2VKP

Crystal structure of BTB domain from BTBD6

• PDB DOI: https://doi.org/10.2210/pdb2VKP/pdb

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


• Deposited: 2007-12-21 Released: 2008-02-12 
• Deposition Author(s): Cooper, C.D.O., Pike, A.C.W., Salah, E., Filippakopoulos, P., Bunkoczi, G., Elkins, J.M., von Delft, F., Gileadi, O., Edwards, A., Weigelt, J., Arrowsmith, C.H., Knapp, S.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.234 
• R-Value Work: 0.194 
• R-Value Observed: 0.196 

Literature

Crystal Structure of Btb Domain from Btbd6

Cooper, C.D.O., Pike, A.C.W., Salah, E., Filippakopoulos, P., Bunkoczi, G., Elkins, J.M., von Delft, F., Gileadi, O., Edwards, A., Weigelt, J., Arrowsmith, C.H., Knapp, S.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Macromolecule Content

• Total Structure Weight: 24.42 kDa 
• Atom Count: 1,808 
• Modelled Residue Count: 212 
• Deposited Residue Count: 218 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
BTB/POZ DOMAIN-CONTAINING PROTEIN 6	A, B	109	Homo sapiens	Mutation(s): 0
UniProt & NIH Common Fund Data Resources
Find proteins for Q96KE9 (Homo sapiens) Explore Q96KE9  Go to UniProtKB:  Q96KE9
PHAROS:  Q96KE9 GTEx:  ENSG00000184887

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EDO	D [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N
K	C [auth B]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.234 
• R-Value Work: 0.194 
• R-Value Observed: 0.196 
• Space Group: P 6₅ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 58.135	α = 90
b = 58.135	β = 90
c = 332.456	γ = 120

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-02-12 
Deposition Author(s): Cooper, C.D.O., Pike, A.C.W., Salah, E., Filippakopoulos, P., Bunkoczi, G., Elkins, J.M., von Delft, F., Gileadi, O., Edwards, A., Weigelt, J., Arrowsmith, C.H., Knapp, S.

Revision History  

• Version 1.0: 2008-02-12
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.2: 2013-03-06
  Changes: Data collection, Database references, Derived calculations, Other
• Version 1.3: 2017-12-13
  Changes: Database references, Source and taxonomy