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.
Gel shift mobility assays of the nfsA upstream region with His6-SoxS. Schematics to the left depict the region carried on the PCR fragments used in the gel shift assays shown to the right in the absence (−) or presence (+) of 50 ng of His6-SoxS protein. The symbols are as described in the legend to Fig. 3.
