3NFR

Casimiroin analog inhibitor of quinone reductase 2

Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.57 Å
  • R-Value Free: 0.219 
  • R-Value Work: 0.194 
  • R-Value Observed: 0.196 

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Ligand Structure Quality Assessment 


This is version 1.0 of the entry. See complete history. 


Literature

X-ray Crystallographic Structure Activity Relationship (SAR) of Casimiroin and its Analogs Bound to Human Quinone Reductase 2

Sturdy, M., Maiti, A., Jermihov, K., Cushman, M., Mesecar, A.D.

To be published.

Macromolecules
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(by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Ribosyldihydronicotinamide dehydrogenase [quinone]A, B230Homo sapiensMutation(s): 0 
Gene Names: NQO2, NMOR2
EC: 1.10.99.2 (PDB Primary Data), 1.10.5.1 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for P16083 (Homo sapiens)
Explore P16083 
Go to UniProtKB:  P16083
PHAROS:  P16083
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP16083
Protein Feature View
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  • Reference Sequence
Small Molecules
Ligands 3 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
FAD
Query on FAD
Download Ideal Coordinates CCD File 
E [auth A],
H [auth B]		FLAVIN-ADENINE DINUCLEOTIDE
C27 H33 N9 O15 P2
VWWQXMAJTJZDQX-UYBVJOGSSA-N		 Ligand Interaction
EWQ
Query on EWQ
Download Ideal Coordinates CCD File 
D [auth A],
G [auth B]		6,8-dimethoxy-1,4-dimethylquinolin-2(1H)-one
C13 H15 N O3
BYYQQWLTZFBHIQ-UHFFFAOYSA-N		 Ligand Interaction
ZN
Query on ZN
Download Ideal Coordinates CCD File 
C [auth A],
F [auth B]		ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N		 Ligand Interaction
Binding Affinity Annotations 
IDSourceBinding Affinity
EWQ BindingDB:  3NFR IC50: 1900 (nM) from 1 assay(s)
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.57 Å
  • R-Value Free: 0.219 
  • R-Value Work: 0.194 
  • R-Value Observed: 0.196 
  • Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 56.057α = 90
b = 83.206β = 90
c = 106.465γ = 90
Software Package:
Software NamePurpose
HKL-2000data collection
CCP4model building
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling
CCP4phasing

Structure Validation

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Ligand Structure Quality Assessment 


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Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2012-01-11
    Type: Initial release