>2xynA (A:) observed residues (from ATOM records)
kwemertditmkhklgggqygevyvgvwkkysltvavktldtmeveeflkeaavmkeikh
pnlvqllgvctleppfyivteympygnlldylrecnreevtavvllymatqissameyle
kknfihrdlaarnclvgenhvvkvadfglsrlmtgdtytahagakfpikwtapeslaynt
fsiksdvwafgvllweiatygmspypgidlsqvydllekgyrmeqpegcppkvyelmrac
wkwspadrpsfaethqafetmfhd