8E0N

Homotrimeric variant of tcTRP9, BGL18

• PDB DOI: https://doi.org/10.2210/pdb8E0N/pdb

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


• Deposited: 2022-08-09 Released: 2023-04-12 
• Deposition Author(s): Kibler, R., Stoddard, B.L., Kennedy, M.A.
• Funding Organization(s): Other government, National Science Foundation (NSF, United States), National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS), Audacious Project

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.00 Å
• R-Value Free: 0.259 
• R-Value Work: 0.207 
• R-Value Observed: 0.211 

Literature

Homotrimeric variant of tcTRP9, BGL18

Kibler, R., Kennedy, M.A., Stoddard, B.L.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Biological Assembly Evidence: assay for oligomerization

Biological Assembly 2  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Biological Assembly Evidence: assay for oligomerization

Macromolecule Content

• Total Structure Weight: 118.45 kDa 
• Atom Count: 7,582 
• Modelled Residue Count: 1,026 
• Deposited Residue Count: 1,044 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
BGL18	A, B, C, D, E, F	174	synthetic construct	Mutation(s): 0

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.00 Å
• R-Value Free: 0.259 
• R-Value Work: 0.207 
• R-Value Observed: 0.211 
• Space Group: P 3₂

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 97.794	α = 90
b = 97.794	β = 90
c = 133.916	γ = 120

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-04-12 
Deposition Author(s): Kibler, R., Stoddard, B.L., Kennedy, M.A.

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Funding Organization	Location	Grant Number
Other government		1S10OD028581-01
National Science Foundation (NSF, United States)	United States	DGE-1762114
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	GM139752
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	--
Audacious Project	United States	--

Revision History  

• Version 1.0: 2023-04-12
  Type: Initial release
  
• Version 1.1: 2024-04-03
  Changes: Data collection, Refinement description