2CZ4

Crystal structure of a putative PII-like signaling protein (TTHA0516) from Thermus thermophilus HB8

• PDB DOI: https://doi.org/10.2210/pdb2CZ4/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Thermus thermophilus HB8
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2005-07-10 Released: 2006-01-10 
• Deposition Author(s): Arai, R., Fusatomi, E., Kukimoto-Niino, M., Kawaguchi, S., Terada, T., Shirouzu, M., Yokoyama, S., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.93 Å
• R-Value Free: 0.227 
• R-Value Work: 0.192 

Literature

Crystal structure of a putative PII-like signaling protein (TTHA0516) from Thermus thermophilus HB8

Arai, R., Fusatomi, E., Kukimoto-Niino, M., Kawaguchi, S., Terada, T., Shirouzu, M., Yokoyama, S.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly 2  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Homo 6-mer - A6 

Biological assembly 2 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 41.1 kDa 
• Atom Count: 2,508 
• Modelled Residue Count: 285 
• Deposited Residue Count: 357 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
hypothetical protein TTHA0516	A, B, C	119	Thermus thermophilus HB8	Mutation(s): 1  Gene Names: TTHA0516
UniProt
Find proteins for Q5SKX7 (Thermus thermophilus (strain ATCC 27634 / DSM 579 / HB8)) Explore Q5SKX7  Go to UniProtKB:  Q5SKX7

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ACT	E [auth A], F [auth A], H [auth B], J [auth C]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M
CL	D [auth A], G [auth B], I [auth C]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.93 Å
• R-Value Free: 0.227 
• R-Value Work: 0.192 
• Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.345	α = 90
b = 117.699	β = 90
c = 114.114	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: 2006-01-10 
Deposition Author(s): Arai, R., Fusatomi, E., Kukimoto-Niino, M., Kawaguchi, S., Terada, T., Shirouzu, M., Yokoyama, S., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History  

• Version 1.0: 2006-01-10
  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