>6iw2D (D:) observed residues (from ATOM records)
ahcigitdrdfiegvhggtwvsatleqdkcvtvmapdkpsldisletvaidrpaevrkvc
ynavlthvkindkcpstgeahlaeenegdnackrtysdrgwgngcglfgkgsivacakft
caksmslfevdqtkiqyviraqlhvgakqenwntdiktlkfdalsgsqevefigygkatl
ecqvqtavdfgnsyiaemeteswivdrqwaqdltlpwqsgsggvwremhhlvefepphaa
tirvlalgnqegslktaltgamrvtkdtlyklhgghvscrvklsaltlkgtsykictdkm
ffvknptdtghgtvvmqvkvskgapcripvivaddltaainkgilvtvnpiastnddevl
ievnppfgdsyiivgrgdsrltyqwhke