Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At2g40030	DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates.	Atypical RNA polymerase subunits required for RNA-directed DNA methylation.; 2005; DOI: 10.1038/ng1580; PMID: 15924141; https://pubmed.ncbi.nlm.nih.gov/15924141/ | Reinforcement of silencing at transposons and highly repeated sequences requires the concerted action of two distinct RNA polymerases IV in Arabidopsis.; 2005; DOI: 10.1101/gad.348405; PMID: 16140984; https://pubmed.ncbi.nlm.nih.gov/16140984/ | The Arabidopsis chromatin-modifying nuclear siRNA pathway involves a nucleolar RNA processing center.; 2006; DOI: 10.1016/j.cell.2006.05.031; PMID: 16839878; https://pubmed.ncbi.nlm.nih.gov/16839878/ | PolIVb influences RNA-directed DNA methylation independently of its role in siRNA biogenesis.; 2008; DOI: 10.1073/pnas.0709632105; PMID: 18287047; https://pubmed.ncbi.nlm.nih.gov/18287047/ | NRPD1a and NRPD1b are required to maintain post-transcriptional RNA silencing and RNA-directed DNA methylation in Arabidopsis.; 2008; DOI: 10.1111/j.1365-313x.2008.03525.x; PMID: 18433438; https://pubmed.ncbi.nlm.nih.gov/18433438/
Arabidopsis	At1g63020	DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates (By similarity).	Reinforcement of silencing at transposons and highly repeated sequences requires the concerted action of two distinct RNA polymerases IV in Arabidopsis.; 2005; DOI: 10.1101/gad.348405; PMID: 16140984; https://pubmed.ncbi.nlm.nih.gov/16140984/ | DICER-LIKE 4 is required for RNA interference and produces the 21-nucleotide small interfering RNA component of the plant cell-to-cell silencing signal.; 2005; DOI: 10.1038/ng1675; PMID: 16273107; https://pubmed.ncbi.nlm.nih.gov/16273107/ | Endogenous siRNAs derived from a pair of natural cis-antisense transcripts regulate salt tolerance in Arabidopsis.; 2005; DOI: 10.1016/j.cell.2005.11.035; PMID: 16377568; https://pubmed.ncbi.nlm.nih.gov/16377568/ | An SNF2 protein associated with nuclear RNA silencing and the spread of a silencing signal between cells in Arabidopsis.; 2007; DOI: 10.1105/tpc.107.051540; PMID: 17526749; https://pubmed.ncbi.nlm.nih.gov/17526749/ | Intra- and intercellular RNA interference in Arabidopsis thaliana requires components of the microRNA and heterochromatic silencing pathways.; 2007; DOI: 10.1038/ng2081; PMID: 17558406; https://pubmed.ncbi.nlm.nih.gov/17558406/ | Nuclear gene silencing directs reception of long-distance mRNA silencing in Arabidopsis.; 2007; DOI: 10.1073/pnas.0706701104; PMID: 17785412; https://pubmed.ncbi.nlm.nih.gov/17785412/ | PolIVb influences RNA-directed DNA methylation independently of its role in siRNA biogenesis.; 2008; DOI: 10.1073/pnas.0709632105; PMID: 18287047; https://pubmed.ncbi.nlm.nih.gov/18287047/ | NRPD1a and NRPD1b are required to maintain post-transcriptional RNA silencing and RNA-directed DNA methylation in Arabidopsis.; 2008; DOI: 10.1111/j.1365-313x.2008.03525.x; PMID: 18433438; https://pubmed.ncbi.nlm.nih.gov/18433438/
Arabidopsis	At4g35800	DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates.	No verified direct reference in this release