1BXI

CRYSTAL STRUCTURE OF THE ESCHERICHIA COLI COLICIN E9 DNASE DOMAIN WITH ITS COGNATE IMMUNITY PROTEIN IM9

Structural Biology Knowledgebase: 1BXI SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.05 Å
  • R-Value Free: 0.315
  • R-Value Work: 0.218

Literature

Macromolecules
Sequence Display for 1BXI

Classification: IMMUNE SYSTEM

Total Structure Weight: 24892.09

Macromolecule Entities
Molecule Chains Length Organism Details
PROTEIN (COLICIN E9 IMMUNITY PROTEIN) A 86 Escherichia coli EC#: 2.4.1.226 IUBMB
Mutation: H5A, K72Q
Gene Name(s): imm ceiE9
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
PROTEIN (COLICIN E9) B 134 Escherichia coli EC#: 3.1 IUBMB
Fragment: DNASE DOMAIN, RESIDUES 450-581
Mutation: K1M, M116M
Gene Name(s): col cei
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
PO4
Query on PO4

B PHOSPHATE ION
O4 P
NBIIXXVUZAFLBC-UHFFFAOYSA-K
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NI
Query on NI

B NICKEL (II) ION
Ni
VEQPNABPJHWNSG-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
MSE
Query on MSE
B L-PEPTIDE LINKING C5 H11 N O2 Se MET

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.05 Å
  • R-Value Free: 0.315
  • R-Value Work: 0.218
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 43.85 α = 90.00
b = 51.96 β = 90.00
c = 87.59 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1998-10-04
  • Released Date: 1999-10-04
  • Deposition author(s): Kuhlmann, U.C., Kleanthous, C., James, R., Moore, G.R., Hemmings, A.M.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4