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.
The aromatic box motif binding sites of (a) ACh binding to AChBP (PDB: 3WIP).34 Residues are labeled according to their conventional designation in the nAChR. (b) Trimethyllysine binding to the polycomb chromodomain from Drosophila histone H3 protein (PDB: 1PFB).43 Distances (Å) are from a carbon to the ring centroid; the calculated optimal distance for such an interaction is 3.6Å.
