7um1

Electron Microscopy
4.2Å resolution

Structure of bacteriophage AR9 non-virion RNAP polymerase holoenzyme determined by cryo-EM

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero pentamer (preferred)
PDBe Complex ID:
PDB-CPX-103097 (preferred)
Entry contents:
5 distinct polypeptide molecules
Macromolecules (5 distinct):
DNA-directed RNA polymerase subunit Chain: A
Molecule details ›
Chain: A
Length: 464 amino acids
Theoretical weight: 54.92 KDa
Source organism: Bacillus phage AR9
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: A0A172JIC8 (Residues: 1-464; Coverage: 100%)
Gene name: AR9_g226
DNA-directed RNA polymerase Chain: d
Molecule details ›
Chain: d
Length: 448 amino acids
Theoretical weight: 51.95 KDa
Source organism: Bacillus phage AR9
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: A0A172JIH0 (Residues: 1-426; Coverage: 100%)
Gene name: AR9_g270
DNA-directed RNA polymerase beta subunit Chain: c
Molecule details ›
Chain: c
Length: 496 amino acids
Theoretical weight: 58.11 KDa
Source organism: Bacillus phage AR9
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: A0A172JI16 (Residues: 1-496; Coverage: 100%)
Gene name: AR9_g105
DNA-directed RNA polymerase Chain: D
Molecule details ›
Chain: D
Length: 631 amino acids
Theoretical weight: 73.1 KDa
Source organism: Bacillus phage AR9
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: A0A172JI62 (Residues: 1-631; Coverage: 100%)
Gene name: AR9_g154
Sequence domains: RNA polymerase Rpb1, domain 5
DNA-directed RNA polymerase Chain: C
Molecule details ›
Chain: C
Length: 665 amino acids
Theoretical weight: 76.98 KDa
Source organism: Bacillus phage AR9
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: A0A172JHZ2 (Residues: 1-665; Coverage: 100%)
Gene name: AR9_g089
Sequence domains: RNA polymerase Rpb2, domain 6

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 4.2Å
Relevant EMDB volumes: EMD-24765
Expression system: Escherichia coli BL21(DE3)