2IVQ

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


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.10 Å
  • R-Value Free: 0.243 
  • R-Value Work: 0.180 
  • R-Value Observed: 0.183 

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:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
CYANATE HYDRATASE
A, B, C, D, E, F, G, H, I, J
A, B, C, D, E, F, G, H, I, J
156Escherichia coliMutation(s): 1 
EC: 4.2.1.104
UniProt
Find proteins for P00816 (Escherichia coli (strain K12))
Explore P00816 
Go to UniProtKB:  P00816
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP00816
Protein Feature View
Expand
  • Reference Sequence
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
SO4
Query on SO4

Download Ideal Coordinates CCD File 
AA [auth F],
BA [auth F],
CA [auth F],
FA [auth G],
GA [auth G],
AA [auth F],
BA [auth F],
CA [auth F],
FA [auth G],
GA [auth G],
HA [auth G],
K [auth A],
KA [auth H],
L [auth A],
LA [auth H],
MA [auth H],
N [auth B],
O [auth B],
OA [auth I],
PA [auth I],
QA [auth I],
R [auth C],
SA [auth J],
T [auth D],
TA [auth J],
U [auth D],
V [auth D],
X [auth E],
Y [auth E]
SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
 Ligand Interaction
CL
Query on CL

Download Ideal Coordinates CCD File 
DA [auth F],
EA [auth F],
IA [auth G],
JA [auth H],
M [auth A],
DA [auth F],
EA [auth F],
IA [auth G],
JA [auth H],
M [auth A],
NA [auth I],
P [auth B],
Q [auth C],
RA [auth J],
S [auth C],
UA [auth J],
W [auth D],
Z [auth E]
CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.10 Å
  • R-Value Free: 0.243 
  • R-Value Work: 0.180 
  • R-Value Observed: 0.183 
  • Space Group: P 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 76.883α = 69.99
b = 80.845β = 71.98
c = 82.647γ = 66.17
Software Package:
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

Revision History  (Full details and data files)

  • 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