1BQP

THE STRUCTURE OF THE PEA LECTIN-D-MANNOPYRANOSE COMPLEX

Structural Biology Knowledgebase: 1BQP SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.188
  • R-Value Work: 0.161

Literature

Macromolecules
Sequence Display for 1BQP

Classification: PLANT PROTEIN

Total Structure Weight: 51266.71

Macromolecule Entities
Molecule Chains Length Organism Details
PROTEIN (LECTIN) A, C 181 Pisum sativum Fragment: BETA CHAIN
Gene Name(s): LECA PSL1
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
PROTEIN (LECTIN) B, D 47 Pisum sativum Fragment: ALPHA CHAIN
Gene Name(s): LECA PSL1

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
BMA
Query on BMA

B, C BETA-D-MANNOSE
C6 H12 O6
WQZGKKKJIJFFOK-RWOPYEJCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MAN
Query on MAN

B, C ALPHA-D-MANNOSE
C6 H12 O6
WQZGKKKJIJFFOK-PQMKYFCFSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MN
Query on MN

A, C MANGANESE (II) ION
Mn
WAEMQWOKJMHJLA-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A, C 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: 2.1 Å
  • R-Value Free: 0.188
  • R-Value Work: 0.161
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 73.93 α = 90.00
b = 104.08 β = 90.00
c = 64.84 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1998-08-17
  • Released Date: 1998-08-26
  • Deposition author(s): Ruzeinikov, S.N., Mikhailova, I.Y., Tsygannik, I.N., Pangborn, W., Duax, W., Pletnev, V.Z.

Revision History

  • 2016-02-17
    Type: Non-polymer description | Details: corrected representation of sugar alternate conformations
  • 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