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.
Core fragment representation in purchased library. The slices indicate the percentage of the total number of core fragments that are contained in a certain number of compounds, for example, “11–15; 4%” means that 4% of the core fragments are contained in 11–15 compounds.
