1MS9

Triclinic form of Trypanosoma cruzi trans-sialidase, in complex with lactose

Structural Biology Knowledgebase: 1MS9 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.58 Å
  • R-Value Free: 0.198
  • R-Value Work: 0.163

Literature

Macromolecules
Sequence Display for 1MS9

Classification: Hydrolase

Total Structure Weight: 143464.44

Macromolecule Entities
Molecule Chains Length Organism Details
trans-sialidase A, B 648 Trypanosoma cruzi EC#: 3.2.1.18 IUBMB
Fragment: enzymatic globular core
Mutation: N58F, S262T, R476H, V484L, S495K, V496G, E520K, E558V, D593G, I597D, H599R
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B BETA-LACTOSE
C12 H22 O11
GUBGYTABKSRVRQ-DCSYEGIMSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.58 Å
  • R-Value Free: 0.198
  • R-Value Work: 0.163
  • Space Group: P 1

Unit Cell:

Length (Å) Angle (°)
a = 51.05 α = 86.02
b = 74.20 β = 84.17
c = 87.50 γ = 88.31

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2002-09-19
  • Released Date: 2003-03-25
  • Deposition author(s): Buschiazzo, A., Amaya, M.F., Cremona, M.L., Frasch, A.C., Alzari, P.M.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Non-polymer description | Details: chemical name/synonym update