>6s53K (K:) observed residues (from ATOM records)
lprriiketqrllaepvpgikaepdesnaryfhvviagpqdspfeggtfklelflpeeyp
maapkvrfmtkiyhpnvdklgrikldiladkwspalqirtvllsiqallsapnpddplan
dvaeqwktneaqaietarawtrlyamnni