7DGX | pdb_00007dgx

Structure of coiled coil domain of Trypanosoma brucei coronin

• PDB DOI: https://doi.org/10.2210/pdb7DGX/pdb

• Classification: CONTRACTILE PROTEIN
• Organism(s): Trypanosoma brucei
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2020-11-12 Released: 2021-11-10 
• Deposition Author(s): Parihar, P.S., Karade, S.S., Pratap, J.V.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.06 Å
• R-Value Free: 
  0.245 (Depositor), 0.240 (DCC) 
• R-Value Work: 
  0.227 (Depositor), 0.230 (DCC) 
• R-Value Observed: 
  0.228 (Depositor) 

Starting Model: experimental

Literature

Structural insights into kinetoplastid coronin oligomerization domain and F-actin interaction

Parihar, P.S., Singh, A., Karade, S.S., Sahasrabuddhe, A.A., Pratap, J.V.

(2021) Curr Res Struct Biol 3: 268-276

• DOI: https://doi.org/10.1016/j.crstbi.2021.10.002

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Macromolecule Content 

• Total Structure Weight: 12.01 kDa 
• Atom Count: 807 
• Modeled Residue Count: 99 
• Deposited Residue Count: 104 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Coronin	A, B	52	Trypanosoma brucei	Mutation(s): 0
UniProt
Find proteins for Q57W63 (Trypanosoma brucei brucei (strain 927/4 GUTat10.1)) Explore Q57W63  Go to UniProtKB:  Q57W63

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.06 Å
• R-Value Free:  0.245 (Depositor), 0.240 (DCC) 
• R-Value Work:  0.227 (Depositor), 0.230 (DCC) 
• R-Value Observed: 0.228 (Depositor) 

Space Group: I 4 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 93.376	α = 90
b = 93.376	β = 90
c = 82.959	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
DENZO	data reduction
HKL-2000	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2021-11-10 
Deposition Author(s): Parihar, P.S., Karade, S.S., Pratap, J.V.

Revision History  

• Version 1.0: 2021-11-10
  Type: Initial release
  
• Version 1.1: 2023-11-29
  Changes: Data collection, Refinement description