4CPM

Structure of the Neuraminidase from the B/Brisbane/60/2008 virus in complex with Oseltamivir


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.75 Å
  • R-Value Free: 0.217 
  • R-Value Work: 0.159 
  • R-Value Observed: 0.162 

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Ligand Structure Quality Assessment 


This is version 2.0 of the entry. See complete history


Literature

A Novel I221 L Substitution in Neuraminidase Confers High Level Resistance to Oseltamivir in Influenza B Viruses.

Escuret, V.Collins, P.J.Casalegno, J.Vachieri, S.G.Cattle, N.Ferraris, O.Sabatier, M.Frobert, E.Caro, V.Skehel, J.J.Gamblin, S.Valla, F.Valette, M.Ottmann, M.Mccauley, J.W.Daniels, R.S.Lina, B.

(2014) J Infect Dis 210: 1260

  • DOI: 10.1093/infdis/jiu244
  • Primary Citation of Related Structures:  
    4CPY, 4CPZ, 4CPL, 4CPM, 4CPN, 4CPO

  • PubMed Abstract: 
  • Influenza B viruses with a novel I221L substitution in neuraminidase (NA) conferring high-level resistance to oseltamivir were isolated from an immunocompromised patient after prolonged oseltamivir treatment.


    Organizational Affiliation

    Laboratoire de Virologie et Centre National de Référence virus influenzae Laboratoire Virpath EA4610, Faculté de Médecine Lyon Est, Université Claude Bernard Lyon 1, Université de Lyon, and.



Macromolecules
Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
NEURAMINIDASEA, B466Influenza B virus (B/Brisbane/60/2008)Mutation(s): 0 
Gene Names: NA
EC: 3.2.1.18
UniProt
Find proteins for C0LT34 (Influenza B virus)
Explore C0LT34 
Go to UniProtKB:  C0LT34
Protein Feature View
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  • Reference Sequence
Oligosaccharides

Help

Entity ID: 2
MoleculeChainsChain Length2D DiagramGlycosylation3D Interactions
alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranoseC5N-Glycosylation Oligosaccharides Interaction
Glycosylation Resources
GlyTouCan:  G22768VO
GlyCosmos:  G22768VO
GlyGen:  G22768VO
Entity ID: 3
MoleculeChainsChain Length2D DiagramGlycosylation3D Interactions
beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranoseD3N-Glycosylation Oligosaccharides Interaction
Glycosylation Resources
GlyTouCan:  G15407YE
GlyCosmos:  G15407YE
GlyGen:  G15407YE
Small Molecules
Ligands 4 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
G39 (Subject of Investigation/LOI)
Query on G39

Download Ideal Coordinates CCD File 
H [auth A], P [auth B](3R,4R,5S)-4-(acetylamino)-5-amino-3-(pentan-3-yloxy)cyclohex-1-ene-1-carboxylic acid
C14 H24 N2 O4
NENPYTRHICXVCS-YNEHKIRRSA-N
 Ligand Interaction
NAG (Subject of Investigation/LOI)
Query on NAG

Download Ideal Coordinates CCD File 
F [auth A], G [auth A], O [auth B]2-acetamido-2-deoxy-beta-D-glucopyranose
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-N
 Ligand Interaction
EDO
Query on EDO

Download Ideal Coordinates CCD File 
I [auth A], J [auth A], K [auth A], L [auth A], M [auth A], Q [auth B], R [auth B], S [auth B]1,2-ETHANEDIOL
C2 H6 O2
LYCAIKOWRPUZTN-UHFFFAOYSA-N
 Ligand Interaction
CA
Query on CA

Download Ideal Coordinates CCD File 
E [auth A], N [auth B]CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
 Ligand Interaction
Binding Affinity Annotations 
IDSourceBinding Affinity
G39 BindingDB:  4CPM Ki: 1.1 (nM) from 1 assay(s)
IC50: min: 3, max: 61 (nM) from 4 assay(s)
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.75 Å
  • R-Value Free: 0.217 
  • R-Value Work: 0.159 
  • R-Value Observed: 0.162 
  • Space Group: P 32 2 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 159.501α = 90
b = 159.501β = 90
c = 90.346γ = 120
Software Package:
Software NamePurpose
PHENIXrefinement
XDSdata reduction
SCALAdata scaling
PHASERphasing

Structure Validation

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Ligand Structure Quality Assessment  



Entry History 

Revision History  (Full details and data files)

  • Version 1.0: 2014-05-14
    Type: Initial release
  • Version 1.1: 2014-10-08
    Changes: Database references
  • Version 2.0: 2020-07-29
    Type: Remediation
    Reason: Carbohydrate remediation
    Changes: Advisory, Atomic model, Data collection, Derived calculations, Other, Structure summary