4PXG image
Deposition Date 2014-03-24
Release Date 2015-03-25
Last Version Date 2024-10-30
Entry Detail
PDB ID:
4PXG
Keywords:
HYDROLASE
Title:
Crystal Structure of TypeII restriction Enzyme Sau3AI
Biological Source:
Source Organism:
Staphylococcus aureus (Taxon ID: 1280)
Host Organism:
Escherichia coli
Method Details:
Experimental Method:
X-RAY DIFFRACTION
Resolution:
2.45 Å
R-Value Free:
0.26
R-Value Work:
0.22
R-Value Observed:
0.22
Space Group:
C 2 2 21
4PXG validation report
Macromolecular Entities
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Type-2 restriction enzyme Sau3AI
Gene (Uniprot):sau3AIR
Mutations:E64A
Chain IDs:A, B
Chain Length:509
Number of Molecules:2
Biological Source:Staphylococcus aureus
UniProt ID:P16667 Pfam ID:PF02976
Modified Residue
Compound ID Chain ID Parent Comp ID Details 2D Image
MSE A MET SELENOMETHIONINE
Ligand Molecules
CA
Primary Citation
The 2.45 A Crystal Structure of the Restriction Endonuclease Sau3AI Suggests a Self-Inhibition Mechanism
To be Published ? ? ? (?)
Primary Citation of related structures
2REU