Biological Assembly 1  

 3D View: Structure | Electron Density | Ligand Interaction

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

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

Macromolecule Content

• Total Structure Weight: 80.65 kDa 
• Atom Count: 5523 
• Residue Count: 628 
• Unique protein chains: 1
• Unique nucleic acid chains: 1
• Unique hybrid chains: 1

6USP

Telomerase Reverse Transcriptase product complex, TERT:DNA

• DOI: 10.2210/pdb6USP/pdb
• NDB: 6USP

• Classification: NUCLEAR PROTEIN, TRANSFERASE/RNA/DNA
• Organism(s): Tribolium castaneum, synthetic construct
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2019-10-28 Released: 2020-06-17 
• Deposition Author(s): Schaich, M.A., Freudenthal, B.D.
• Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.56 Å
• R-Value Free: 0.304 
• R-Value Work: 0.261 
• R-Value Observed: 0.263 

Literature

Telomerase Reverse Transcriptase product complex, TERT:DNA

Schaich, M.A., Sanford, S.L., Welfer, G., Khoang, T.H., Johnson, S.A., Opresko, P.L., Freudenthal, B.D.

To be published.

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details
Telomerase reverse transcriptase	A	597	Tribolium castaneum	Mutation(s): 0  Gene Names: TERT, TcasGA2_TC010963 EC: 2.7.7.49
Find proteins for Q0QHL8 (Tribolium castaneum) Go to UniProtKB:  Q0QHL8

Entity ID: 2
Molecule	Chains	Length	Organism
DNA (5'-D(P*GP*GP*TP*CP*AP*GP*GP*TP*CP*AP*GP*GP*TP*CP*AP*G)-3')	E	16	synthetic construct

Entity ID: 3
Molecule	Chains	Length	Organism
DNA/RNA (5'-R(*CP*UP*GP*AP*CP*CP*UP*GP*AP*C)-D(P*CP*T)-R(P*GP*AP*C)-D(P*C)-3')	F	16	synthetic construct

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MG	A	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.56 Å
• R-Value Free: 0.304 
• R-Value Work: 0.261 
• R-Value Observed: 0.263 
• Space Group: P 3₂ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 100.378	α = 90
b = 100.378	β = 90
c = 167.999	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
Coot	model building
Blu-Ice	data collection
XDS	data scaling
PHENIX	phasing
XDS	data processing
XDS	data reduction

Structure Validation

Entry History & Funding Information

Deposition Data

• Deposited Date: 2019-10-28 
• Released Date: 2020-06-17 
Deposition Author(s): Schaich, M.A., Freudenthal, B.D.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	R35-GM128562

Revision History 

• Version 1.0: 2020-06-17
  Type: Initial release