4R5Q

Crystal structure and nuclease activity of the CRISPR-associated Cas4 protein Pcal_0546 from Pyrobaculum calidifontis containing a [2Fe-2S] cluster


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.65 Å
  • R-Value Free: 0.253 
  • R-Value Work: 0.228 
  • R-Value Observed: 0.229 

wwPDB Validation   3D Report Full Report


This is version 1.1 of the entry. See complete history


Literature

Crystal structure and nuclease activity of the CRISPR-associated Cas4 protein Pcal_0546 from Pyrobaculum calidifontis containing a [2Fe-2S] cluster

Nocek, B.Skarina, T.Lemak, S.Brown, G.Savchenko, A.Joachimiak, A.Yakunin, A.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
CRISPR-associated exonuclease, Cas4 familyA216Pyrobaculum calidifontis JCM 11548Mutation(s): 0 
Gene Names: Pcal_0546cas4
EC: 3.1.12.1
Find proteins for A3MTK6 (Pyrobaculum calidifontis (strain JCM 11548 / VA1))
Explore A3MTK6 
Go to UniProtKB:  A3MTK6
Protein Feature View
Expand
  • Reference Sequence
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
FES
Query on FES

Download Ideal Coordinates CCD File 
C [auth A]FE2/S2 (INORGANIC) CLUSTER
Fe2 S2
NIXDOXVAJZFRNF-UHFFFAOYSA-N
 Ligand Interaction
MG
Query on MG

Download Ideal Coordinates CCD File 
B [auth A]MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.65 Å
  • R-Value Free: 0.253 
  • R-Value Work: 0.228 
  • R-Value Observed: 0.229 
  • Space Group: I 4 2 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 117.836α = 90
b = 117.836β = 90
c = 89.412γ = 90
Software Package:
Software NamePurpose
SBC-Collectdata collection
HKL-3000phasing
DMmodel building
SHELXmodel building
Cootmodel building
PHENIXrefinement
HKL-3000data reduction
HKL-3000data scaling
DMphasing
SHELXphasing

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2014-09-17
    Type: Initial release
  • Version 1.1: 2017-10-25
    Changes: Author supporting evidence, Refinement description