9BWN | pdb_00009bwn

Nanoparticle Crystal Structure of a Thermostabilized Mutant Rv1498A Flavoprotein from Mycobacterium tuberculosis

• PDB DOI: https://doi.org/10.2210/pdb9BWN/pdb

• Classification: FLAVOPROTEIN
• Organism(s): Mycobacterium tuberculosis
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2024-05-21 Released: 2025-11-26 
• Deposition Author(s): Seraj, N., Cappelli, L., Wahome, N., Cinelli, P., Fabiola, G., Cartocci, E., Delany, I., Cozzi, R.
• Funding Organization(s): Other private

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.01 Å
• R-Value Free: 
  0.291 (Depositor), 0.291 (DCC) 
• R-Value Work: 
  0.270 (Depositor), 0.270 (DCC) 
• R-Value Observed: 
  0.272 (Depositor) 

Starting Model: experimental

Literature

In silico Self-assembling Protein Nanoparticles Optimization for Protein Antigen display

Cappelli, L., Wahome, N., Cinelli, P., Giusti, F., Seraj, N., Cartocci, E., Harshbarger, W., Delany, I., Cozzi, R.

To be published.

Biological Assembly 1  

Global Symmetry: Tetrahedral - T  (Explore in 3D)
Global Stoichiometry: Homo 12-mer - A12 

Biological assembly 1 generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 8.76 kDa 
• Atom Count: 590 
• Modeled Residue Count: 77 
• Deposited Residue Count: 79 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Flavoprotein	A	79	Mycobacterium tuberculosis	Mutation(s): 0  Gene Names: Rv1498A
UniProt
Find proteins for I6XY36 (Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)) Explore I6XY36  Go to UniProtKB:  I6XY36

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.01 Å
• R-Value Free:  0.291 (Depositor), 0.291 (DCC) 
• R-Value Work:  0.270 (Depositor), 0.270 (DCC) 
• R-Value Observed: 0.272 (Depositor) 

Space Group: F 4₁ 3 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 139.183	α = 90
b = 139.183	β = 90
c = 139.183	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
Coot	model building
XDS	data reduction
PHENIX	phasing
HKL-2000	data scaling

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-11-26 
Deposition Author(s): Seraj, N., Cappelli, L., Wahome, N., Cinelli, P., Fabiola, G., Cartocci, E., Delany, I., Cozzi, R.

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Funding Organization	Location	Grant Number
Other private	United States	--

Revision History  

• Version 1.0: 2025-11-26
  Type: Initial release