1Y2I

Crystal Structure of MCSG Target APC27401 from Shigella flexneri

• PDB DOI: https://doi.org/10.2210/pdb1Y2I/pdb

• Classification: Structural Genomics, unknown function
• Organism(s): Shigella flexneri 2a str. 2457T
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2004-11-22 Released: 2005-01-04 
• Deposition Author(s): Brunzelle, J.S., Minasov, G., Yang, X., Shuvalova, L., Collart, F.R., Anderson, W.F., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 
  0.256 (Depositor), 0.254 (DCC) 
• R-Value Work: 
  0.192 (Depositor), 0.193 (DCC) 
• R-Value Observed: 
  0.195 (Depositor) 

Literature

Crystal Structure of MCSG Target APC27401 from Shigella flexneri

Brunzelle, J.S., Minasov, G., Yang, X., Shuvalova, L., Collart, F.R., Anderson, W.F., Midwest Center for Structural Genomics (MCSG)

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C5  (Explore in 3D)
Global Stoichiometry: Homo 5-mer - A5 

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

Macromolecule Content

• Total Structure Weight: 72.72 kDa 
• Atom Count: 4,511 
• Modelled Residue Count: 545 
• Deposited Residue Count: 665 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Hypothetical Protein S0862	A, B, C, D, E	133	Shigella flexneri 2a str. 2457T	Mutation(s): 3
UniProt
Find proteins for Q83LS2 (Shigella flexneri) Explore Q83LS2  Go to UniProtKB:  Q83LS2

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B, C, D, E	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free:  0.256 (Depositor), 0.254 (DCC) 
• R-Value Work:  0.192 (Depositor), 0.193 (DCC) 
• R-Value Observed: 0.195 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 56.918	α = 90
b = 79.2	β = 90
c = 109.62	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
MAR345	data collection
SCALEPACK	data scaling
SHELXD	phasing
SOLVE	phasing
RESOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-01-04 
Deposition Author(s): Brunzelle, J.S., Minasov, G., Yang, X., Shuvalova, L., Collart, F.R., Anderson, W.F., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2005-01-04
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2017-10-11
  Changes: Refinement description
• Version 1.4: 2024-10-16
  Changes: Data collection, Database references, Derived calculations, Structure summary