1B20

DELETION OF A BURIED SALT-BRIDGE IN BARNASE

Structural Biology Knowledgebase: 1B20 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.217
  • R-Value Work: 0.166

Literature

Macromolecules
Sequence Display for 1B20

Classification: HYDROLASE

Total Structure Weight: 37182.31

Macromolecule Entities
Molecule Chains Length Organism Details
PROTEIN (BARNASE) A, B, C 110 Bacillus amyloliquefaciens Mutation: R69S
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
ZN
Query on ZN

A, B, C ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.217
  • R-Value Work: 0.166
  • Space Group: P 32
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 57.63 α = 90.00
b = 57.63 β = 90.00
c = 81.30 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1998-12-03
  • Released Date: 1998-12-09
  • Deposition author(s): Vaughan, C.K., Harryson, P., Buckle, A.M., Oliveberg, M., Fersht, A.R.

Revision History

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