8BT6

Crystal structure of Toxoplasma gondii glideosome-associated connector

• PDB DOI: https://doi.org/10.2210/pdb8BT6/pdb

• Classification: PROTEIN BINDING
• Organism(s): Toxoplasma gondii
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2022-11-27 Released: 2023-04-05 
• Deposition Author(s): Hung, Y.F., Kursula, I.
• Funding Organization(s): Academy of Finland, Sigrid Juselius Foundation, Jane and Aatos Erkko Foundation, Norwegian Research Council

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.33 Å
• R-Value Free: 0.272 
• R-Value Work: 0.229 
• R-Value Observed: 0.232 

Literature

Structure of Toxoplasma gondii glideosome-associated connector suggests a role as an elastic element to assist myosin A in generating force for gliding motility

Hung, Y.F., Chen, Q., Pires, I., Rosenthal, P.B., Kursula, I.

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)

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 291.78 kDa 
• Atom Count: 20,022 
• Modelled Residue Count: 2,633 
• Deposited Residue Count: 2,646 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative anonymous antigen-1	A	2,646	Toxoplasma gondii	Mutation(s): 0  Gene Names: TGPRC2_312630
UniProt
Find proteins for A0A151HKA5 (Toxoplasma gondii TgCatPRC2) Explore A0A151HKA5  Go to UniProtKB:  A0A151HKA5

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ACT	B [auth A]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M
K	C [auth A], D [auth A]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.33 Å
• R-Value Free: 0.272 
• R-Value Work: 0.229 
• R-Value Observed: 0.232 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 121.399	α = 90
b = 146.661	β = 90
c = 185.918	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling
HKL2Map	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-04-05 
Deposition Author(s): Hung, Y.F., Kursula, I.

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Funding Organization	Location	Grant Number
Academy of Finland	Finland	--
Sigrid Juselius Foundation	Finland	--
Jane and Aatos Erkko Foundation	Finland	--
Norwegian Research Council	Norway	--

Revision History  

• Version 1.0: 2023-04-05
  Type: Initial release