8OUC

Escherichia coli DPS

• PDB DOI: https://doi.org/10.2210/pdb8OUC/pdb

• Classification: DNA BINDING PROTEIN
• Organism(s): Escherichia coli K-12
• Expression System: Escherichia coli 'BL21-Gold(DE3)pLysS AG
• Mutation(s): No 


• Deposited: 2023-04-22 Released: 2023-05-03 
• Deposition Author(s): Kovalenko, V.V., Loiko, N.G., Tereshkina, K.B., Tereshkin, E.V., Chulichkov, A.L., Popov, A.N., Krupyanskii, Y.F.
• Funding Organization(s): Russian Science Foundation

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.37 Å
• R-Value Free: 
  0.206 (Depositor), 0.210 (DCC) 
• R-Value Work: 
  0.187 (Depositor), 0.190 (DCC) 

Starting Model: experimental

Literature

Escherichia coli DPS

Kovalenko, V.V., Loiko, N.G., Tereshkina, K.B., Tereshkin, E.V., Chulichkov, A.L., Popov, A.N., Krupyanskii, Y.F.

To be published.

Biological Assembly 1  

Global Symmetry: Tetrahedral - T  (Explore in 3D)
Global Stoichiometry: Homo 12-mer - A12 

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

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 225.5 kDa 
• Atom Count: 17,870 
• Modelled Residue Count: 1,888 
• Deposited Residue Count: 2,004 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
DNA protection during starvation protein	A [auth AAA], B [auth BBB], C [auth CCC], D [auth DDD], E [auth EEE], F [auth FFF], G [auth GGG], H [auth HHH], I [auth III], J [auth JJJ], K [auth KKK], L [auth LLL]	167	Escherichia coli K-12	Mutation(s): 0  Gene Names: dps, pexB, vtm, b0812, JW0797 EC: 1.16
UniProt
Find proteins for P0ABT2 (Escherichia coli (strain K12)) Explore P0ABT2  Go to UniProtKB:  P0ABT2

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
TRS (Subject of Investigation/LOI)	M [auth AAA], N [auth BBB], O [auth CCC], P [auth DDD], Q [auth EEE], R [auth GGG], S [auth GGG]	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL C4 H12 N O3 LENZDBCJOHFCAS-UHFFFAOYSA-O

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.37 Å
• R-Value Free:  0.206 (Depositor), 0.210 (DCC) 
• R-Value Work:  0.187 (Depositor), 0.190 (DCC) 

Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 92.161	α = 120.117
b = 92.365	β = 98.91
c = 92.391	γ = 108.967

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
MOLREP	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-05-03 
Deposition Author(s): Kovalenko, V.V., Loiko, N.G., Tereshkina, K.B., Tereshkin, E.V., Chulichkov, A.L., Popov, A.N., Krupyanskii, Y.F.

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Funding Organization	Location	Grant Number
Russian Science Foundation	Russian Federation	23-24-00250

Revision History  

• Version 1.0: 2023-05-03
  Type: Initial release
  
• Version 1.1: 2023-05-10
  Changes: Advisory, Database references
• Version 1.2: 2024-06-19
  Changes: Data collection