2IVB

SITE DIRECTED MUTAGENESIS OF KEY RESIDUES INVOLVED IN THE CATALYTIC MECHANISM OF CYANASE


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.95 Å
  • R-Value Free: 0.207 
  • R-Value Work: 0.145 
  • R-Value Observed: 0.148 

wwPDB Validation 3D Report Full Report


This is version 1.3 of the entry. See complete history


Literature

A Twin Set of Low Pka Arginines Ensures the Concerted Acid Base Catalytic Mechanism of Cyanase

Guilloton, M.Walsh, M.A.Joachimiak, A.Anderson, P.M.

To be published.

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
CYANATE HYDRATASEA, B, C, D, E, F, G, H, I, J156Escherichia coliMutation(s): 1 
EC: 4.2.1.104
Find proteins for P00816 (Escherichia coli (strain K12))
Explore P00816 
Go to UniProtKB:  P00816
Protein Feature View
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  • Reference Sequence
Small Molecules
Ligands 3 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
SO4
Query on SO4

Download CCD File 
A, B, D, E, F, G, H, I, J
SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
 Ligand Interaction
AZI
Query on AZI

Download CCD File 
C, D, E, F, G
AZIDE ION
N3
IVRMZWNICZWHMI-UHFFFAOYSA-N
 Ligand Interaction
CL
Query on CL

Download CCD File 
A, B, C, F, G, H, I, J
CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.95 Å
  • R-Value Free: 0.207 
  • R-Value Work: 0.145 
  • R-Value Observed: 0.148 
  • Space Group: P 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 76.504α = 69.86
b = 80.601β = 71.38
c = 82.108γ = 66.43
Software Package:
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2008-10-28
    Type: Initial release
  • Version 1.1: 2011-05-08
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Version format compliance
  • Version 1.3: 2019-05-08
    Changes: Data collection, Experimental preparation, Other