>d2ktqa1 c.55.3.5 (A:295-422) Exonuclease domain of prokaryotic DNA polymerase {Thermus aquaticus} eeapwpppegafvgfvlsrkepmwadllalaaarggrvhrapepykalrdlkeargllak dlsvlalreglglppgddpmllaylldpsnttpegvarryggewteeageraalserlfa nlwgrleg