3QK7

Crystal structure of putative Transcriptional regulator from Yersinia pestis biovar Microtus str. 91001

• PDB DOI: https://doi.org/10.2210/pdb3QK7/pdb

• Classification: TRANSCRIPTION REGULATOR
• Organism(s): Yersinia pestis
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2011-01-31 Released: 2011-02-09 
• Deposition Author(s): Malashkevich, V.N., Toro, R., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.70 Å
• R-Value Free: 0.299 
• R-Value Work: 0.234 
• R-Value Observed: 0.237 

Literature

Crystal structure of putative Transcriptional regulator from Yersinia pestis biovar Microtus str. 91001

Malashkevich, V.N., Toro, R., Sauder, J.M., Burley, S.K., Almo, S.C.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 97.68 kDa 
• Atom Count: 6,567 
• Modelled Residue Count: 841 
• Deposited Residue Count: 882 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transcriptional regulators	A, B, C	294	Yersinia pestis	Mutation(s): 0  Gene Names: purR3, YP_070137.1, YP_1471
UniProt
Find proteins for A0A0H2W507 (Yersinia pestis) Explore A0A0H2W507  Go to UniProtKB:  A0A0H2W507

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.70 Å
• R-Value Free: 0.299 
• R-Value Work: 0.234 
• R-Value Observed: 0.237 
• Space Group: I 4₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 96.7	α = 90
b = 96.7	β = 90
c = 256.118	γ = 90

Software Package:

Software Name	Purpose
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
CBASS	data collection
HKL-2000	data reduction
PHENIX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-02-09 
Deposition Author(s): Malashkevich, V.N., Toro, R., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2011-02-09
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2018-11-21
  Changes: Data collection, Structure summary
• Version 1.3: 2021-02-10
  Changes: Database references, Derived calculations, Structure summary