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.
Genetic context of fosA7.5 in E. coli. Arrows indicate the directions of transcription of the genes, and different genes are shown in different colors. Shaded boxes between sequences indicate homologous regions (>90% sequence identity). The letter Δ indicates a truncated gene.
