4ZMI

Crystal structure of the Helical domain of S. pombe Taz1

• PDB DOI: https://doi.org/10.2210/pdb4ZMI/pdb

• Classification: DNA BINDING PROTEIN
• Organism(s): Schizosaccharomyces pombe 972h-
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2015-05-04 Released: 2015-09-23 
• Deposition Author(s): Deng, W., Wu, J., Wang, F., Lei, M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.233 
• R-Value Work: 0.194 
• R-Value Observed: 0.196 

Literature

Fission yeast telomere-binding protein Taz1 is a functional but not a structural counterpart of human TRF1 and TRF2.

Deng, W., Wu, J., Wang, F., Kanoh, J., Dehe, P.M., Inoue, H., Chen, J., Lei, M.

(2015) Cell Res 25: 881-884

• PubMed: 26088418 
• DOI: https://doi.org/10.1038/cr.2015.76
• Primary Citation of Related Structures:  
  4ZMI, 4ZMK

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Organizational Affiliation: 

National Center for Protein Science Shanghai, State Key Laboratory of Molecular Biology, Institute of Biochemistry and Cell Biology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 27.03 kDa 
• Atom Count: 1,945 
• Modelled Residue Count: 235 
• Deposited Residue Count: 235 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Telomere length regulator taz1	A	235	Schizosaccharomyces pombe 972h-	Mutation(s): 0  Gene Names: taz1, myb, myb1, SPAC16A10.07c
UniProt
Find proteins for P79005 (Schizosaccharomyces pombe (strain 972 / ATCC 24843)) Explore P79005  Go to UniProtKB:  P79005

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CO	C [auth A]	COBALT (II) ION Co XLJKHNWPARRRJB-UHFFFAOYSA-N
MG	B [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.233 
• R-Value Work: 0.194 
• R-Value Observed: 0.196 
• Space Group: C 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 68.01	α = 90
b = 160.102	β = 90
c = 50.084	γ = 90

Software Package:

Software Name	Purpose
SCALEPACK	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
Coot	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2015-09-23 
Deposition Author(s): Deng, W., Wu, J., Wang, F., Lei, M.

Revision History  

• Version 1.0: 2015-09-23
  Type: Initial release
  
• Version 1.1: 2024-03-20
  Changes: Data collection, Database references, Derived calculations