>6iw1C (C:) observed residues (from ATOM records)
cigitdrdfiegvhggtwvsatleqdkcvtvmapdkpsldisletvaidrpaevrkvcyn
avlthvkindkcpstgeahlaeenegdnackrtysdrgwgngcglfgkgsivacakftca
ksmslfevdqtkiqyviraqlhdiktlkfdalsgsqevefigygkatlecqvqtavdfgn
syiaemeteswivdrqwaqdltlpwqsgsggvwremhhlvefepphaatirvlalgnqeg
slktaltgamrvtkdtndnnlyklhgghvscrvklsaltlkgtsykictdkmffvknptd
tghgtvvmqvkvskgapcripvivadinkgilvtvnpiastnddevlievnppfgdsyii
vgrgdsrltyqwhke