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.
Representative phylogenetic tree from the 100 tree set. Nodes labeled 1 and 2 are the two ancestral nodes which were constructed and evaluated experimentally for validity as 5S rRNAs. Numbers above the branches indicate the frequency with which that branch was found in the 100 tree set.
