3mmp

X-ray diffraction
2.5Å resolution

Structure of the Qb replicase, an RNA-dependent RNA polymerase consisting of viral and host proteins

Released:
Model geometry
Fit model/data

Function and Biology Details

Structure analysis Details

Assemblies composition:
hetero dimer (preferred)
hetero tetramer
PDBe Complex ID:
PDB-CPX-141406 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Elongation factor Ts; Elongation factor Tu 2 Chains: A, C
Molecule details ›
Chains: A, C
Length: 678 amino acids
Theoretical weight: 73.95 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P0A6P1 (Residues: 1-283; Coverage: 100%)
  • Canonical: P0CE48 (Residues: 1-394; Coverage: 100%)
Gene names: JW0165, JW3943, b0170, b3980, tsf, tufB
Sequence domains:
Structure domains:
RNA-directed RNA polymerase subunit beta Chains: F, G
Molecule details ›
Chains: F, G
Length: 589 amino acids
Theoretical weight: 65.6 KDa
Source organism: Qubevirus durum
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P14647 (Residues: 1-589; Coverage: 100%)
Sequence domains: RNA replicase, beta-chain

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: ESRF BEAMLINE ID14-1
Spacegroup: C2
Unit cell:
a: 254.71Å b: 139.4Å c: 101.87Å
α: 90° β: 92.06° γ: 90°
R-values:
R R work R free
0.21 0.21 0.23
Expression system: Escherichia coli BL21(DE3)