Figure 8.
Order of Appearance and Likely Evolutionary Relationships between PPR Families Based on Phylogenetic Distribution.
TPR proteins are ubiquitous, whereas PPR proteins are only found in eukaryotes and the P-L-S subfamily only in land plants.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.