2IEK | pdb_00002iek

New crystal form of transcriptional regulator tm1030 from Thermotoga maritima

• PDB DOI: https://doi.org/10.2210/pdb2IEK/pdb

• Classification: TRANSCRIPTION
• Organism(s): Thermotoga maritima
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2006-09-19 Released: 2007-08-28 
• Deposition Author(s): Koclega, K.D., Chruszcz, M., Minor, W.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.83 Å
• R-Value Free: 
  0.269 (Depositor), 0.283 (DCC) 
• R-Value Work: 
  0.219 (Depositor), 0.229 (DCC) 
• R-Value Observed: 
  0.222 (Depositor) 

Starting Model: experimental

Literature

New crystal form of transcriptional regulator tm1030 from Thermotoga maritima

Koclega, K.D., Chruszcz, M., Minor, W.

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)

Macromolecule Content 

• Total Structure Weight: 24.5 kDa 
• Atom Count: 1,741 
• Modeled Residue Count: 199 
• Deposited Residue Count: 200 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transcriptional regulator, TetR family	A	200	Thermotoga maritima	Mutation(s): 0  Gene Names: TM1030
UniProt
Find proteins for Q9X0C0 (Thermotoga maritima (strain ATCC 43589 / DSM 3109 / JCM 10099 / NBRC 100826 / MSB8)) Explore Q9X0C0  Go to UniProtKB:  Q9X0C0

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
P6G	B [auth A]	HEXAETHYLENE GLYCOL C12 H26 O7 IIRDTKBZINWQAW-UHFFFAOYSA-N

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.83 Å
• R-Value Free:  0.269 (Depositor), 0.283 (DCC) 
• R-Value Work:  0.219 (Depositor), 0.229 (DCC) 
• R-Value Observed: 0.222 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 79.566	α = 90
b = 52.286	β = 92.9
c = 49.665	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-08-28 
Deposition Author(s): Koclega, K.D., Chruszcz, M., Minor, W.

Revision History  

• Version 1.0: 2007-08-28
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2022-04-13
  Changes: Database references, Derived calculations, Structure summary
• Version 1.3: 2023-08-30
  Changes: Data collection, Refinement description
• Version 1.4: 2023-11-15
  Changes: Data collection
• Version 1.5: 2024-10-09
  Changes: Structure summary