1E4O

Phosphorylase recognition and phosphorolysis of its oligosaccharide substrate: answers to a long outstanding question


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.9 Å
  • R-Value Free: 0.306
  • R-Value Work: 0.245

Literature

Macromolecules
Sequence Display for 1E4O

Classification: HYDROLASE

Total Structure Weight: 183289.81

Macromolecule Entities
Molecule Chains Length Organism Details
MALTODEXTRIN PHOSPHORYLASE A, B 796 Escherichia coli EC#: 2.4.1.1 IUBMB
Mutation: E293K, V487E, L489F, L498Q, V501E, D521E, R547H, K681E
Gene Name(s): malP b3417 JW5689
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B PYRIDOXAL-5'-PHOSPHATE
VITAMIN B6 Phosphate (Synonym)
C8 H10 N O6 P
NGVDGCNFYWLIFO-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
BGC
Query on BGC

A, B BETA-D-GLUCOSE
C6 H12 O6
WQZGKKKJIJFFOK-VFUOTHLCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GLC
Query on GLC

A, B ALPHA-D-GLUCOSE
C6 H12 O6
WQZGKKKJIJFFOK-DVKNGEFBSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.9 Å
  • R-Value Free: 0.306
  • R-Value Work: 0.245
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 74.45 α = 90.00
b = 105.69 β = 90.00
c = 214.91 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2000-07-11
  • Released Date: 2000-08-16
  • Deposition author(s): Watson, K.A., McCleverty, C., Geremia, S., Cottaz, S., Driguez, H., Johnson, L.N.

Revision History

  • Version 1_0: 2000-08-16

    Type: Initial release

  • Version 1_1: 2011-08-31

    Type: Atomic model, Derived calculations, Non-polymer description, Other, Structure summary, Version format compliance

  • Version 1_2: 2012-05-30

    Type: Other