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.
EGF receptor kinase activation of Stat3α and Stat3β for DNA binding. Stat3 proteins (10 μg) were phosphorylated by EGF receptor kinase (1 μg) with nonradioactive ATP in the presence or absence of PD157655 (1 mM). Indicated amounts of in vitro-phosphorylated Stat3 proteins were subjected to EMSA.
