XRN1
Encyclopedia
XRN1 is an exoribonuclease
Exoribonuclease
An exoribonuclease is an exonuclease ribonuclease, which are enzymes that degrade RNA by removing terminal nucleotides from either the 5' end or the 3' end of the RNA molecule...

 enzyme. This enzyme is involves in 5’ to 3’ RNA
RNA
Ribonucleic acid , or RNA, is one of the three major macromolecules that are essential for all known forms of life....

degradation.
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