2VAC

Structure of N-terminal Actin Depolymerizing Factor homology (ADF-H) domain of human twinfilin-2

• PDB DOI: https://doi.org/10.2210/pdb2VAC/pdb

• Classification: TRANSFERASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2007-08-30 Released: 2007-10-16 
• Deposition Author(s): Elkins, J.M., Pike, A.C.W., King, O., Salah, E., Savitsky, P., von Delft, F., Weigelt, J., Edwards, A., Arrowsmith, C.H., Sundstrom, M., Knapp, S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 0.214 
• R-Value Work: 0.170 
• R-Value Observed: 0.172 

Starting Model: experimental

Literature

Crystal Structure of N-Terminal Actin Depolymerizing Factor Homology (Adf-H) Domain of Human Twinfilin-2

Elkins, J.M., Pike, A.C.W., King, O., Salah, E., Savitsky, P., von Delft, F., Weigelt, J., Edwards, A., Arrowsmith, C.H., Sundstrom, M., Knapp, S.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PQS (software)

Macromolecule Content

• Total Structure Weight: 15.44 kDa 
• Atom Count: 1,247 
• Modelled Residue Count: 134 
• Deposited Residue Count: 134 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
TWINFILIN-2	A	134	Homo sapiens	Mutation(s): 0
UniProt & NIH Common Fund Data Resources
Find proteins for Q6IBS0 (Homo sapiens) Explore Q6IBS0  Go to UniProtKB:  Q6IBS0
PHAROS:  Q6IBS0 GTEx:  ENSG00000247596

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN	B [auth A], C [auth A], D [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N
EDO	E [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 0.214 
• R-Value Work: 0.170 
• R-Value Observed: 0.172 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 35.817	α = 90
b = 48.56	β = 90
c = 70.127	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-10-16 
Deposition Author(s): Elkins, J.M., Pike, A.C.W., King, O., Salah, E., Savitsky, P., von Delft, F., Weigelt, J., Edwards, A., Arrowsmith, C.H., Sundstrom, M., Knapp, S.

Revision History  

• Version 1.0: 2007-10-16
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.2: 2018-01-24
  Changes: Database references, Structure summary
• Version 1.3: 2018-04-04
  Changes: Data collection
• Version 1.4: 2023-12-13
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description