1KL5

an engineered streptavidin with improved affinity for the strep-tag II peptide : SAm2-StrepII

Structural Biology Knowledgebase: 1KL5 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.221
  • R-Value Work: 0.178

Literature

Macromolecules
Sequence Display for 1KL5

Classification: PEPTIDE BINDING PROTEIN

Total Structure Weight: 58111.74

Macromolecule Entities
Molecule Chains Length Organism Details
streptavidin A, B, C, D 127 Streptomyces avidinii Mutation: E44I, S45G, V47R
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
strep-tag II E, F, G, H 9 synthetic


Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.221
  • R-Value Work: 0.178
  • Space Group: P 1 21 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 58.39 α = 90.00
b = 86.58 β = 99.10
c = 47.24 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