3ERQ

Crystal structure of Staphylococcal nuclease variant L25K at cryogenic temperature


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.10 Å
  • R-Value Free: 0.278 
  • R-Value Work: 0.209 
  • R-Value Observed: 0.215 

wwPDB Validation 3D Report Full Report


This is version 1.1 of the entry. See complete history


Literature

Structural consequences of the ionization of lysine residues at 25 internal positions in a protein.

Chimenti, M.S.Khangulov, V.S.Robinson, A.C.Schlessman, J.L.Garcia-Moreno, E.B.

To be published.

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
ThermonucleaseA143Staphylococcus aureusMutation(s): 6 
Gene Names: nuc
EC: 3.1.31.1
Find proteins for P00644 (Staphylococcus aureus)
Explore P00644 
Go to UniProtKB:  P00644
Protein Feature View
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  • Reference Sequence
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
THP
Query on THP

Download CCD File 
A
THYMIDINE-3',5'-DIPHOSPHATE
C10 H16 N2 O11 P2
CSNCBOPUCJOHLS-XLPZGREQSA-N
 Ligand Interaction
CA
Query on CA

Download CCD File 
A
CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.10 Å
  • R-Value Free: 0.278 
  • R-Value Work: 0.209 
  • R-Value Observed: 0.215 
  • Space Group: P 1 21 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 30.978α = 90
b = 60.282β = 93.43
c = 37.961γ = 90
Software Package:
Software NamePurpose
SAINTdata scaling
PHASERphasing
REFMACrefinement
PDB_EXTRACTdata extraction
APEXdata collection
SAINTdata reduction

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2008-11-04
    Type: Initial release
  • Version 1.1: 2011-07-13
    Changes: Version format compliance