1MPM

MALTOPORIN MALTOSE COMPLEX

Structural Biology Knowledgebase: 1MPM SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.243
  • R-Value Work: 0.226

Literature

Macromolecules
Sequence Display for 1MPM

Classification: MEMBRANE PROTEIN

Total Structure Weight: 144405.36

Macromolecule Entities
Molecule Chains Length Organism Details
MALTOPORIN A, B, C 421 Escherichia coli Gene Name(s): lamB malB b4036 JW3996
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)
MG
Query on MG

A, B MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.243
  • R-Value Work: 0.226
  • Space Group: C 2 2 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 129.80 α = 90.00
b = 211.70 β = 90.00
c = 218.20 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1996-01-11
  • Released Date: 1997-03-12
  • Deposition author(s): Dutzler, R., Schirmer, T.

Revision History

  • 2015-11-25
    Type: Citation | Details: Correct author initials
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4