4W8G | pdb_00004w8g

Crystal structure of the TIR domain of the Toll-related Receptor TRR-2 from the lower metazoan Hydra magnipapillata (crystal form I)

• PDB DOI: https://doi.org/10.2210/pdb4W8G/pdb

• Classification: SIGNALING PROTEIN
• Organism(s): Hydra vulgaris
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2014-08-24 Released: 2015-09-09 
• Deposition Author(s): Weisse, R.H.-J., Scheidig, A.J.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 
  0.302 (Depositor), 0.310 (DCC) 
• R-Value Work: 
  0.250 (Depositor), 0.250 (DCC) 
• R-Value Observed: 
  0.252 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of the TIR domain of the Toll-related Receptor TRR-2 from the lower metazoan Hydra magnipapillata (crystal form I)

Scheidig, A.J., Weisse, R.H.-J.

To be published.

Biological Assembly 1  

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

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

Macromolecule Content 

• Total Structure Weight: 16.16 kDa 
• Atom Count: 1,050 
• Modeled Residue Count: 125 
• Deposited Residue Count: 135 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Toll-receptor-related 2	A	135	Hydra vulgaris	Mutation(s): 0  Gene Names: TRR-2
UniProt
Find proteins for A6M946 (Hydra vulgaris) Explore A6M946  Go to UniProtKB:  A6M946

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free:  0.302 (Depositor), 0.310 (DCC) 
• R-Value Work:  0.250 (Depositor), 0.250 (DCC) 
• R-Value Observed: 0.252 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 32.26	α = 90
b = 33.51	β = 90
c = 109.51	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling
Aimless	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2015-09-09 
Deposition Author(s): Weisse, R.H.-J., Scheidig, A.J.

Revision History  

• Version 1.0: 2015-09-09
  Type: Initial release
  
• Version 1.1: 2018-03-07
  Changes: Data collection
• Version 1.2: 2024-01-10
  Changes: Data collection, Database references, Refinement description