8QK4

Dehydratase domain (PksJ DH1) from the bacillaene trans-AT PKS

• PDB DOI: https://doi.org/10.2210/pdb8QK4/pdb

• Classification: LYASE
• Organism(s): Bacillus subtilis subsp. subtilis str. 168
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2023-09-14 Released: 2024-09-25 
• Deposition Author(s): Pang, F., Alkhalaf, L.M., Jenner, M.
• Funding Organization(s): Biotechnology and Biological Sciences Research Council (BBSRC), UK Research and Innovation (UKRI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.216 
• R-Value Work: 0.176 

Starting Model: in silico

Literature

Dehydratase domain (PksJ DH1) from the bacillaene trans-AT PKS

Pang, F., Alkhalaf, L.M., Jenner, M.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 74.73 kDa 
• Atom Count: 4,607 
• Modelled Residue Count: 567 
• Deposited Residue Count: 682 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Polyketide synthase PksJ	A, B	341	Bacillus subtilis subsp. subtilis str. 168	Mutation(s): 0  Gene Names: pksJ, pksK, BSU17180
UniProt
Find proteins for P40806 (Bacillus subtilis (strain 168)) Explore P40806  Go to UniProtKB:  P40806

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	C [auth A], D [auth A], G [auth A], H [auth A], I [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
CL	J [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M
NA	E [auth A], F [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.216 
• R-Value Work: 0.176 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 52.905	α = 90
b = 84.79	β = 90
c = 131.938	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
DIALS	data reduction
DIALS	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-09-25 
Deposition Author(s): Pang, F., Alkhalaf, L.M., Jenner, M.

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Funding Organization	Location	Grant Number
Biotechnology and Biological Sciences Research Council (BBSRC)	United Kingdom	BB/R012121/1
UK Research and Innovation (UKRI)	United Kingdom	MR/W011247/1

Revision History  

• Version 1.0: 2024-09-25
  Type: Initial release