1LF9

CRYSTAL STRUCTURE OF BACTERIAL GLUCOAMYLASE COMPLEXED WITH ACARBOSE

Structural Biology Knowledgebase: 1LF9 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.227
  • R-Value Work: 0.191

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1LF9

Classification: HYDROLASE

Total Structure Weight: 154665.64

Macromolecule Entities
Molecule Chains Length Organism Details
GLUCOAMYLASE A, B 684 Thermoanaerobacterium thermosaccharolyticum EC#: 3.2.1.3 IUBMB
Mutation: G252Q
Gene Name(s): ga1
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B ALPHA-ACARBOSE
1,4-DEOXY-4-((5-HYDROXYMETHYL-2,3,4-TRIHYDROXYCYCLOHEX- 5,6-ENYL)AMINO)FRUCTOSE (Synonym)
C25 H43 N O18
XUFXOAAUWZOOIT-WVJZLWNXSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A, B SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
ACR N/A in BindingDB
Kd: 0.001 nM  BindingMOAD
Ki: 0.001 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.227
  • R-Value Work: 0.191
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 80.49 α = 90.00
b = 102.93 β = 90.00
c = 164.69 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2002-04-10
  • Released Date: 2003-02-25
  • Deposition author(s): Aleshin, A.E., Feng, P.-H., Honzatko, R.B., Reilly, P.J.

Revision History

  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4