1JAK

Streptomyces plicatus beta-N-acetylhexosaminidase in Complex with (2R,3R,4S,5R)-2-acetamido-3,4-dihydroxy-5-hydroxymethyl-piperidinium chloride (IFG)


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.192
  • R-Value Work: 0.176

Literature

Macromolecules
Sequence Display for 1JAK

Classification: HYDROLASE

Total Structure Weight: 56809.70

Macromolecule Entities
Molecule Chains Length Organism Details
Beta-N-acetylhexosaminidase A 512 Streptomyces plicatus EC#: 3.2.1.52 IUBMB
Gene Name(s): hex
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
IFG
Query on IFG

A (2R,3R,4S,5R)-2-ACETAMIDO-3,4-DIHYDROXY-5- HYDROXYMETHYL-PIPERIDINE
C8 H16 N2 O4
IWVRQJNSUOIUFV-VGRMVHKJSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GOL
Query on GOL

A GLYCEROL
2, (Synonym)
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CL
Query on CL

A CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
IFG N/A in BindingDB
Ki: 2700 nM  BindingMOAD
Ki: 2700 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.192
  • R-Value Work: 0.176
  • Space Group: P 61 2 2

Unit Cell:

Length (Å) Angle (°)
a = 132.77 α = 90.00
b = 132.77 β = 90.00
c = 177.02 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-05-30
  • Released Date: 2001-11-21
  • Deposition author(s): Mark, B.L., Vocadlo, D.J., Zhao, D., Knapp, S., Withers, S.G., James, M.N.

Revision History

  • Version 1_0: 2001-11-21

    Type: Initial release

  • Version 1_1: 2008-04-27

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Non-polymer description, Version format compliance