>2retH (H:) observed residues (from ATOM records)
elsqertarlnelqralvmmdsdfrqialrqtrtkkllhwadylldsdnkgimfarlgwh
npqqqfprgevtkvgyrikderlervwwrypdtpqegvvtpllsdveelnvrfydgkqwi
newsneltlpaaisveltlkdygkiartyltpegnlq