1WNA

Crystal structure of the hypothetical protein TT1805 from Thermus thermophillus HB8

• PDB DOI: https://doi.org/10.2210/pdb1WNA/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Thermus thermophilus HB8
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2004-07-28 Released: 2005-01-28 
• Deposition Author(s): Pioszak, A.A., Kishishita, S., Shirouzu, M., Kuramitsu, S., Yokoyama, S., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.58 Å
• R-Value Free: 0.229 
• R-Value Work: 0.208 
• R-Value Observed: 0.208 

Literature

Crystal structure of the hypothetical protein TT1805 from Thermus thermophillus HB8

Pioszak, A.A., Kishishita, S., Shirouzu, M., Kuramitsu, S., Yokoyama, S.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 14.39 kDa 
• Atom Count: 1,084 
• Modelled Residue Count: 127 
• Deposited Residue Count: 131 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
the hypothetical protein (TT1805)	A	131	Thermus thermophilus HB8	Mutation(s): 0
UniProt
Find proteins for Q5SI52 (Thermus thermophilus (strain ATCC 27634 / DSM 579 / HB8)) Explore Q5SI52  Go to UniProtKB:  Q5SI52

Small Molecules

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: 1.58 Å
• R-Value Free: 0.229 
• R-Value Work: 0.208 
• R-Value Observed: 0.208 
• Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 54.24	α = 90
b = 70.691	β = 90
c = 73.389	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-01-28 
Deposition Author(s): Pioszak, A.A., Kishishita, S., Shirouzu, M., Kuramitsu, S., Yokoyama, S., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History  

• Version 1.0: 2005-01-28
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.3: 2024-10-23
  Changes: Data collection, Database references, Derived calculations, Structure summary