An official website of the United States government
Here's how you know
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.
Histidine kinase CheA and CheY in E. coli. Function and the residue numbers of each domain are shown. The solid arrows show the flow of phosphate transfer. The broken arrow shows the interaction between the P2 domain and CheY.