>1rxdB (B:) observed residues (from ATOM records)
pvevtyknmrflithnptnatlnkfieelkkygvttivrvceatydttlvekegihvldw
pfddgappsnqivddwlslvkikfreepgcciavhcvaglgrapvlvalalieggmkyed
avqfirqkrrgafnskqllylekyrpkmrlrf