A mechanism for the activation of the influenza virus transcriptase

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero octamer (preferred)
PDBe Complex ID:
PDB-CPX-540802 (preferred)
Entry contents:
5 distinct polypeptide molecules
Macromolecules (5 distinct):
Polymerase acidic protein Chains: A, D
Molecule details ›
Chains: A, D
Length: 709 amino acids
Theoretical weight: 82.03 KDa
Source organism: Influenza C virus (C/Johannesburg/1/66)
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q9IMP5 (Residues: 1-709; Coverage: 100%)
Gene names: P3, PA
Sequence domains: Influenza RNA-dependent RNA polymerase subunit PA
RNA-directed RNA polymerase catalytic subunit Chains: B, C
Molecule details ›
Chains: B, C
Length: 754 amino acids
Theoretical weight: 86.15 KDa
Source organism: Influenza C virus (C/Johannesburg/1/66)
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q9IMP4 (Residues: 1-754; Coverage: 100%)
Gene name: PB1
Sequence domains: Influenza RNA-dependent RNA polymerase subunit PB1
Polymerase basic protein 2 Chains: E, F
DNA-directed RNA polymerase II subunit RPB1 Chain: G
Molecule details ›
Chain: G
Length: 28 amino acids
Theoretical weight: 3.22 KDa
Source organism: Fopius arisanus
Expression system: synthetic construct
UniProt:
  • Canonical: P24928 (Residues: 1713-1740; Coverage: 1%)
Gene names: POLR2, POLR2A
Sequence domains: RNA polymerase Rpb1 C-terminal repeat
ALA-ALA-ALA-ALA-ALA-ALA-ALA-ALA-ALA-ALA Chain: H
Molecule details ›
Chain: H
Length: 10 amino acids
Theoretical weight: 729 Da
Source organism: Homo sapiens
Expression system: Not provided

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I04
Spacegroup: P43212
Unit cell:
a: 185.7Å b: 185.7Å c: 597.59Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.262 0.26 0.296
Expression systems:
  • Spodoptera frugiperda
  • synthetic construct
  • Not provided