>d3ktqa1 c.55.3.5 (A:293-422) Exonuclease domain of prokaryotic DNA polymerase {Thermus aquaticus} aleeapwpppegafvgfvlsrkepmwadllalaaarggrvhrapepykalrdlkeargll akdlsvlalreglglppgddpmllaylldpsnttpegvarryggewteeageraalserl fanlwgrleg