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.
Mass values yielding the complete sequence for ubiquitin. Larger type are “golden” complementary sets; those with a bold vertical bar were identified by a complementary y mass. Mass values in italics are in error by >2 ppm. Values in smaller type completed gaps in the sequence.
