Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At1g75660	Possesses 5'->3' exoribonuclease activity.	Arabidopsis FIERY1, XRN2, and XRN3 are endogenous RNA silencing suppressors.; 2007; DOI: 10.1105/tpc.107.055319; PMID: 17993620; https://pubmed.ncbi.nlm.nih.gov/17993620/ | Arabidopsis thaliana XRN2 is required for primary cleavage in the pre-ribosomal RNA.; 2010; DOI: 10.1093/nar/gkq172; PMID: 20338880; https://pubmed.ncbi.nlm.nih.gov/20338880/
Arabidopsis	UniProt: Q9FQ02	Possesses 5'->3' exoribonuclease activity.	No verified direct reference in this release