4E5U | pdb_00004e5u

The crystal structure of thymidylate kinase from Pseudomonas aeruginosa PAO1 in complex with thymidine monophosphate.

• PDB DOI: https://doi.org/10.2210/pdb4E5U/pdb

• Classification: TRANSFERASE
• Organism(s): Pseudomonas aeruginosa PAO1
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2012-03-14 Released: 2012-03-28 
• Deposition Author(s): Tan, K., Joachimiak, G., Jedrzejczak, R., Sacchettini, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG), Structures of Mtb Proteins Conferring Susceptibility to Known Mtb Inhibitors (MTBI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.81 Å
• R-Value Free: 
  0.231 (Depositor), 0.226 (DCC) 
• R-Value Work: 
  0.188 (Depositor), 0.186 (DCC) 
• R-Value Observed: 
  0.191 (Depositor) 

Literature

The crystal structure of thymidylate kinase from Pseudomonas aeruginosa PAO1 in complex with thymidine monophosphate.

Tan, K., Joachimiak, G., Jedrzejczak, R., Sacchettini, J., Joachimiak, A.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 47.86 kDa 
• Atom Count: 3,468 
• Modeled Residue Count: 410 
• Deposited Residue Count: 426 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Thymidylate kinase	A, B	213	Pseudomonas aeruginosa PAO1	Mutation(s): 0  Gene Names: PA2962, tmk EC: 2.7.4.9
UniProt
Find proteins for Q9HZN8 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)) Explore Q9HZN8  Go to UniProtKB:  Q9HZN8

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
TMP	C [auth A], E [auth B]	THYMIDINE-5'-PHOSPHATE C10 H15 N2 O8 P GYOZYWVXFNDGLU-XLPZGREQSA-N
CA	D [auth A], F [auth B], G [auth B]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.81 Å
• R-Value Free:  0.231 (Depositor), 0.226 (DCC) 
• R-Value Work:  0.188 (Depositor), 0.186 (DCC) 
• R-Value Observed: 0.191 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 46.132	α = 90
b = 57.399	β = 90
c = 149.952	γ = 90

Software Package:

Software Name	Purpose
SBC-Collect	data collection
SHELXD	phasing
MLPHARE	phasing
DM	model building
RESOLVE	model building
HKL-3000	phasing
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling
DM	phasing
RESOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-03-28 
Deposition Author(s): Tan, K., Joachimiak, G., Jedrzejczak, R., Sacchettini, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG), Structures of Mtb Proteins Conferring Susceptibility to Known Mtb Inhibitors (MTBI)

Revision History  

• Version 1.0: 2012-03-28
  Type: Initial release
  
• Version 1.1: 2024-11-27
  Changes: Data collection, Database references, Derived calculations, Structure summary