1H0R

Type II Dehydroquinase from Mycobacterium tuberculosis complexed with 2,3-anhydro-quinic acid

• PDB DOI: https://doi.org/10.2210/pdb1H0R/pdb

• Classification: DEHYDRATASE
• Organism(s): Mycobacterium tuberculosis H37Rv
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2002-06-27 Released: 2003-10-23 
• Deposition Author(s): Roszak, A.W., Robinson, D.A., Frederickson, M., Abell, C., Coggins, J.R., Lapthorn, A.J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 
  0.216 (Depositor) 
• R-Value Work: 
  0.144 (Depositor), 0.160 (DCC) 

Starting Model: experimental

Literature

Structural Basis for Selectivity of Oxime Based Inhibitors Towards Type II Dehydroquinase from Mycobacterium Tuberculosis

Robinson, D.A., Roszak, A.W., Frederickson, M., Abell, C., Coggins, J.R., Lapthorn, A.J.

To be published.

Biological Assembly 1  

Global Symmetry: Tetrahedral - T  (Explore in 3D)
Global Stoichiometry: Homo 12-mer - A12 

Biological assembly 1 assigned by authors and generated by PQS (software)

Macromolecule Content

• Total Structure Weight: 16.11 kDa 
• Atom Count: 1,237 
• Modelled Residue Count: 139 
• Deposited Residue Count: 146 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
3-DEHYDROQUINATE DEHYDRATASE	A	146	Mycobacterium tuberculosis H37Rv	Mutation(s): 0  EC: 4.2.1.10
UniProt
Find proteins for P9WPX7 (Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)) Explore P9WPX7  Go to UniProtKB:  P9WPX7

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FA1	B [auth A]	2,3 -ANHYDRO-QUINIC ACID C7 H10 O5 VTEDVYGIJPLVFF-XAHCXIQSSA-N
PO4	C [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
GOL	F [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
CL	D [auth A], E [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Binding Affinity Annotations
ID	Source	Binding Affinity
FA1	BindingDB:  1H0R	Ki: 2.00e+5 (nM) from 1 assay(s)
		Kd: 2.00e+5 (nM) from 1 assay(s)

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free:  0.216 (Depositor) 
• R-Value Work:  0.144 (Depositor), 0.160 (DCC) 

Space Group: F 2 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 126.879	α = 90
b = 126.879	β = 90
c = 126.879	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2003-10-23 
Deposition Author(s): Roszak, A.W., Robinson, D.A., Frederickson, M., Abell, C., Coggins, J.R., Lapthorn, A.J.

Revision History  

• Version 1.0: 2003-10-23
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.2: 2023-12-13
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description