7UOS | pdb_00007uos

Structure of WNK1 inhibitor complex

• PDB DOI: https://doi.org/10.2210/pdb7UOS/pdb

• Classification: TRANSFERASE/INHIBITOR
• Organism(s): Rattus norvegicus
• Expression System: Escherichia coli 'BL21-Gold(DE3)pLysS AG
• Mutation(s): Yes 


• Deposited: 2022-04-13 Released: 2023-04-19 
• Deposition Author(s): Akella, R., Goldsmith, E.J., Akella, R.
• Funding Organization(s): Cancer Prevention and Research Institute of Texas (CPRIT)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.90 Å
• R-Value Free: 
  0.295 (Depositor), 0.300 (DCC) 
• R-Value Work: 
  0.222 (Depositor), 0.220 (DCC) 
• R-Value Observed: 
  0.229 (Depositor) 

Starting Model: experimental

Literature

Structure of WNK1 inhibitor complex

Akella, R., Goldsmith, E.J.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 34.02 kDa 
• Atom Count: 2,283 
• Modeled Residue Count: 271 
• Deposited Residue Count: 290 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Serine/threonine-protein kinase WNK1	A	290	Rattus norvegicus	Mutation(s): 1  Gene Names: Wnk1, Hsn2, Prkwnk1 EC: 2.7.11.1
UniProt
Find proteins for Q9JIH7 (Rattus norvegicus) Explore Q9JIH7  Go to UniProtKB:  Q9JIH7

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
WIB (Subject of Investigation/LOI)	B [auth A]	4-[bromo(dichloro)methanesulfonyl]-N-cyclohexyl-2-nitroaniline C13 H15 Br Cl2 N2 O4 S REBZZEDLLSTDTN-UHFFFAOYSA-N
EDO (Subject of Investigation/LOI)	C [auth A], D [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Binding Affinity Annotations
ID	Source	Binding Affinity
WIB	BindingDB:  7UOS	IC50: min: 1600, max: 4300 (nM) from 3 assay(s)

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.90 Å
• R-Value Free:  0.295 (Depositor), 0.300 (DCC) 
• R-Value Work:  0.222 (Depositor), 0.220 (DCC) 
• R-Value Observed: 0.229 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 37.82	α = 90
b = 57.532	β = 90.58
c = 65.631	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-04-19 
Deposition Author(s): Akella, R., Goldsmith, E.J., Akella, R.

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Funding Organization	Location	Grant Number
Cancer Prevention and Research Institute of Texas (CPRIT)	United States	RP190421

Revision History  

• Version 1.0: 2023-04-19
  Type: Initial release
  
• Version 1.1: 2023-10-25
  Changes: Data collection, Refinement description