>d1xhza1 c.55.3.5 (A:5-187) Exonuclease domain of phi29 DNA polymerase {Bacteriophage phi-29} prkmyscafetttkvedcrvwaygymniedhseykignsldefmawvlkvqadlyfhnlk fagafiinwlerngfkwsadglpntyntiisrmgqwymidiclgykgkrkihtviydslk klpfpvkkiakdfkltvlkgdidyhkerpvgykitpeeyayikndiqiiaealliqfkqg ldr