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.
Amino acid substitutions in the mitochondrial fragment of cytochrome b of E. encrasicolus. NA, number of clade A individuals; NB, number of clade B individuals; N, total number of individuals. Shading is meant to evidence differences and similarities between amino acid positions. Box indicates amino acid change under selection.
