>2y42D (D:) observed residues (from ATOM records)
smkvavlpgdgigpevteaalkvlraldeaeglglayevfpfggaaidafgepfpeptrk
gveeaeavllgsvggpkwdglprkirpetgllslrksqdlfanlrpakvfpglerlsplk
eeiargvdvlivreltggiyfgeprgmseaeawnteryskpevervarvafeaarkrrkh
vvsvdkanvlevgefwrktveevgrgypdvalehqyvdamamhlvrsparfdvvvtgnif
gdilsdlasvlpgslgllpsaslgrgtpvfepvhgsapdiagkgianptaailsaammle
hafglvelarkvedavakalletpppdlggsagteaftatvlrhlaaaalehhhh