exonuclease family protein. similar to exonuclease [Arabidopsis thaliana] (TAIR:AT3G27970.1); similar to exonuclease family protein [Arabidopsis thaliana] (TAIR:AT5G40310.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO39353.1); contains InterPro domain Polynucleotidyl transferase, Ribonuclease H fold; (InterPro:IPR012337); contains InterPro domain Exonuclease; (InterPro:IPR006055); contains InterPro domain Exonuclease, RNase T and DNA polymerase III (InterPro:IPR013520)