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.
Schematic of native IcsA (top) and the IcsA-PhoA fusion protein (bottom) used in this study. Stippled bar, signal peptide (sp); open bar, α domain; gray bar, β domain; solid bar, alkaline phosphatase protein. Asterisks indicate the locations of cysteine residues in IcsA.
