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.
Query and the retrieval result in XML. This example shows a query written for searching for virulence and membrane in Escherichia coli K12W3110 and the result both in XML. Note that the result is itemized in terms of species, chromosome, feature, qualifier and so forth.
