7UWP

Detergent-bound CYP51 from Acanthamoeba castellanii

• PDB DOI: https://doi.org/10.2210/pdb7UWP/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Acanthamoeba castellanii
• Expression System: Escherichia coli
• Mutation(s): No 
• Membrane Protein: Yes  OPM


• Deposited: 2022-05-03 Released: 2023-04-12 
• Deposition Author(s): Hargrove, T.Y., Wawrzak, Z., Lepesheva, G.I.
• Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.225 
• R-Value Work: 0.193 
• R-Value Observed: 0.195 

Starting Model: experimental

Literature

Identification of Potent and Selective Inhibitors of Acanthamoeba: Structural Insights into Sterol 14-Demethylase as a Key Drug Target

Hargrove, T.Y., Lamb, D.C., Wawrzak, Z., Hull, M., Kelly, S.L., Guengerich, F.P., Lepesheva, G.I.

(2024) J Med Chem 

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 107.15 kDa 
• Atom Count: 8,062 
• Modelled Residue Count: 888 
• Deposited Residue Count: 920 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
sterol 14a-demethylase	A, B	460	Acanthamoeba castellanii	Mutation(s): 0  EC: 1.14.13.70 Membrane Entity: Yes
UniProt
Find proteins for L8GJB3 (Acanthamoeba castellanii (strain ATCC 30010 / Neff)) Explore L8GJB3  Go to UniProtKB:  L8GJB3

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
HEM	C [auth A], E [auth B]	PROTOPORPHYRIN IX CONTAINING FE C34 H32 Fe N4 O4 KABFMIBPWCXCRK-RGGAHWMASA-L
LMT	D [auth A], F [auth B]	DODECYL-BETA-D-MALTOSIDE C24 H46 O11 NLEBIOOXCVAHBD-QKMCSOCLSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.225 
• R-Value Work: 0.193 
• R-Value Observed: 0.195 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 100.397	α = 90
b = 101.561	β = 90
c = 122.004	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
MOSFLM	data reduction
Aimless	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-04-12 
Deposition Author(s): Hargrove, T.Y., Wawrzak, Z., Lepesheva, G.I.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	GM067871

Revision History  

• Version 1.0: 2023-04-12
  Type: Initial release
  
• Version 1.1: 2023-10-25
  Changes: Data collection, Refinement description
• Version 1.2: 2024-05-01
  Changes: Database references