3'-5' exonuclease domain-containing protein. similar to 3'-5' exonuclease domain-containing protein [Arabidopsis thaliana] (TAIR:AT1G56310.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO48620.1); contains InterPro domain Protein of unknown function DUF82 (InterPro:IPR002782); contains InterPro domain Polynucleotidyl transferase, Ribonuclease H fold; (InterPro:IPR012337); contains InterPro domain 3' (InterPro:IPR002562)