1KL3

an engineered streptavidin with improved affinity for the strep-tag II peptide : SAm1-StrepII

Structural Biology Knowledgebase: 1KL3 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.217
  • R-Value Work: 0.175

Literature

Macromolecules
Sequence Display for 1KL3

Classification: PEPTIDE BINDING PROTEIN

Total Structure Weight: 58231.85

Macromolecule Entities
Molecule Chains Length Organism Details
streptavidin A, B, C, D 127 Streptomyces avidinii Mutation: E44V, S45T, V47R
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
strep-tag II peptide E, F, G, H 9 synthetic


Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.217
  • R-Value Work: 0.175
  • Space Group: P 1 21 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 58.70 α = 90.00
b = 86.34 β = 98.92
c = 47.45 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-12-11
  • Released Date: 2002-04-03
  • Deposition author(s): Korndoerfer, I.P., Skerra, A.

Revision History

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