6A9N

Crystal structure of KAS III from Propionibacterium acnes

• PDB DOI: https://doi.org/10.2210/pdb6A9N/pdb

• Classification: TRANSFERASE
• Organism(s): Cutibacterium acnes
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2018-07-14 Released: 2019-07-17 
• Deposition Author(s): Lee, W.C., Cheon, D., Kim, Y.
• Funding Organization(s): National Research Foundation (Korea)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.209 
• R-Value Work: 0.177 
• R-Value Observed: 0.178 

Literature

Crystal structure of KAS III from Propionibacterium acnes

Cheon, D., Lee, W.C., Kim, Y.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 71.17 kDa 
• Atom Count: 5,344 
• Modelled Residue Count: 662 
• Deposited Residue Count: 666 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
3-oxoacyl-[acyl-carrier-protein] synthase 3	A, B	333	Cutibacterium acnes	Mutation(s): 1  Gene Names: fabH, B1B09_02220 EC: 2.3.1.180

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	I [auth B]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
K	C [auth A], D [auth A], E [auth A], F [auth B], G [auth B], H [auth B]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.209 
• R-Value Work: 0.177 
• R-Value Observed: 0.178 
• Space Group: P 6₅ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 105.518	α = 90
b = 105.518	β = 90
c = 326.933	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
SCALEPACK	data scaling
PDB_EXTRACT	data extraction
DENZO	data reduction
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2019-07-17 
Deposition Author(s): Lee, W.C., Cheon, D., Kim, Y.

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Funding Organization	Location	Grant Number
National Research Foundation (Korea)	Korea, Republic Of	MSIP-2016R1A2B2008543

Revision History  

• Version 1.0: 2019-07-17
  Type: Initial release
  
• Version 1.1: 2024-03-27
  Changes: Data collection, Database references, Derived calculations