PDBe 2k5x

Solution NMR

Chemical shift structure of COLICIN E9 DNASE domain with its cognate immunity protein IM9

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Colicin-E9 Chain: B
Molecule details ›
Chain: B
Length: 134 amino acids
Theoretical weight: 15.12 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P09883 (Residues: 450-582; Coverage: 23%)
Gene names: cei, col
Structure domains: Colicin e7 immunity protein. Chain B
Colicin-E9 immunity protein Chain: A
Molecule details ›
Chain: A
Length: 86 amino acids
Theoretical weight: 9.59 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P13479 (Residues: 1-86; Coverage: 100%)
Gene names: ceiE9, imm
Sequence domains: Colicin immunity protein / pyocin immunity protein
Structure domains: Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein; Chain A

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
Refinement method: simulated annealing
Expression system: Escherichia coli