5uah

X-ray diffraction
4.1Å resolution

Escherichia coli RNA polymerase and Rifampin complex, RpoB D516V mutant

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
Entry contents:
5 distinct polypeptide molecules
Macromolecules (5 distinct):
DNA-directed RNA polymerase subunit alpha Chains: A, B, G, H
Molecule details ›
Chains: A, B, G, H
Length: 329 amino acids
Theoretical weight: 36.56 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A7Z4 (Residues: 1-329; Coverage: 100%)
Gene names: JW3257, b3295, pez, phs, rpoA, sez
Sequence domains:
DNA-directed RNA polymerase subunit beta Chains: C, I
Molecule details ›
Chains: C, I
Length: 1342 amino acids
Theoretical weight: 150.8 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A8V2 (Residues: 1-1342; Coverage: 100%)
Gene names: JW3950, b3987, groN, nitB, rif, ron, rpoB, stl, stv, tabD
Sequence domains:
DNA-directed RNA polymerase subunit beta' Chains: D, J
Molecule details ›
Chains: D, J
Length: 1407 amino acids
Theoretical weight: 155.37 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A8T7 (Residues: 1-1407; Coverage: 100%)
Gene names: JW3951, b3988, rpoC, tabB
Sequence domains:
DNA-directed RNA polymerase subunit omega Chains: E, K
Molecule details ›
Chains: E, K
Length: 91 amino acids
Theoretical weight: 10.25 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A800 (Residues: 1-91; Coverage: 100%)
Gene names: JW3624, b3649, rpoZ
Sequence domains: RNA polymerase Rpb6
RNA polymerase sigma factor RpoD Chains: F, L
Molecule details ›
Chains: F, L
Length: 613 amino acids
Theoretical weight: 70.35 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P00579 (Residues: 1-613; Coverage: 100%)
Gene names: JW3039, alt, b3067, rpoD
Sequence domains:

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: CHESS BEAMLINE A1
Spacegroup: P212121
Unit cell:
a: 187.814Å b: 206.668Å c: 310.286Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.244 0.243 0.287
Expression system: Escherichia coli