Whole complex 
3' to 5' Exonuclease domain
Polymerization domain
Fingers   
O-Helix   
Palm   
Thumb   

Substrates: DNA and dNTP
Mixed rendering    
All atom rendering    
No change in rendering    

Color template magenta
Template, no color change 

Color primer cyan
Primer, no color change 

Color incoming dNTP Cs white 
Incoming dNTP, no color change 

Active site Mg⁺⁺ ions 

Active site 

Zoom in on active site 
(Carbons on incoming dGTP are white. Waters are red balls.
Amino acid residues are in stick mode.)







Additional Features of interest
Arg659
Lys663
Phe667
Asp785
Complement to incoming dNTP
"Platform" base pair for incoming dNTP
Carbon 2' of incoming dNTP