3MXT | pdb_00003mxt

Crystal Structure of Pantoate-Beta-alanine Ligase from Campylobacter jejuni

• PDB DOI: https://doi.org/10.2210/pdb3MXT/pdb

• Classification: LIGASE
• Organism(s): Campylobacter jejuni subsp. jejuni NCTC 11168 = ATCC 700819
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2010-05-07 Released: 2010-06-16 
• Deposition Author(s): Kim, Y., Zhou, M., Papazisi, L., Anderson, W.F., Joachimiak, A., Center for Structural Genomics of Infectious Diseases (CSGID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free: 
  0.198 (Depositor), 0.195 (DCC) 
• R-Value Work: 
  0.159 (Depositor), 0.157 (DCC) 
• R-Value Observed: 
  0.161 (Depositor) 

Literature

Crystal Structure of Pantoate-Beta-alanine Ligase from Campylobacter jejuni

Kim, Y., Zhou, M., Papazisi, L., Anderson, W.F., Joachimiak, A.

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: 33.4 kDa 
• Atom Count: 2,748 
• Modeled Residue Count: 283 
• Deposited Residue Count: 285 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Pantothenate synthetase	A	285	Campylobacter jejuni subsp. jejuni NCTC 11168 = ATCC 700819	Mutation(s): 0  Gene Names: Cj0297c, panC EC: 6.3.2.1
UniProt
Find proteins for Q9PIK2 (Campylobacter jejuni subsp. jejuni serotype O:2 (strain ATCC 700819 / NCTC 11168)) Explore Q9PIK2  Go to UniProtKB:  Q9PIK2

Small Molecules

Ligands 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	D [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
GOL	B [auth A], F [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
FMT	E [auth A], G [auth A], I [auth A]	FORMIC ACID C H2 O2 BDAGIHXWWSANSR-UHFFFAOYSA-N
CL	H [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M
MG	C [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free:  0.198 (Depositor), 0.195 (DCC) 
• R-Value Work:  0.159 (Depositor), 0.157 (DCC) 
• R-Value Observed: 0.161 (Depositor) 

Diffraction Data: https://doi.org/10.18430/m33mxt

Space Group: P 6₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 83.314	α = 90
b = 83.314	β = 90
c = 148.68	γ = 120

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-06-16 
Deposition Author(s): Kim, Y., Zhou, M., Papazisi, L., Anderson, W.F., Joachimiak, A., Center for Structural Genomics of Infectious Diseases (CSGID)

Revision History  

• Version 1.0: 2010-06-16
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2024-11-27
  Changes: Data collection, Database references, Derived calculations, Structure summary