1A0T

SUCROSE-SPECIFIC PORIN, WITH BOUND SUCROSE MOLECULES

Structural Biology Knowledgebase: 1A0T SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.4 Å
  • R-Value Free: 0.246
  • R-Value Work: 0.207

Literature

Macromolecules
Sequence Display for 1A0T

Classification: OUTER MEMBRANE PROTEIN

Total Structure Weight: 138176.31

Macromolecule Entities
Molecule Chains Length Organism Details
SUCROSE-SPECIFIC PORIN P, Q, R 413 Salmonella enterica Gene Name(s): scrY
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Membrane Protein

Source: mpstruc | Group: BETA-BARREL

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

Protein Name: ScrY sucrose-specific porin


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

P, Q, R SUCROSE
C12 H22 O11
CZMRCDWAGMRECN-UGDNZRGBSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

P, Q, R CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
SUC N/A in BindingDB
Kd: 50000000 nM  BindingMOAD
Kd: 50000000 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.4 Å
  • R-Value Free: 0.246
  • R-Value Work: 0.207
  • Space Group: P 32

Unit Cell:

Length (Å) Angle (°)
a = 111.80 α = 90.00
b = 111.80 β = 90.00
c = 147.80 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1997-12-08
  • Released Date: 1998-03-18
  • Deposition author(s): Diederichs, K., Welte, W.

Revision History

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