6PL8

Structure of human DNA polymerase eta complexed with 8OA in the template base paired with incoming non-hydrolyzable TTP

• PDB DOI: https://doi.org/10.2210/pdb6PL8/pdb
• NAKB: 6PL8

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


• Deposited: 2019-06-30 Released: 2020-07-01 
• Deposition Author(s): Koag, M.C., Lee, S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.17 Å
• R-Value Free: 0.244 
• R-Value Work: 0.182 
• R-Value Observed: 0.185 

Literature

Structure of human DNA polymerase eta complexed with 8OA in the template base paired with incoming non-hydrolyzable TTP

Koag, M.C., Lee, S.

To be published.

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 55.33 kDa 
• Atom Count: 3,908 
• Modelled Residue Count: 450 
• Deposited Residue Count: 455 
• Unique protein chains: 1
• Unique nucleic acid chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
DNA polymerase eta	A	435	Homo sapiens	Mutation(s): 0  Gene Names: POLH, RAD30, RAD30A, XPV EC: 2.7.7.7
UniProt & NIH Common Fund Data Resources
Find proteins for Q9Y253 (Homo sapiens) Explore Q9Y253  Go to UniProtKB:  Q9Y253
PHAROS:  Q9Y253 GTEx:  ENSG00000170734

Entity ID: 2
Molecule	Chains	Length	Organism	Image
DNA (5'-D(*CP*AP*TP*(A38)P*AP*TP*GP*AP*CP*GP*CP*T)-3')	B [auth T]	12	Homo sapiens

Entity ID: 3
Molecule	Chains	Length	Organism	Image
DNA (5'-D(*AP*GP*CP*GP*TP*CP*AP*T)-3')	C [auth P]	8	Homo sapiens

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
1FZ (Subject of Investigation/LOI)	D [auth A]	5'-O-[(R)-hydroxy{[(R)-hydroxy(phosphonooxy)phosphoryl]amino}phosphoryl]thymidine C10 H18 N3 O13 P3 YRKUYVYMPXAOAT-XLPZGREQSA-N
GOL	G [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
MG	E [auth A], F [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.17 Å
• R-Value Free: 0.244 
• R-Value Work: 0.182 
• R-Value Observed: 0.185 
• Space Group: P 6₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 98.705	α = 90
b = 98.705	β = 90
c = 81.719	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
DENZO	data reduction
HKL-2000	data scaling
REFMAC	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2020-07-01 
Deposition Author(s): Koag, M.C., Lee, S.

Revision History  

• Version 1.0: 2020-07-01
  Type: Initial release
  
• Version 1.1: 2023-10-11
  Changes: Advisory, Data collection, Database references, Derived calculations, Refinement description