1ABF

SUBSTRATE SPECIFICITY AND AFFINITY OF A PROTEIN MODULATED BY BOUND WATER MOLECULES

Structural Biology Knowledgebase: 1ABF SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Observed: 0.134

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1ABF

Classification: BINDING PROTEIN

Total Structure Weight: 33579.57

Macromolecule Entities
Molecule Chains Length Organism Details
L-ARABINOSE-BINDING PROTEIN A 306 Escherichia coli Gene Name(s): araF b1901 JW1889
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A ALPHA-D-FUCOSE
C6 H12 O5
SHZGCJCMOBCMKK-PHYPRBDBSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
FCB
Query on FCB

A BETA-D-FUCOSE
C6 H12 O5
SHZGCJCMOBCMKK-FPRJBGLDSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
FCA N/A in BindingDB
Kd: 3800 nM  BindingMOAD
N/A in PDBbind
FCB N/A in BindingDB
Kd: 3800 nM  BindingMOAD
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Observed: 0.134
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 55.92 α = 90.00
b = 72.02 β = 90.00
c = 78.02 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1992-04-23
  • Released Date: 1993-10-31
  • Deposition author(s): Wilson, D.K., Quiocho, F.A.

Revision History

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