2QY9

Structure of the NG+1 construct of the E. coli SRP receptor FtsY

• PDB DOI: https://doi.org/10.2210/pdb2QY9/pdb

• Classification: PROTEIN TRANSPORT
• Organism(s): Escherichia coli
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2007-08-14 Released: 2007-10-02 
• Deposition Author(s): Parlitz, R., Bange, G., Wild, K., Sinning, I.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 
  0.233 (Depositor), 0.190 (DCC) 
• R-Value Work: 
  0.188 (Depositor), 0.190 (DCC) 

Starting Model: experimental

Literature

The E. coli SRP-receptor FTSY contains an essential and autonomous membrane-binding amphipathic helix

Parlitz, R., Bange, G., Wild, K., Sinning, I.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 34 kDa 
• Atom Count: 2,535 
• Modelled Residue Count: 300 
• Deposited Residue Count: 309 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cell division protein ftsY	A	309	Escherichia coli	Mutation(s): 0  Gene Names: ftsY EC: 3.6.5.4
UniProt
Find proteins for P10121 (Escherichia coli (strain K12)) Explore P10121  Go to UniProtKB:  P10121

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free:  0.233 (Depositor), 0.190 (DCC) 
• R-Value Work:  0.188 (Depositor), 0.190 (DCC) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 32.225	α = 90
b = 78.075	β = 94.85
c = 59.054	γ = 90

Software Package:

Software Name	Purpose
ADSC	data collection
PHASER	phasing
CNS	refinement
MOSFLM	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-10-02 
Deposition Author(s): Parlitz, R., Bange, G., Wild, K., Sinning, I.

Revision History  

• Version 1.0: 2007-10-02
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2023-08-30
  Changes: Data collection, Database references, Refinement description