Table 1. Well-Described Noncoding PHAS Loci in Plants.
| Category | TAS1 and TAS2 Relatives | TAS3 | TAS4 | TAS6 | Reproductive lncRNAs |
|---|---|---|---|---|---|
| Plant families in which orthologs have been described (to date) | Eudicots | Land plants | Arabidopsis | P. patens | Gramineae |
| miRNA triggers | miR7122 superfamily (includes miR173) | miR390 | miR828 | miR529, miR156 | miR2118 (21-nucleotide PHAS loci); miR2275 (24-nucleotide PHAS loci)a |
| Numbers of phased loci | 4b | 3b | 1b | 3 | >1000 in rice |
| Key references | Allen et al. (2005), Yoshikawa et al. (2005), R. Xia et al. (2013) | Allen et al. (2005), Axtell et al. (2006) | Rajagopalan et al. (2006) | Arif et al. (2012), Cho et al. (2012) | Johnson et al. (2009), Song et al. (2012) |
a
miR2118 and miR2275 were shown to trigger 21- and 24-nucleotide phasiRNAs, respectively (Johnson et al., 2009; Song et al., 2012).
b
Number of loci in Arabidopsis.