8OFD | pdb_00008ofd

Crystal structure of beta-conglutin from Lupinus albus refined to 2.81 A

• PDB DOI: https://doi.org/10.2210/pdb8OFD/pdb

• Classification: ALLERGEN
• Organism(s): Lupinus albus
• Mutation(s): Yes 


• Deposited: 2023-03-15 Released: 2023-06-14 
• Deposition Author(s): Dolot, R.M., O'Sullivan, C.K., Jauset-Rubio, M.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.81 Å
• R-Value Free: 
  0.277 (Depositor), 0.310 (DCC) 
• R-Value Work: 
  0.204 (Depositor), 0.230 (DCC) 

Starting Model: experimental

Literature

First crystal structure of beta-conglutin, a major lupin allergen from Lupinus albus seeds

Dolot, R.M., O'Sullivan, C.K., Jauset-Rubio, M.

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.

Biological Assembly Evidence: native gel electrophoresis

Macromolecule Content 

• Total Structure Weight: 49.15 kDa 
• Atom Count: 3,387 
• Modeled Residue Count: 401 
• Deposited Residue Count: 423 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Conglutin beta 1	A	423	Lupinus albus	Mutation(s): 1
UniProt
Find proteins for Q53HY0 (Lupinus albus) Explore Q53HY0  Go to UniProtKB:  Q53HY0

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ACT	B [auth A]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M
K	D [auth A]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N
NA	C [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.81 Å
• R-Value Free:  0.277 (Depositor), 0.310 (DCC) 
• R-Value Work:  0.204 (Depositor), 0.230 (DCC) 

Space Group: P 3 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 166.63	α = 90
b = 166.63	β = 90
c = 40.098	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
CrysalisPro	data reduction
Aimless	data scaling
MOLREP	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-06-14 
Deposition Author(s): Dolot, R.M., O'Sullivan, C.K., Jauset-Rubio, M.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2023-06-14
  Type: Initial release
  
• Version 1.1: 2024-06-19
  Changes: Data collection