4Z37 | pdb_00004z37

Structure of the ketosynthase of module 2 of C0ZGQ5 (trans-AT PKS) from Brevibacillus brevis

• PDB DOI: https://doi.org/10.2210/pdb4Z37/pdb

• Classification: TRANSFERASE
• Organism(s): Brevibacillus brevis NBRC 100599
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2015-03-31 Released: 2016-04-13 
• Deposition Author(s): Martin, S.F., Jakob, R.P., Herbst, D.A., Maier, T.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 
  0.208 (Depositor), 0.210 (DCC) 
• R-Value Work: 
  0.173 (Depositor), 0.170 (DCC) 
• R-Value Observed: 
  0.175 (Depositor) 

Starting Model: experimental

Literature

The structural organization of trans-AT polyketide synthases: ketoacyl synthase and trans-acting enoyl reductase

Martin, S.F., Jakob, R.P., Herbst, D.A., Maier, 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)

Macromolecule Content 

• Total Structure Weight: 72.25 kDa 
• Atom Count: 5,260 
• Modeled Residue Count: 607 
• Deposited Residue Count: 652 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative mixed polyketide synthase/non-ribosomal peptide synthetase	A	652	Brevibacillus brevis NBRC 100599	Mutation(s): 0  Gene Names: BBR47_39870
UniProt
Find proteins for C0ZGQ5 (Brevibacillus brevis (strain 47 / JCM 6285 / NBRC 100599)) Explore C0ZGQ5  Go to UniProtKB:  C0ZGQ5

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
CSD	A	L-PEPTIDE LINKING	C3 H7 N O4 S		CYS

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free:  0.208 (Depositor), 0.210 (DCC) 
• R-Value Work:  0.173 (Depositor), 0.170 (DCC) 
• R-Value Observed: 0.175 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 113.292	α = 90
b = 85.8	β = 121.51
c = 89.254	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-04-13 
Deposition Author(s): Martin, S.F., Jakob, R.P., Herbst, D.A., Maier, T.

Revision History  

• Version 1.0: 2016-04-13
  Type: Initial release
  
• Version 1.1: 2024-01-10
  Changes: Data collection, Database references, Refinement description
• Version 1.2: 2024-11-20
  Changes: Structure summary