3KQJ | pdb_00003kqj

MurA binary complex with UDP-N-acetylglucosamine

• PDB DOI: https://doi.org/10.2210/pdb3KQJ/pdb

• Classification: TRANSFERASE
• Organism(s): Escherichia coli K-12
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2009-11-17 Released: 2010-04-28 
• Deposition Author(s): Schonbrunn, E.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 
  0.195 (Depositor), 0.194 (DCC) 
• R-Value Work: 
  0.168 (Depositor), 0.168 (DCC) 

Starting Model: experimental

Literature

The Natural Product Antibiotic Terreic Acid is a Mechanism-Based Inhibitor of the Bacterial Enzyme MurA in vitro but not in vivo.

Han, H., Yang, Y., Olesen, S.H., Becker, A., Betzi, S., Schonbrunn, E.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Macromolecule Content 

• Total Structure Weight: 45.67 kDa 
• Atom Count: 3,682 
• Modeled Residue Count: 419 
• Deposited Residue Count: 419 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
UDP-N-acetylglucosamine 1-carboxyvinyltransferase	A	419	Escherichia coli K-12	Mutation(s): 0  Gene Names: b3189, JW3156, murA, MurA (MurZ), murZ EC: 2.5.1.7
UniProt
Find proteins for P0A749 (Escherichia coli (strain K12)) Explore P0A749  Go to UniProtKB:  P0A749

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
UD1	C [auth A]	URIDINE-DIPHOSPHATE-N-ACETYLGLUCOSAMINE C17 H27 N3 O17 P2 LFTYTUAZOPRMMI-CFRASDGPSA-N
PO4	D [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
GOL	B [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free:  0.195 (Depositor), 0.194 (DCC) 
• R-Value Work:  0.168 (Depositor), 0.168 (DCC) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 60.56	α = 90
b = 64.13	β = 90
c = 134.99	γ = 90

Software Package:

Software Name	Purpose
StructureStudio	data collection
CNS	refinement
XDS	data reduction
XDS	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-04-28 
Deposition Author(s): Schonbrunn, E.

Revision History  

• Version 1.0: 2010-04-28
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2011-07-27
  Changes: Database references, Derived calculations, Non-polymer description
• Version 1.3: 2023-09-06
  Changes: Advisory, Data collection, Database references, Derived calculations, Refinement description
• Version 1.4: 2024-11-27
  Changes: Structure summary