3da7

X-ray diffraction
2.25Å resolution

A conformationally strained, circular permutant of barnase

Released:

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-132803 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Ribonuclease Chains: A, B, E, G
Molecule details ›
Chains: A, B, E, G
Length: 111 amino acids
Theoretical weight: 12.5 KDa
Source organism: Bacillus amyloliquefaciens
Expression system: Escherichia coli
UniProt:
  • Canonical: P00648 (Residues: 22-113; Coverage: 63%)
Sequence domains: ribonuclease
Structure domains: Severin
Barstar Chains: C, D, F, H
Molecule details ›
Chains: C, D, F, H
Length: 90 amino acids
Theoretical weight: 10.35 KDa
Source organism: Bacillus amyloliquefaciens
Expression system: Escherichia coli
UniProt:
  • Canonical: P11540 (Residues: 1-90; Coverage: 100%)
Sequence domains: Barstar (barnase inhibitor)
Structure domains: Barstar-like

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: CHESS BEAMLINE A1
Spacegroup: P1
Unit cell:
a: 38.879Å b: 80.237Å c: 81.922Å
α: 88.1° β: 76.98° γ: 79.47°
R-values:
R R work R free
0.207 0.205 0.25
Expression system: Escherichia coli