2SIM

THE STRUCTURES OF SALMONELLA TYPHIMURIUM LT2 NEURAMINIDASE AND ITS COMPLEX WITH A TRANSITION STATE ANALOGUE AT 1.6 ANGSTROMS RESOLUTION

Structural Biology Knowledgebase: 2SIM SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.6 Å
  • R-Value Observed: 0.185

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 2SIM

Classification: HYDROLASE

Total Structure Weight: 42283.46

Macromolecule Entities
Molecule Chains Length Organism Details
SIALIDASE A 381 Salmonella enterica EC#: 3.2.1.18 IUBMB
Mutation: A329D
Gene Name(s): nanH STM0928

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
DAN
Query on DAN

A 2-DEOXY-2,3-DEHYDRO-N-ACETYL-NEURAMINIC ACID
C11 H17 N O8
JINJZWSZQKHCIP-UFGQHTETSA-N
Ligand Explorer
 
JSmol
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
DAN N/A in BindingDB
Ki: 380000 nM  BindingMOAD
Ki: 380000 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.6 Å
  • R-Value Observed: 0.185
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 47.60 α = 90.00
b = 82.50 β = 90.00
c = 91.90 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1994-07-15
  • Released Date: 1994-11-30
  • Deposition author(s): Taylor, G.L., Crennell, S.J., Garman, E.F., Vimr, E.R., Laver, W.G.
  • Previous versions: 1SIM

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4