3N2A

Crystal structure of bifunctional folylpolyglutamate synthase/dihydrofolate synthase from Yersinia pestis CO92

• PDB DOI: https://doi.org/10.2210/pdb3N2A/pdb

• Classification: LIGASE
• Organism(s): Yersinia pestis CO92
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2010-05-17 Released: 2010-06-30 
• Deposition Author(s): Nocek, B., Maltseva, N., Papazisi, L., Anderson, W., Joachimiak, A., Center for Structural Genomics of Infectious Diseases (CSGID)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.202 
• R-Value Work: 0.176 
• R-Value Observed: 0.177 

Starting Model: experimental

Literature

Crystal structure of bifunctional folylpolyglutamate synthase/dihydrofolate synthase from Yersinia pestis CO92

Nocek, B., Maltseva, N., Makowska-Grzyska, M., Papazisi, L., Anderson, W., Joachimiak, A.

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: 48.22 kDa 
• Atom Count: 3,384 
• Modelled Residue Count: 406 
• Deposited Residue Count: 437 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Bifunctional folylpolyglutamate synthase/dihydrofolate synthase	A	437	Yersinia pestis CO92	Mutation(s): 0  Gene Names: folC, YPN_2178, YP516_2438 EC: 6.3.2.12 (PDB Primary Data), 6.3.2.17 (PDB Primary Data)

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ADP	B [auth A]	ADENOSINE-5'-DIPHOSPHATE C10 H15 N5 O10 P2 XTWYTFMLZFPYCI-KQYNXXCUSA-N
GOL	F [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
EDO	D [auth A], E [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N
MG	C [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.202 
• R-Value Work: 0.176 
• R-Value Observed: 0.177 
• Space Group: P 2₁ 2₁ 2₁
• Diffraction Data: https://doi.org/10.18430/m33n2a

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 60.853	α = 90
b = 78.791	β = 90
c = 124.585	γ = 90

Software Package:

Software Name	Purpose
SBC-Collect	data collection
MOLREP	phasing
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-06-30 
Deposition Author(s): Nocek, B., Maltseva, N., Papazisi, L., Anderson, W., Joachimiak, A., Center for Structural Genomics of Infectious Diseases (CSGID)

Revision History  

• Version 1.0: 2010-06-30
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2018-01-24
  Changes: Database references, Structure summary
• Version 1.3: 2023-09-06
  Changes: Data collection, Database references, Derived calculations, Refinement description