1SGM

Crystal Structure of Hypothetical Protein YXAF

• PDB DOI: https://doi.org/10.2210/pdb1SGM/pdb

• Classification: TRANSCRIPTION
• Organism(s): Bacillus subtilis
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2004-02-24 Released: 2004-08-17 
• Deposition Author(s): Seetharaman, J., Swaminathan, S., Burley, S.K., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.294 
• R-Value Work: 0.233 
• R-Value Observed: 0.249 

Literature

Crystal structure of a putative HTH-type transcriptional regulator yxaF from Bacillus subtilis.

Seetharaman, J., Kumaran, D., Bonanno, J.B., Burley, S.K., Swaminathan, S.

(2006) Proteins 63: 1087-1091

• PubMed: 16475182 
• DOI: https://doi.org/10.1002/prot.20924
• Primary Citation of Related Structures:  
  1SGM

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Organizational Affiliation: 

Biology Department, Brookhaven National Laboratory, Upton, New York 11973, USA.

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)

Macromolecule Content

• Total Structure Weight: 42.09 kDa 
• Atom Count: 3,076 
• Modelled Residue Count: 368 
• Deposited Residue Count: 382 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative HTH-type transcriptional regulator yxaF	A, B	191	Bacillus subtilis	Mutation(s): 0  Gene Names: YXAF, S14F, BSU39990
UniProt
Find proteins for P42105 (Bacillus subtilis (strain 168)) Explore P42105  Go to UniProtKB:  P42105

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.294 
• R-Value Work: 0.233 
• R-Value Observed: 0.249 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 100.356	α = 90
b = 38.956	β = 101.26
c = 95.705	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
CBASS	data collection
HKL-2000	data scaling
SOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2004-08-17 
Deposition Author(s): Seetharaman, J., Swaminathan, S., Burley, S.K., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2004-08-17
  Type: Initial release
  
• Version 1.1: 2008-04-29
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2017-10-11
  Changes: Data collection
• Version 1.4: 2021-02-03
  Changes: Database references, Structure summary
• Version 1.5: 2024-02-14
  Changes: Data collection, Database references