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.
Comparison of the fraction of structurally aligned residues in the regular core secondary structure regions (black) and loop regions (red) for the PDB200 (dashed lines) and smoothed PDB200sm (solid lines) sets to the top 100 structures in the PDBsm set.
