3K8M

Crystal structure of SusG with acarbose


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.247
  • R-Value Work: 0.201

Literature

Macromolecules
Sequence Display for 3K8M

Classification: MEMBRANE PROTEIN

Total Structure Weight: 156111.78

Macromolecule Entities
Molecule Chains Length Organism Details
Alpha-amylase, susG A, B 669 Bacteroides thetaiotaomicron EC#: 3.2.1.1 IUBMB
Gene Name(s): susG BT_3698
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 5 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 NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
3SA
Query on 3SA

A, B ACARBOSE DERIVED TRISACCHARIDE
5, (Synonym)
C19 H33 N O13
SNMISNLUIRCRQE-SFSRYZOZSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MAL
Query on MAL

A, B MALTOSE
C12 H22 O11
GUBGYTABKSRVRQ-ASMJPISFSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
EDO
Query on EDO

A 1,2-ETHANEDIOL
ETHYLENE GLYCOL (Synonym)
C2 H6 O2
LYCAIKOWRPUZTN-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A, B CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
MSE
Query on MSE
A, B L-PEPTIDE LINKING C5 H11 N O2 Se MET

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.247
  • R-Value Work: 0.201
  • Space Group: P 41

Unit Cell:

Length (Å) Angle (°)
a = 127.71 α = 90.00
b = 127.71 β = 90.00
c = 127.99 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2009-10-14
  • Released Date: 2010-03-02
  • Deposition author(s): Koropatkin, N.M., Smith, T.J.

Revision History

  • Version 1_0: 2010-03-02

    Type: Initial release

  • Version 1_1: 2011-07-13

    Type: Version format compliance