1NDJ

Streptavidin Mutant Y43F with Biotin at 1.81A Resolution


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.81 Å
  • R-Value Free: 0.312
  • R-Value Work: 0.222

Literature

Macromolecules
Sequence Display for 1NDJ

Classification: BIOTIN-BINDING PROTEIN

Total Structure Weight: 54038.59

Macromolecule Entities
Molecule Chains Length Organism Details
Streptavidin A, B, C, D 127 Streptomyces avidinii Fragment: core streptavidin, residues 13-139
Mutation: Y43F
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
BTN
Query on BTN

A, B, C, D BIOTIN
C10 H16 N2 O3 S
YBJHBAHKTGYVGT-ZKWXMUAHSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
BTN Kd: 1 nM (99) BindingDB
ΔH: -123 - -66.9 kJ/mol (98 - 100) BindingDB

N/A in BindingMoad
Kd: ~0.00069 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.81 Å
  • R-Value Free: 0.312
  • R-Value Work: 0.222
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 51.30 α = 90.00
b = 98.40 β = 112.90
c = 52.80 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2002-12-09
  • Released Date: 2003-09-02
  • Deposition author(s): Le Trong, I., Freitag, S., Klumb, L.A., Chu, V., Stayton, P.S., Stenkamp, R.E.

Revision History

  • 2008-04-28
    Type: Version format compliance
  • 2011-07-13
    Type: Version format compliance