>3cd6N (N:) observed residues (from ATOM records) atgprykvpmrrrreartdyhqrlrllksgkprlvarksnkhvraqlvtlgpngddtlas ahssdlaeygweaptgnmpsayltgllaglraqeagveeavldiglnsptpgskvfaiqe gaidagldiphnddvladwqrtrgahiaeydeqleeplysgdfdaadlpehfdelretll dgdiel