3CU5

Crystal structure of a two component transcriptional regulator AraC from Clostridium phytofermentans ISDg

• PDB DOI: https://doi.org/10.2210/pdb3CU5/pdb

• Classification: TRANSCRIPTION REGULATOR
• Organism(s): Lachnoclostridium phytofermentans ISDg
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-04-15 Released: 2008-05-06 
• Deposition Author(s): Malashkevich, V.N., Toro, R., Wasserman, S.R., Meyer, A., 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: 2.60 Å
• R-Value Free: 0.300 
• R-Value Work: 0.183 
• R-Value Observed: 0.189 

Literature

Crystal structure of a two component transcriptional regulator AraC from Clostridium phytofermentans ISDg.

Malashkevich, V.N., Toro, R., Wasserman, S.R., Meyer, A., 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.

Biological Assembly 2  

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

Biological assembly 2 generated by PISA (software)

Biological Assembly 3  

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

Biological assembly 3 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 32.32 kDa 
• Atom Count: 2,115 
• Modelled Residue Count: 253 
• Deposited Residue Count: 282 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Two component transcriptional regulator, AraC family	A, B	141	Lachnoclostridium phytofermentans ISDg	Mutation(s): 0  Gene Names: Cphy_0579
UniProt
Find proteins for A9KIW7 (Lachnoclostridium phytofermentans (strain ATCC 700394 / DSM 18823 / ISDg)) Explore A9KIW7  Go to UniProtKB:  A9KIW7

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free: 0.300 
• R-Value Work: 0.183 
• R-Value Observed: 0.189 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 34.326	α = 90
b = 87.038	β = 106.22
c = 52.697	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SHELX	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345	data collection
HKL-2000	data reduction
SHELXD	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-05-06 
Deposition Author(s): Malashkevich, V.N., Toro, R., Wasserman, S.R., Meyer, A., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2008-05-06
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.2: 2017-10-25
  Changes: Refinement description
• Version 1.3: 2018-11-14
  Changes: Data collection, Structure summary
• Version 1.4: 2021-02-03
  Changes: Database references, Structure summary
• Version 1.5: 2024-02-21
  Changes: Data collection, Database references