1RLK

Structure of Conserved Protein of Unknown Function TA0108 from Thermoplasma acidophilum

• PDB DOI: https://doi.org/10.2210/pdb1RLK/pdb

• Classification: Structural genomics, unknown function
• Organism(s): Thermoplasma acidophilum
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2003-11-25 Released: 2003-12-30 
• Deposition Author(s): Osipiuk, J., Evdokimova, E., Savchenko, A., Edwards, A., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.239 
• R-Value Work: 0.212 
• R-Value Observed: 0.216 

Literature

Crystal structure of conserved hypothetical protein TA0108 from Thermoplasma acidophilum

Osipiuk, J., Evdokimova, E., Savchenko, A., Edwards, A., Joachimiak, A.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 generated by PISA,PQS (software)

Macromolecule Content

• Total Structure Weight: 13.38 kDa 
• Atom Count: 1,001 
• Modelled Residue Count: 116 
• Deposited Residue Count: 117 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Hypothetical protein Ta0108	A	117	Thermoplasma acidophilum	Mutation(s): 0  Gene Names: TA0108
UniProt
Find proteins for Q9HLW6 (Thermoplasma acidophilum (strain ATCC 25905 / DSM 1728 / JCM 9062 / NBRC 15155 / AMRC-C165)) Explore Q9HLW6  Go to UniProtKB:  Q9HLW6

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	B [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
GOL	C [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.239 
• R-Value Work: 0.212 
• R-Value Observed: 0.216 
• Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 43.456	α = 90
b = 43.456	β = 90
c = 103.381	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
SHELXD	phasing
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2003-12-30 
Deposition Author(s): Osipiuk, J., Evdokimova, E., Savchenko, A., Edwards, A., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2003-12-30
  Type: Initial release
  
• Version 1.1: 2008-04-29
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.3: 2024-02-14
  Changes: Data collection, Database references, Derived calculations