4KS1

Influenza neuraminidase in complex with antiviral compound (3S,4R,5R)-4-(acetylamino)-3-amino-5-(pentan-3-yloxy)cyclohex-1-ene-1-carboxylic acid

Structural Biology Knowledgebase: 4KS1 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.201
  • R-Value Work: 0.153

Literature

Macromolecules
Sequence Display for 4KS1

Classification: HYDROLASE / HYDROLASE INHIBITOR

Total Structure Weight: 43742.65

Macromolecule Entities
Molecule Chains Length Organism Details
Neuraminidase A 390 Influenza a virus EC#: 3.2.1.18 IUBMB
Fragment: UNP residues 81-470
Gene Name(s): NA
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 3 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
2H8
Query on 2H8

A (3S,4R,5R)-4-(acetylamino)-3-amino-5-(pentan- 3-yloxy)cyclohex-1-ene-1-carboxylic acid
C14 H24 N2 O4
OTOZLTSLQBBOIB-YNEHKIRRSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NAG
Query on NAG

A N-ACETYL-D-GLUCOSAMINE
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
2H8 N/A in BindingDB
Kd: 1.5 nM  BindingMOAD
Ki: 1.5 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.201
  • R-Value Work: 0.153
  • Space Group: I 4
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 90.25 α = 90.00
b = 90.25 β = 90.00
c = 94.12 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2013-05-17
  • Released Date: 2013-10-30
  • Deposition author(s): Kerry, P.S., Russell, R.J.M.

Revision History

No revisions since initial release