3AQD

Unliganded TRAP

• PDB DOI: https://doi.org/10.2210/pdb3AQD/pdb

• Classification: RNA BINDING PROTEIN
• Organism(s): Geobacillus stearothermophilus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2010-10-29 Released: 2010-12-29 
• Deposition Author(s): Malay, A.A.D., Watanabe, M., Heddle, J.G., Tame, J.R.H.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free: 0.267 
• R-Value Work: 0.238 
• R-Value Observed: 0.240 

Starting Model: experimental

Literature

Allostery in TRAP

Malay, A.A.D., Watanabe, M., Heddle, J.G., Tame, J.R.H.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C11  (Explore in 3D)
Global Stoichiometry: Homo 11-mer - A11 

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

Biological Assembly 2  

Global Symmetry: Cyclic - C11  (Explore in 3D)
Global Stoichiometry: Homo 11-mer - A11 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 181.66 kDa 
• Atom Count: 10,669 
• Modelled Residue Count: 1,393 
• Deposited Residue Count: 1,628 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transcription attenuation protein mtrB	A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V	74	Geobacillus stearothermophilus	Mutation(s): 0  Gene Names: mtrB
UniProt
Find proteins for Q9X6J6 (Geobacillus stearothermophilus) Explore Q9X6J6  Go to UniProtKB:  Q9X6J6

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free: 0.267 
• R-Value Work: 0.238 
• R-Value Observed: 0.240 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 68.154	α = 90
b = 85.432	β = 95.13
c = 127.444	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-12-29 
Deposition Author(s): Malay, A.A.D., Watanabe, M., Heddle, J.G., Tame, J.R.H.

Revision History  

• Version 1.0: 2010-12-29
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2023-11-01
  Changes: Data collection, Database references, Refinement description