4QKO | pdb_00004qko

The Crystal Structure of the Pyocin S2 Nuclease Domain, Immunity Protein Complex at 1.8 Angstroms


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.80 Å
  • R-Value Free: 
    0.215 (Depositor), 0.224 (DCC) 
  • R-Value Work: 
    0.172 (Depositor), 0.182 (DCC) 
  • R-Value Observed: 
    0.174 (Depositor) 

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Validation slider image for 4QKO

This is version 1.1 of the entry. See complete history

Literature

Structural Insights into pyocin S2

Grinter, R.Josts, I.McCaughey, L.C.Roszak, A.W.Walen, K.I.Kelly, S.Byron, O.Walker, D.

To be published.

Macromolecule Content 

  • Total Structure Weight: 105.47 kDa 
  • Atom Count: 7,820 
  • Modeled Residue Count: 873 
  • Deposited Residue Count: 916 
  • Unique protein chains: 2

Macromolecules

Find similar proteins by:|  3D Structure
Entity ID: 1
MoleculeChains  Sequence LengthOrganismDetailsImage
Pyocin-S2 immunity protein
A, C, E, G
95Pseudomonas aeruginosa PAO1Mutation(s): 0 
Gene Names: imm2
UniProt
Find proteins for Q06579 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1))
Explore Q06579 
Go to UniProtKB:  Q06579
Entity Groups
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ06579
Sequence Annotations
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Reference Sequence
Find similar proteins by:|  3D Structure
Entity ID: 2
MoleculeChains  Sequence LengthOrganismDetailsImage
Pyocin-S2
B, D, F, H
134Pseudomonas aeruginosa PAO1Mutation(s): 0 
Gene Names: pys2
EC: 3.1
UniProt
Find proteins for Q06584 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1))
Explore Q06584 
Go to UniProtKB:  Q06584
Entity Groups
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ06584
Sequence Annotations
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Reference Sequence

Small Molecules

Ligands 2 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
BR

Query on BR



Download:Ideal Coordinates CCD File
AA [auth E]
BA [auth E]
CA [auth E]
DA [auth F]
EA [auth F]
AA [auth E],
BA [auth E],
CA [auth E],
DA [auth F],
EA [auth F],
FA [auth F],
GA [auth F],
HA [auth F],
I [auth A],
IA [auth F],
J [auth A],
K [auth A],
KA [auth F],
L [auth B],
LA [auth G],
M [auth B],
MA [auth G],
N [auth B],
NA [auth G],
OA [auth H],
P [auth C],
PA [auth H],
Q [auth C],
QA [auth H],
R [auth C],
RA [auth H],
S [auth D],
SA [auth H],
T [auth D],
TA [auth H],
U [auth D],
V [auth D],
W [auth D],
X [auth D],
Z [auth D]
BROMIDE ION
Br
CPELXLSAUQHCOX-UHFFFAOYSA-M
MG

Query on MG



Download:Ideal Coordinates CCD File
JA [auth F],
O [auth B],
UA [auth H],
Y [auth D]
MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.80 Å
  • R-Value Free:  0.215 (Depositor), 0.224 (DCC) 
  • R-Value Work:  0.172 (Depositor), 0.182 (DCC) 
  • R-Value Observed: 0.174 (Depositor) 
Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 65.39α = 90
b = 114.42β = 90
c = 120.22γ = 90
Software Package:
Software NamePurpose
EDNAdata collection
PHASERphasing
REFMACrefinement
MOSFLMdata reduction
Aimlessdata scaling

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2015-06-10
    Type: Initial release
  • Version 1.1: 2023-11-08
    Changes: Data collection, Database references, Derived calculations, Refinement description