1X9Q

4m5.3 anti-fluorescein single chain antibody fragment (scFv)


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.5 Å
  • R-Value Free: 0.193
  • R-Value Work: 0.165

Literature

Macromolecules
Sequence Display for 1X9Q

Classification: IMMUNE SYSTEM

Total Structure Weight: 30110.27

Macromolecule Entities
Molecule Chains Length Organism Details
4m5.3 anti-fluorescein single chain antibody fragment A 268 Homo sapiens Fragment: antibody binding fragment

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

A 2-(6-HYDROXY-3-OXO-3H-XANTHEN-9-YL)-BENZOIC ACID
FLUORESCEIN (Synonym)
C20 H12 O5
YKGGGCXBWXHKIZ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ACT
Query on ACT

A ACETATE ION
C2 H3 O2
QTBSBXVTEAMEQO-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
FLU N/A in BindingDB
Kd: 0.00027 nM  BindingMOAD
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.5 Å
  • R-Value Free: 0.193
  • R-Value Work: 0.165
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 55.78 α = 90.00
b = 57.45 β = 90.00
c = 79.22 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2004-08-24
  • Released Date: 2005-03-22
  • Deposition author(s): Midelfort, K.S., Hernandez, H.H., Lippow, S.M., Tidor, B., Drennan, C.L., Wittrop, K.D.

Revision History

  • 2008-04-30
    Type: Version format compliance
  • 2011-07-13
    Type: Version format compliance