7OV7

The hybrid cage formed between Pizza6-S and Cu(II)-substituted trilacunary Keggin

• PDB DOI: https://doi.org/10.2210/pdb7OV7/pdb

• Classification: BIOSYNTHETIC PROTEIN
• Organism(s): synthetic construct
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2021-06-14 Released: 2022-04-27 
• Deposition Author(s): Vandebroek, L., Noguchi, H., Anyushin, A., Van Meervelt, L., Voet, A.R.D., Parac-Vogt, T.N.
• Funding Organization(s): KU Leuven, Research Foundation - Flanders (FWO)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.287 
• R-Value Work: 0.232 
• R-Value Observed: 0.235 

Literature

Hierarchical Self-Assembly of a Supramolecular Protein-Metal Cage Encapsulating a Polyoxometalate Guest

Vandebroek, L., Noguchi, H., Anyushin, A., Van Meervelt, L., Voet, A.R.D., Parac-Vogt, T.N.

(2022) Cryst Growth Des 

• DOI: https://doi.org/10.1021/acs.cgd.1c01138

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)

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 56.51 kDa 
• Atom Count: 3,987 
• Modelled Residue Count: 499 
• Deposited Residue Count: 512 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Pizza6-S	A, B	256	synthetic construct	Mutation(s): 0

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PW9 (Subject of Investigation/LOI)	I [auth A], P [auth B]	Trilacunary Keggin O34 P W9 FITSDOGSJOFYAU-UHFFFAOYSA-N
CU (Subject of Investigation/LOI)	C [auth A], D [auth A], E [auth A], F [auth A], G [auth A], H [auth A]	COPPER (II) ION Cu JPVYNHNXODAKFH-UHFFFAOYSA-N
K	J [auth A], K [auth A], L [auth A], M [auth A], N [auth A], O [auth A]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.287 
• R-Value Work: 0.232 
• R-Value Observed: 0.235 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 65.792	α = 90
b = 74.15	β = 90
c = 79.733	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
Aimless	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-04-27 
Deposition Author(s): Vandebroek, L., Noguchi, H., Anyushin, A., Van Meervelt, L., Voet, A.R.D., Parac-Vogt, T.N.

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Funding Organization	Location	Grant Number
KU Leuven	Belgium	PDM/20/093
Research Foundation - Flanders (FWO)	Belgium	G0E4717N
Research Foundation - Flanders (FWO)	Belgium	G0F9316N
Research Foundation - Flanders (FWO)	Belgium	G051917N

Revision History  

• Version 1.0: 2022-04-27
  Type: Initial release
  
• Version 1.1: 2024-01-31
  Changes: Data collection, Refinement description