5DZ7

STRUCTURAL BASIS OF ACYL TRANSFER IN A TRANS-AT POLYKETIDE SYNTHASE

• PDB DOI: https://doi.org/10.2210/pdb5DZ7/pdb

• Classification: TRANSFERASE
• Organism(s): Bacillus subtilis subsp. subtilis str. 168
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2015-09-25 Released: 2016-10-05 
• Deposition Author(s): Race, P.R., Till, M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.280 
• R-Value Work: 0.192 
• R-Value Observed: 0.196 

Literature

Structural Basis Of Acyl Transfer In A Trans-At Polyketide Synthase

Race, P.R., Till, M.

To be published.

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 34.89 kDa 
• Atom Count: 2,275 
• Modelled Residue Count: 281 
• Deposited Residue Count: 308 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Polyketide biosynthesis protein PksE	A	308	Bacillus subtilis subsp. subtilis str. 168	Mutation(s): 0  Gene Names: pksE, BSU17120 EC: 2.3.1.39
UniProt
Find proteins for O34787 (Bacillus subtilis (strain 168)) Explore O34787  Go to UniProtKB:  O34787

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	B [auth A], C [auth A], D [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
CL	E [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.280 
• R-Value Work: 0.192 
• R-Value Observed: 0.196 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 42.653	α = 90
b = 54.546	β = 90
c = 116.708	γ = 90

Software Package:

Software Name	Purpose
XDS	data reduction
XSCALE	data scaling
MOLREP	phasing
REFMAC	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-10-05 
Deposition Author(s): Race, P.R., Till, M.

Revision History  

• Version 1.0: 2016-10-05
  Type: Initial release
  
• Version 1.1: 2024-05-08
  Changes: Data collection, Database references