8F85

Crystal Structure of Dihydrofolate reductase (DHFR) from Mycobacterium ulcerans Agy99 in complex with NADP and inhibitor MAM851

• PDB DOI: https://doi.org/10.2210/pdb8F85/pdb

• Classification: OXIDOREDUCTASE/INHIBITOR
• Organism(s): Mycobacterium ulcerans Agy99
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2022-11-21 Released: 2023-12-13 
• Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease, Seattle Structural Genomics Center for Infectious Disease (SSGCID)
• Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID), National Institutes of Health/Office of the Director

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.15 Å
• R-Value Free: 0.131 
• R-Value Work: 0.124 
• R-Value Observed: 0.124 

Literature

Crystal Structure of Dihydrofolate reductase (DHFR) from Mycobacterium ulcerans Agy99 in complex with NADP and inhibitor MAM851

Lovell, S., Battaile, K.P., Staker, B.L.

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: 20.26 kDa 
• Atom Count: 1,500 
• Modelled Residue Count: 163 
• Deposited Residue Count: 173 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Dihydrofolate reductase	A	173	Mycobacterium ulcerans Agy99	Mutation(s): 2  Gene Names: dfrA, MUL_2179 EC: 1.5.1.3
UniProt
Find proteins for A0PQG8 (Mycobacterium ulcerans (strain Agy99)) Explore A0PQG8  Go to UniProtKB:  A0PQG8

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAP	B [auth A]	NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE C21 H28 N7 O17 P3 XJLXINKUBYWONI-NNYOXOHSSA-N
XKI (Subject of Investigation/LOI)	C [auth A]	3-{2-[3-({(6M)-2,4-diamino-6-[2-(trifluoromethyl)phenyl]pyrimidin-5-yl}oxy)propoxy]phenyl}propanoic acid C23 H23 F3 N4 O4 OUIRZIUAXRLDKD-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.15 Å
• R-Value Free: 0.131 
• R-Value Work: 0.124 
• R-Value Observed: 0.124 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 28.751	α = 90
b = 66.156	β = 91.73
c = 44.042	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
Aimless	data scaling
XDS	data reduction
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-12-13 
Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease, 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	75N93022C00036
National Institutes of Health/Office of the Director	United States	S10OD030394

Revision History  

• Version 1.0: 2023-12-13
  Type: Initial release