4FTS

Crystal structure of the N363T mutant of the Flock House virus capsid

• PDB DOI: https://doi.org/10.2210/pdb4FTS/pdb
• Entry: 4FTS supersedes: 2Q23
• NAKB: 4FTS

• Classification: VIRUS
• Organism(s): Flock House virus, Spodoptera frugiperda
• Expression System: Spodoptera frugiperda
• Mutation(s): Yes 


• Deposited: 2012-06-28 Released: 2012-08-01 
• Deposition Author(s): Speir, J.A., Chen, Z., Reddy, V.S., Johnson, J.E.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Work: 0.259 

Starting Model: experimental

Literature

Structural study of virus assembly intermediates reveals maturation event sequence and a staging position for externalized lytic peptides

Speir, J.A., Chen, Z., Reddy, V.S., Johnson, J.E.

To be published.

Biological Assembly 1  

Global Symmetry: Icosahedral - I  (Explore in 3D)
Global Stoichiometry: Homo 180-mer - A180 

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

Macromolecule Content

• Total Structure Weight: 136.78 kDa 
• Atom Count: 8,001 
• Modelled Residue Count: 1,001 
• Deposited Residue Count: 1,236 
• Unique protein chains: 1
• Unique nucleic acid chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Capsid protein alpha	A, B, C	407	Flock House virus	Mutation(s): 1  Gene Names: alpha, coat protein alpha EC: 3.4.23.44
UniProt
Find proteins for P12870 (Flock house virus) Explore P12870  Go to UniProtKB:  P12870

Entity ID: 2
Molecule	Chains	Length	Organism	Image
Random cellular RNAs	D [auth R]	15	Spodoptera frugiperda

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EPE	G [auth A], J [auth B], M [auth C]	4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID C8 H18 N2 O4 S JKMHFZQWWAIEOD-UHFFFAOYSA-N
SO4	L [auth C]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
CA	E [auth A], F [auth A], H [auth B], K [auth C]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N
CL	I [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Work: 0.259 
• Space Group: H 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 326.04	α = 90
b = 326.04	β = 90
c = 770.15	γ = 120

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
CNS	refinement
PDB_EXTRACT	data extraction
GLRF	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-08-01 
Deposition Author(s): Speir, J.A., Chen, Z., Reddy, V.S., Johnson, J.E.
• This entry supersedes: 2Q23

Revision History  

• Version 1.0: 2012-08-01
  Type: Initial release
  
• Version 1.1: 2024-04-03
  Changes: Data collection, Database references, Derived calculations, Refinement description