2C4T

X-ray crystal structure of 5'-fluorodeoxyadenosine synthase from Streptomyces cattleya complexed with an inhibitor, an analogue of S- adenosyl methionine

• PDB DOI: https://doi.org/10.2210/pdb2C4T/pdb

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


• Deposited: 2005-10-22 Released: 2007-03-27 
• Deposition Author(s): McEwan, A.R., Deng, H., McGlinchey, R.P., Robinson, D.R., O'Hagan, D., Naismith, J.H.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.239 
• R-Value Work: 0.184 
• R-Value Observed: 0.187 

Literature

Substrates and Inhibitors of the Fluorinase from Streptomyces Cattleya

McEwan, A.R., Deng, H., Mcglinchey, R.P., Robinson, D.R., O'Hagan, D., Naismith, J.H.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Homo 6-mer - A6 

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

Macromolecule Content

• Total Structure Weight: 98.56 kDa 
• Atom Count: 7,155 
• Modelled Residue Count: 873 
• Deposited Residue Count: 897 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
5'-FLUORO-5'-DEOXYADENOSINE SYNTHASE	A, B, C	299	Streptantibioticus cattleyicolor	Mutation(s): 0  EC: 2.5.1.63
UniProt
Find proteins for Q70GK9 (Streptantibioticus cattleyicolor) Explore Q70GK9  Go to UniProtKB:  Q70GK9

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SA8	D [auth A], I [auth C], J [auth C]	S-5'-AZAMETHIONINE-5'-DEOXYADENOSINE C15 H23 N7 O5 JISVTSUBJCPLSV-TWBCTODHSA-N
CL	E [auth A], F [auth A], G [auth A], H [auth B], K [auth C], L [auth C]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.239 
• R-Value Work: 0.184 
• R-Value Observed: 0.187 
• Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 76.319	α = 90
b = 129.505	β = 90
c = 182.845	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-03-27 
Deposition Author(s): McEwan, A.R., Deng, H., McGlinchey, R.P., Robinson, D.R., O'Hagan, D., Naismith, J.H.

Revision History  

• Version 1.0: 2007-03-27
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.2: 2017-06-28
  Changes: Data collection
• Version 1.3: 2018-03-28
  Changes: Database references, Source and taxonomy
• Version 1.4: 2023-12-13
  Changes: Data collection, Database references, Other, Refinement description