6MHK | pdb_00006mhk

Crystal structure of ketosynthase nine from bacillaene polyketide synthase in Bacillus amyloliquefaciens

• PDB DOI: https://doi.org/10.2210/pdb6MHK/pdb

• Classification: TRANSFERASE
• Organism(s): Bacillus amyloliquefaciens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2018-09-18 Released: 2019-09-25 
• Deposition Author(s): Meinke, J.L., Keatinge-Clay, A.T.
• Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.93 Å
• R-Value Free: 
  0.210 (Depositor), 0.220 (DCC) 
• R-Value Work: 
  0.182 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.184 (Depositor) 

Literature

Crystal structure of ketosynthase nine from BaeM

Meinke, J.L., Keatinge-Clay, A.T.

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: 134.05 kDa 
• Atom Count: 8,679 
• Modeled Residue Count: 1,070 
• Deposited Residue Count: 1,228 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Polyketide synthase	A, B	614	Bacillus amyloliquefaciens	Mutation(s): 0  Gene Names: baeM
UniProt
Find proteins for Q1RS71 (Bacillus amyloliquefaciens) Explore Q1RS71  Go to UniProtKB:  Q1RS71

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.93 Å
• R-Value Free:  0.210 (Depositor), 0.220 (DCC) 
• R-Value Work:  0.182 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.184 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 78.861	α = 90
b = 116.486	β = 90
c = 141.117	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2019-09-25 
Deposition Author(s): Meinke, J.L., Keatinge-Clay, A.T.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	GM106112

Revision History  

• Version 1.0: 2019-09-25
  Type: Initial release
  
• Version 1.1: 2020-01-01
  Changes: Author supporting evidence
• Version 1.2: 2024-03-13
  Changes: Data collection, Database references, Refinement description