2MPR

MALTOPORIN FROM SALMONELLA TYPHIMURIUM

Structural Biology Knowledgebase: 2MPR SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.4 Å
  • R-Value Free: 0.222
  • R-Value Work: 0.191

Literature

Macromolecules
Sequence Display for 2MPR

Classification: OUTER MEMBRANE PROTEIN

Total Structure Weight: 145748.36

Macromolecule Entities
Molecule Chains Length Organism Details
MALTOPORIN A, B, C 427 Salmonella enterica Fragment: MATURE PROTEIN, SIGNAL SEQUENCE CLEAVED OFF
Gene Name(s): lamB malL STM4231
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Membrane Protein

Source: mpstruc | Group: BETA-BARREL

Subgroup Name: Beta-Barrel Membrane Proteins: Porins and Relatives

Protein Name: LamB Maltoporin


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

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

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

A CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.4 Å
  • R-Value Free: 0.222
  • R-Value Work: 0.191
  • Space Group: C 2 2 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 124.50 α = 90.00
b = 211.80 β = 90.00
c = 184.30 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1997-02-07
  • Released Date: 1997-04-01
  • Deposition author(s): Meyer, J.E.W., Schulz, G.E.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4