5f6c

X-ray diffraction
3Å resolution

The structure of E. coli RNase E catalytically inactive mutant with RNA bound

Released:
Source organism: Escherichia coli K-12

Function and Biology Details

Reaction catalysed:
Endonucleolytic cleavage of single-stranded RNA in A- and U-rich regions
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-149269 (preferred)
Entry contents:
2 distinct polypeptide molecules
2 distinct RNA molecules
Macromolecules (4 distinct):
Ribonuclease E Chain: A
Molecule details ›
Chain: A
Length: 512 amino acids
Theoretical weight: 57.79 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P21513 (Residues: 1-510; Coverage: 48%)
Gene names: JW1071, ams, b1084, hmp1, rne
Sequence domains:
Structure domains: Ribonuclease E, catalytic domain
Ribonuclease E Chain: B
Molecule details ›
Chain: B
Length: 513 amino acids
Theoretical weight: 57.86 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P21513 (Residues: 1-511; Coverage: 48%)
Gene names: JW1071, ams, b1084, hmp1, rne
Sequence domains:
Structure domains: Ribonuclease E, catalytic domain
RNA (5'-R(P*GP*U)-3') Chain: C
Molecule details ›
Chain: C
Length: 2 nucleotides
Theoretical weight: 606 Da
RNA (5'-R(P*GP*UP*G)-3') Chain: E
Molecule details ›
Chain: E
Length: 3 nucleotides
Theoretical weight: 952 Da

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I24
Spacegroup: C2
Unit cell:
a: 91.619Å b: 122.562Å c: 122.195Å
α: 90° β: 99.77° γ: 90°
R-values:
R R work R free
0.179 0.175 0.25
Expression system: Escherichia coli