Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 37.35 kDa 
• Atom Count: 1,829 
• Modelled Residue Count: 172 
• Deposited Residue Count: 250 
• Unique protein chains: 1
• Unique nucleic acid chains: 2

 5YJ3

Crystal structure of TZAP and telomeric DNA complex

• PDB DOI: 10.2210/pdb5YJ3/pdb
• NDB: 5YJ3

• Classification: DNA BINDING PROTEIN/DNA
• Organism(s): synthetic construct, Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2017-10-07 Released: 2017-12-06 
• Deposition Author(s): Li, F., Zhao, Y.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.85 Å
• R-Value Free: 0.268 
• R-Value Work: 0.226 
• R-Value Observed: 0.228 

Literature

The 11th C2H2 zinc finger and an adjacent C-terminal arm are responsible for TZAP recognition of telomeric DNA.

Zhao, Y., Zhang, G., He, C., Mei, Y., Shi, Y., Li, F.

(2018) Cell Res 28: 130-134

• PubMed: 29134956 
• DOI: 10.1038/cr.2017.141
• Primary Citation of Related Structures:  
  5YJ3

Macromolecules

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Telomere zinc finger-associated protein	C, D	107	Homo sapiens	Mutation(s): 0  Gene Names: ZBTB48, HKR3, TZAP, ZNF855
UniProt & NIH Common Fund Data Resources
Find proteins for P10074 (Homo sapiens) Explore P10074  Go to UniProtKB:  P10074
PHAROS:  P10074

Entity ID: 1
Molecule	Chains	Length	Organism	Image
DNA (5'-D(*CP*CP*TP*AP*AP*CP*CP*CP*TP*AP*AP*CP*CP*CP*TP*AP*AP*C)-3')	A	18	synthetic construct

Entity ID: 2
Molecule	Chains	Length	Organism	Image
DNA (5'-D(*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*GP*TP*TP*AP*G)-3')	B	18	synthetic construct

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN	E [auth C], F [auth C], G [auth D], H [auth D]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.85 Å
• R-Value Free: 0.268 
• R-Value Work: 0.226 
• R-Value Observed: 0.228 
• Space Group: P 4₃ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 56.713	α = 90
b = 56.713	β = 90
c = 226.229	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2017-12-06 
Deposition Author(s): Li, F., Zhao, Y.

Revision History  

• Version 1.0: 2017-12-06
  Type: Initial release
  
• Version 1.1: 2018-01-17
  Changes: Database references