2IGL

Crystal Structure of E. coli YEDX, a transthyretin related protein

• PDB DOI: https://doi.org/10.2210/pdb2IGL/pdb

• Classification: UNKNOWN FUNCTION
• Organism(s): Escherichia coli K-12
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2006-09-22 Released: 2007-10-02 
• Deposition Author(s): Zuo, Y., Malhotra, A.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.242 
• R-Value Work: 0.207 
• R-Value Observed: 0.207 

Literature

Expression, Purification and Structure Determination of Yedx, a Transthyretin-Related Protein from Escherichia coli

Zuo, Y., Bllanco, J., Shah, J., Wang, Y., Rivera, S., Ragan, T.J., Hernandez, G., Nelersa, C.M., Mitchell, R., Rudd, K.E., Malhotra, A.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 53.77 kDa 
• Atom Count: 4,075 
• Modelled Residue Count: 464 
• Deposited Residue Count: 472 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transthyretin-like protein	A, B, C, D	118	Escherichia coli K-12	Mutation(s): 0  Gene Names: yedX, b1970
UniProt
Find proteins for P76341 (Escherichia coli (strain K12)) Explore P76341  Go to UniProtKB:  P76341

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.242 
• R-Value Work: 0.207 
• R-Value Observed: 0.207 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 58.12	α = 90
b = 77.37	β = 90
c = 100.89	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
CBASS	data collection
DENZO	data reduction
SCALEPACK	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-10-02 
Deposition Author(s): Zuo, Y., Malhotra, A.

Revision History  

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