3SJ7

Structure of beta-ketoacetyl-CoA reductase (FabG) from Staphylococcus aureus complex with NADPH

• PDB DOI: https://doi.org/10.2210/pdb3SJ7/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Staphylococcus aureus subsp. aureus NCTC 8325
• Expression System: Escherichia coli M15
• Mutation(s): No 


• Deposited: 2011-06-21 Released: 2012-01-25 
• Deposition Author(s): Dutta, D., Bhattacharyya, S., Das, A.K.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.253 
• R-Value Work: 0.177 
• R-Value Observed: 0.181 

Literature

Crystal structure and fluorescence studies reveal the role of helical dimeric interface of staphylococcal fabg1 in positive cooperativity for NADPH.

Dutta, D., Bhattacharyya, S., Das, A.K.

(2012) Proteins 80: 1250-1257

• PubMed: 22275129 
• DOI: https://doi.org/10.1002/prot.24024
• Primary Citation of Related Structures:  
  3SJ7

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Organizational Affiliation: 

Department of Biotechnology, Indian Institute of Technology Kharagpur, Kharagpur 721032, West Bengal, India.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 55.84 kDa 
• Atom Count: 3,813 
• Modelled Residue Count: 482 
• Deposited Residue Count: 504 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
3-oxoacyl-(Acyl-carrier-protein) reductase	A, B	252	Staphylococcus aureus subsp. aureus NCTC 8325	Mutation(s): 0  Gene Names: SAOUHSC_01199 EC: 1.1.1.100
UniProt
Find proteins for Q2FZ53 (Staphylococcus aureus (strain NCTC 8325 / PS 47)) Explore Q2FZ53  Go to UniProtKB:  Q2FZ53

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NDP	C [auth A], F [auth B]	NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE C21 H30 N7 O17 P3 ACFIXJIJDZMPPO-NNYOXOHSSA-N
PG4	D [auth A], E [auth A], G [auth B]	TETRAETHYLENE GLYCOL C8 H18 O5 UWHCKJMYHZGTIT-UHFFFAOYSA-N

Binding Affinity Annotations
ID	Source	Binding Affinity
NDP	Binding MOAD:  3SJ7	Kd: 5.39e+4 (nM) from 1 assay(s)

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.253 
• R-Value Work: 0.177 
• R-Value Observed: 0.181 
• Space Group: H 3 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 126.484	α = 90
b = 126.484	β = 90
c = 176.954	γ = 120

Software Package:

Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
StructureStudio	data collection
XSCALE	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-01-25 
Deposition Author(s): Dutta, D., Bhattacharyya, S., Das, A.K.

Revision History  

• Version 1.0: 2012-01-25
  Type: Initial release
  
• Version 1.1: 2012-02-08
  Changes: Database references
• Version 1.2: 2012-03-21
  Changes: Database references
• Version 1.3: 2024-02-28
  Changes: Data collection, Database references, Derived calculations