3B02

Crystal structure of TTHB099, a transcriptional regulator CRP family from Thermus thermophilus HB8

• PDB DOI: https://doi.org/10.2210/pdb3B02/pdb
• Entry: 3B02 supersedes: 2ZDB

• Classification: TRANSCRIPTION REGULATOR
• Organism(s): Thermus thermophilus HB8
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2011-06-03 Released: 2011-06-15 
• Deposition Author(s): Agari, Y., Kuramitsu, S., Shinkai, A., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.92 Å
• R-Value Free: 0.220 
• R-Value Work: 0.183 
• R-Value Observed: 0.183 

Literature

X-ray crystal structure of TTHB099, a CRP/FNR superfamily transcriptional regulator from Thermus thermophilus HB8, reveals a DNA-binding protein with no required allosteric effector molecule

Agari, Y., Kuramitsu, S., Shinkai, A.

(2012) Proteins 80: 1490-1494

• PubMed: 22383301 
• DOI: https://doi.org/10.1002/prot.24049
• Primary Citation of Related Structures:  
  3B02

---

Organizational Affiliation: 

RIKEN SPring-8 Center, Harima Institute, 1-1-1 Kouto, Sayo, Hyogo 679-5148, Japan.

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: 22.17 kDa 
• Atom Count: 1,705 
• Modelled Residue Count: 195 
• Deposited Residue Count: 195 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transcriptional regulator, Crp family	A	195	Thermus thermophilus HB8	Mutation(s): 0  Gene Names: TTHB099
UniProt
Find proteins for Q53W63 (Thermus thermophilus (strain ATCC 27634 / DSM 579 / HB8)) Explore Q53W63  Go to UniProtKB:  Q53W63

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.92 Å
• R-Value Free: 0.220 
• R-Value Work: 0.183 
• R-Value Observed: 0.183 
• Space Group: I 4₁ 3 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 147.626	α = 90
b = 147.626	β = 90
c = 147.626	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-06-15 
Deposition Author(s): Agari, Y., Kuramitsu, S., Shinkai, A., RIKEN Structural Genomics/Proteomics Initiative (RSGI)
• This entry supersedes: 2ZDB

Revision History  

• Version 1.0: 2011-06-15
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2012-03-14
  Changes: Database references
• Version 1.3: 2013-06-19
  Changes: Database references
• Version 1.4: 2023-11-01
  Changes: Data collection, Database references, Refinement description