>2fs9B (B:) observed residues (from ATOM records)
ivggqeaprskwpwqvslrvhgpywmhfcggslihpqwvltaahcvgpdvkdlaalrvql
reqhlyyqdqllpvsriivhpqfytaqigadialleleepvkvsshvhtvtlppasetfp
pgmpcwvtgwgdvdnderlpppfplkqvkvpimenhicdakyhlgaytgddvrivrddml
cagntrrdscqgdsggplvckvngtwlqagvvswgegcaqpnrpgiytrvtyyldwihhy
vpk