7TJ3

Crystal structure of a dihydrofolate reductase folA from Stenotrophomonas maltophilia bound to NADP and p218

• PDB DOI: https://doi.org/10.2210/pdb7TJ3/pdb

• Classification: OXIDOREDUCTASE/OXIDOREDUCTASE INHIBITOR
• Organism(s): Stenotrophomonas maltophilia K279a
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2022-01-14 Released: 2022-11-23 
• Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)
• Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.55 Å
• R-Value Free: 0.181 
• R-Value Work: 0.165 
• R-Value Observed: 0.166 

Starting Model: experimental

Literature

Crystal structure of a dihydrofolate reductase folA from Stenotrophomonas maltophilia bound to NADP and p218

Edwards, T.E., deBouver, N.D., Horanyi, P.S., Lorimer, D.D., Seattle Structural Genomics Center for Infectious Disease (SSGCID)

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 20.52 kDa 
• Atom Count: 1,642 
• Modelled Residue Count: 164 
• Deposited Residue Count: 171 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Dihydrofolate reductase	A	171	Stenotrophomonas maltophilia K279a	Mutation(s): 0  Gene Names: folA, Smlt0814 EC: 1.5.1.3
UniProt
Find proteins for B2FPG1 (Stenotrophomonas maltophilia (strain K279a)) Explore B2FPG1  Go to UniProtKB:  B2FPG1

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAP (Subject of Investigation/LOI)	B [auth A]	NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE C21 H28 N7 O17 P3 XJLXINKUBYWONI-NNYOXOHSSA-N
MMV (Subject of Investigation/LOI)	C [auth A]	3-(2-{3-[(2,4-diamino-6-ethylpyrimidin-5-yl)oxy]propoxy}phenyl)propanoic acid C18 H24 N4 O4 VDGXZSSDCDPCRF-UHFFFAOYSA-N
GOL	E [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
EDO	D [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.55 Å
• R-Value Free: 0.181 
• R-Value Work: 0.165 
• R-Value Observed: 0.166 
• Space Group: I 4₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 101.99	α = 90
b = 101.99	β = 90
c = 87.31	γ = 90

Software Package:

Software Name	Purpose
XDS	data reduction
XSCALE	data scaling
MOLREP	phasing
PHENIX	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-11-23 
Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	--

Revision History  

• Version 1.0: 2022-11-23
  Type: Initial release
  
• Version 1.1: 2023-10-25
  Changes: Data collection, Refinement description