>1ylkB (B:) observed residues (from ATOM records)
gtvtddylannvdyasgfkgplpmppskhiaivacmdarldvyrmlgikegeahvirnag
cvvtddvirslaisqrllgtreiillhhtdcgmltftdddfkraiqdetgirptwspesy
pdavedvrqslrrievnpfvtkhtslrgfvfdvatgklnevtp