>2q70A (A:) observed residues (from ATOM records)
lalsltadqmvsalldaeppilyseydpseasmmglltnladrelvhminwakrvpgfvd
ltlhdqvhllesawleilmiglvwrsmehpgkllfapnllldrnqgksvegmveifdmll
atssrfrmmnlqgeefvclksiillnsgvytflsstlksleekdhihrvldkitdtlihl
makagltlqqqhqrlaqlllilshirhmsnkgmehlysmvplydlllemldahrl