>3exsD (D:) observed residues (from ATOM records)
qlpnlqvaldhsnlkgaitaavsvgnevdvieagtvcllqvgselvevlrslfpdkiiva
dtkcadaggtvaknnavrgadwmtcicsatiptmkaarkaiedinpdkgeiqvelygdwt
ydqaqqwldagisqaiyhqsrdallagetwgekdlnkvkkliemgfrvsvtgglsvdtlk
lfegvdvftfiagrgiteaknpagaarafkdeikriwg