8r1j

Electron Microscopy
3.2Å resolution

Structure of avian H5N1 influenza A polymerase dimer in complex with human ANP32B.

Released:

Function and Biology Details

Reaction catalysed:
Nucleoside triphosphate + RNA(n) = diphosphate + RNA(n+1)
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
hetero heptamer (preferred)
PDBe Complex ID:
PDB-CPX-269864 (preferred)
Entry contents:
4 distinct polypeptide molecules
Macromolecules (4 distinct):
Polymerase acidic protein Chains: A, D
Molecule details ›
Chains: A, D
Length: 716 amino acids
Theoretical weight: 82.6 KDa
Source organism: Influenza A virus
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: A5Z236 (Residues: 1-713; Coverage: 100%)
Gene name: PA
Sequence domains: Influenza RNA-dependent RNA polymerase subunit PA
RNA-directed RNA polymerase catalytic subunit Chains: B, E
Molecule details ›
Chains: B, E
Length: 757 amino acids
Theoretical weight: 86.62 KDa
Source organism: Influenza A virus
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: A5Z231 (Residues: 1-754; Coverage: 100%)
Gene name: PB1
Sequence domains: Influenza RNA-dependent RNA polymerase subunit PB1
Polymerase basic protein 2 Chains: C, F
Acidic leucine-rich nuclear phosphoprotein 32 family member B Chain: G
Molecule details ›
Chain: G
Length: 251 amino acids
Theoretical weight: 28.82 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q92688 (Residues: 1-251; Coverage: 100%)
Gene names: ANP32B, APRIL, PHAPI2
Sequence domains: Leucine Rich repeats (2 copies)

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.2Å
Relevant EMDB volumes: EMD-18818
Expression system: Spodoptera frugiperda