4QOI

Crystal structure of FMN quinone reductase 2 in complex with melatonin at 1.55A


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.55 Å
  • R-Value Free: 0.197 
  • R-Value Work: 0.177 
  • R-Value Observed: 0.178 

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Ligand Structure Quality Assessment 


This is version 1.0 of the entry. See complete history


Literature

Crystal structure of FMN quinone reductase 2 in complex with melatonin at 1.55A

Serriere, J.Boutin, J.A.Isabet, T.Antoine, M.Ferry, G.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Ribosyldihydronicotinamide dehydrogenase [quinone]A, B231Homo sapiensMutation(s): 1 
Gene Names: NQO2NMOR2
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
Protein Feature View
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  • Reference Sequence
Small Molecules
Ligands 3 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
FMN (Subject of Investigation/LOI)
Query on FMN

Download Ideal Coordinates CCD File 
C [auth A], F [auth B]FLAVIN MONONUCLEOTIDE
C17 H21 N4 O9 P
FVTCRASFADXXNN-SCRDCRAPSA-N
 Ligand Interaction
ML1 (Subject of Investigation/LOI)
Query on ML1

Download Ideal Coordinates CCD File 
E [auth A], H [auth B]N-[2-(5-methoxy-1H-indol-3-yl)ethyl]acetamide
C13 H16 N2 O2
DRLFMBDRBRZALE-UHFFFAOYSA-N
 Ligand Interaction
ZN
Query on ZN

Download Ideal Coordinates CCD File 
D [auth A], G [auth B]ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
 Ligand Interaction
Binding Affinity Annotations 
IDSourceBinding Affinity
ML1 BindingDB:  4QOI Ki: min: 28, max: 57 (nM) from 2 assay(s)
IC50: min: 64.57, max: 1.13e+4 (nM) from 4 assay(s)
-TΔS: 9.96 (kJ/mol) from 1 assay(s)
ΔG: -3.37e+1 (kJ/mol) from 1 assay(s)
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.55 Å
  • R-Value Free: 0.197 
  • R-Value Work: 0.177 
  • R-Value Observed: 0.178 
  • Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 56.24α = 90
b = 83.63β = 90
c = 106.83γ = 90
Software Package:
Software NamePurpose
XDSdata scaling
MOLREPphasing
BUSTERrefinement
XDSdata reduction

Structure Validation

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Ligand Structure Quality Assessment  



Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2015-07-01
    Type: Initial release