2YA7

Crystal structure of Streptococcus pneumoniae NanA (TIGR4) in complex with Zanamivir


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.89 Å
  • R-Value Free: 0.257
  • R-Value Work: 0.208

Literature

Macromolecules
Sequence Display for 2YA7

Classification: HYDROLASE

Total Structure Weight: 222857.78

Macromolecule Entities
Molecule Chains Length Organism Details
NEURAMINIDASE A A, B, C, D 493 Streptococcus pneumoniae EC#: 3.2.1.18 IUBMB
Fragment: CATALYTIC DOMAIN, RESIDUES 280-754
Mutation: E440K, N584D
Details: THE SEQUENCE NUMBERING ABOVE CORRESPONDS TO THE CLOSEST UNIPROT SEQUENCE MATCH UNP B2DJD9. THE SEQUENCE NUMBERING FOR THE ENTRY SHOULD BE 303-777
Gene Name(s): nanA
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B, C, D ZANAMIVIR
MODIFIED SIALIC ACID (Synonym)
C12 H20 N4 O7
ARAIBEBZBOPLMB-UFGQHTETSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CL
Query on CL

A, B, C, D CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
ZMR N/A in BindingDB
Ki: 720000 nM  BindingMOAD
Ki: 720000 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.89 Å
  • R-Value Free: 0.257
  • R-Value Work: 0.208
  • Space Group: P 1

Unit Cell:

Length (Å) Angle (°)
a = 49.86 α = 104.06
b = 87.16 β = 91.04
c = 126.41 γ = 106.68

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2011-02-18
  • Released Date: 2011-04-27
  • Deposition author(s): Gut, H., Xu, G., Taylor, G.L., Walsh, M.A.

Revision History

  • Version 1_0: 2011-04-27

    Type: Initial release

  • Version 1_1: 2011-06-02

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance