Macromolecule Content

Total Structure Weight: 42083.02
Atom Count: 2904
Residue Count: 336
Unique protein chains: 1

3JW5

Crystal structure of Bacillus anthracis (Y102F) dihydrofolate reductase complexed with NADPH and Trimethoprim

DOI: 10.2210/pdb3JW5/pdb

Classification: OXIDOREDUCTASE/OXIDOREDUCTASE INHIBITOR
Organism(s): Bacillus anthracis
Expression System: Escherichia coli
Mutation(s): 2

Deposited: 2009-09-17 Released: 2010-09-15
Deposition Author(s): Anderson, A.C., Beierlein, J.M., Karri, N.G.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.89 Å
R-Value Free: 0.260
R-Value Work: 0.212

wwPDB Validation3D Report Full Report

This is version 1.2 of the entry. See complete history.

Literature

Mutational Studies into Trimethoprim Resistance in Bacillus anthracis Dihydrofolate Reductase

Beierlein, J.M., Karri, N.G., Anderson, A.C.

To be published.

Macromolecules

Find similar proteins by: Sequence | Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details
Dihydrofolate reductase	A, B	168	Bacillus anthracis	Mutation(s): 2 Gene Names: dfrA EC: 1.5.1.3
Find proteins for Q81R22 (Bacillus anthracis) Go to UniProtKB: Q81R22
Protein Feature View Full Protein Feature View for Q81R22

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram & Interactions	3D Interactions
TOP Query on TOP Download SDF File Download CCD File	A, B	TRIMETHOPRIM C₁₄ H₁₈ N₄ O₃ IEDVJHCEMCRBQM-UHFFFAOYSA-N		Ligand Interaction
NDP Query on NDP Download SDF File Download CCD File	A, B	NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE C₂₁ H₃₀ N₇ O₁₇ P₃ ACFIXJIJDZMPPO-NNYOXOHSSA-N		Ligand Interaction

External Ligand Annotations
ID	Binding Affinity (Sequence Identity %)
TOP	IC50: 42960 - 77300 nM (96) BINDINGDB
TOP	Ki: 24100 nM (98) BINDINGDB

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.89 Å
R-Value Free: 0.260
R-Value Work: 0.212
Space Group: P 4₂

Unit Cell:

Length (Å)	Angle (°)
a = 74.991	α = 90.00
b = 74.991	β = 90.00
c = 67.410	γ = 90.00

Software Package:

Software Name	Purpose
REFMAC	refinement
PHASER	phasing
HKL-2000	data reduction
SCALEPACK	data scaling
CBASS	data collection

Structure Validation

View Full Validation Report or Ramachandran Plots

Entry History

Deposition Data

Deposited Date: 2009-09-17
Released Date: 2010-09-15
Deposition Author(s): Anderson, A.C., Beierlein, J.M., Karri, N.G.

Revision History

Version 1.0: 2010-09-15
Type: Initial release
Version 1.1: 2011-07-13
Type: Version format compliance
Version 1.2: 2013-11-20
Type: Non-polymer description

The RCSB PDB is funded by a grant (DBI-1338415) from the National Science Foundation, the National Institutes of Health, and the US Department of Energy.