Table 2. Well-Described PHAS Loci from Protein-Coding Gene Families in Plants.
| Category | MYBs | NB-LRRs | PPRs | Ca2+-ATPase | AFB |
|---|---|---|---|---|---|
| Plant families in which phasiRNA-producing members have been described (to date) | Rosaceae | Brassicaceae, Coniferae, Fabaceae, Rosaceae, Solanaceae, Vitaceae | Brassicaceae, Fabaceae, Rosaceae, Solanaceae, Vitaceae | Seed plants | Flowering plants |
| Encoded protein type | MYB | NB-LRR | PPR | Ca2+-ATPase | TIR/AFB |
| miRNA triggers | miR159, miR828, miR858 | miR482, miR2118, miR1507, miR2109/miR5213 | miR161, miR7122a | miR4376a | miR393 |
| Numbers of phased loci | >10 in apple | >100 in Medicago | Variable, but few | Variable, but few | Variable, but few |
| Key references | Xia et al. (2012), Zhu et al. (2012). | Zhai et al. (2011), Li et al. (2012b), Shivaprasad et al. (2012) | Howell et al. (2007), Xia et al. (2012), R. Xia et al. (2013) | Wang et al. (2011), R. Xia et al. (2013) | Si-Ammour et al. (2011), Zhai et al. (2011) |
a
This miRNA belongs to a superfamily of related miRNAs; see description by R. Xia et al. (2013).
b
These miRNAs are more abundant in fruit and flower tissues of the Rosaceae, but they are not exclusively expressed in these tissues (Xia et al., 2012).