5LBT

Structure of the human quinone reductase 2 (NQO2) in complex with imiquimod

PDB DOI: https://doi.org/10.2210/pdb5LBT/pdb

Classification: OXIDOREDUCTASE
Organism(s): Homo sapiens
Expression System: Escherichia coli BL21
Mutation(s): No

Deposited: 2016-06-17 Released: 2016-07-27
Deposition Author(s): Schneider, S., Gross, O.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.75 Å
R-Value Free: 0.227
R-Value Work: 0.198
R-Value Observed: 0.199

wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.2 of the entry. See complete history.

Literature

Imiquimod Inhibits Mitochondrial Complex I and Induces K+ efflux-independent Nlrp3 Inflammasome Activation via Nek7

Gross, C., Mishra, R., Schneider, K., Medard, G., Wettmarshausen, J., Dittlein, D., Gorka, O., Koenig, P.-A., Fromm, S., Magnani, G., Cikovic, T., Hartjes, L., Smollich, J., Robertson, A., Cooper, M., Schmidt-Supprian, M., Schuster, M., Schroder, K., Broz, P., Traidl-Hoffmann, C., Kuester, B., Ruland, J., Schneider, S., Perocchi, F., Gross, O.

To be published.

Macromolecule Content

Total Structure Weight: 56.5 kDa
Atom Count: 4,086
Modelled Residue Count: 454
Deposited Residue Count: 474
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Ribosyldihydronicotinamide dehydrogenase [quinone]	A, B	237	Homo sapiens	Mutation(s): 0 Gene Names: NQO2, NMOR2 EC: 1.10.5.1
UniProt & NIH Common Fund Data Resources
Find proteins for P16083 (Homo sapiens) Explore P16083 Go to UniProtKB: P16083
PHAROS: P16083 GTEx: ENSG00000124588
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P16083
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
FAD Query on FAD Download Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain I [auth B] MOL2 format, chain D [auth A] MOL2 format, chain I [auth B]	D [auth A], I [auth B]	FLAVIN-ADENINE DINUCLEOTIDE C₂₇ H₃₃ N₉ O₁₅ P₂ VWWQXMAJTJZDQX-UYBVJOGSSA-N		Interactions Focus chain D [auth A] Focus chain I [auth B] Interactions & Density Focus chain D [auth A] Focus chain I [auth B]
6T0 Query on 6T0 Download Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain F [auth A] SDF format, chain K [auth B] SDF format, chain L [auth B] MOL2 format, chain E [auth A] MOL2 format, chain F [auth A] MOL2 format, chain K [auth B] MOL2 format, chain L [auth B]	E [auth A], F [auth A], K [auth B], L [auth B]	1-(2-methylpropyl)imidazo[4,5-c]quinolin-4-amine C₁₄ H₁₆ N₄ DOUYETYNHWVLEO-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Focus chain F [auth A] Focus chain K [auth B] Focus chain L [auth B] Interactions & Density Focus chain E [auth A] Focus chain F [auth A] Focus chain K [auth B] Focus chain L [auth B]
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain G [auth A] SDF format, chain H [auth A] SDF format, chain M [auth B] MOL2 format, chain G [auth A] MOL2 format, chain H [auth A] MOL2 format, chain M [auth B]	G [auth A], H [auth A], M [auth B]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain G [auth A] Focus chain H [auth A] Focus chain M [auth B] Interactions & Density Focus chain G [auth A] Focus chain H [auth A] Focus chain M [auth B]
ZN Query on ZN Download Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain J [auth B] MOL2 format, chain C [auth A] MOL2 format, chain J [auth B]	C [auth A], J [auth B]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N		Interactions Focus chain C [auth A] Focus chain J [auth B] Interactions & Density Focus chain C [auth A] Focus chain J [auth B]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.75 Å
R-Value Free: 0.227
R-Value Work: 0.198
R-Value Observed: 0.199
Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 57.689	α = 90
b = 80.925	β = 90
c = 106.198	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XDS	data scaling
REFMAC	phasing

Structure Validation

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Ligand Structure Quality Assessment

Entry History

Deposition Data

Released Date: 2016-07-27

Deposition Author(s):

Schneider, S.

Gross, O.

Revision History (Full details and data files)

Version 1.0: 2016-07-27
Type: Initial release
Version 1.1: 2016-12-14
Changes: Database references
Version 1.2: 2024-01-10
Changes: Data collection, Database references, Refinement description

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Help and Resources

5LBT

Structure of the human quinone reductase 2 (NQO2) in complex with imiquimod

Imiquimod Inhibits Mitochondrial Complex I and Induces K+ efflux-independent Nlrp3 Inflammasome Activation via Nek7

Entity ID: 1

UniProt & NIH Common Fund Data Resources

Entity Groups

Sequence Annotations

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Experimental Data

Structure Validation

Ligand Structure Quality Assessment

Deposition Data

Revision History (Full details and data files)