>3k96A (A:) observed residues (from ATOM records)
pfkhpiailgagswgtalalvlarkgqkvrlwsyesdhvdemqaegvnnrylpnypfpet
lkaycdlkaslegvtdilivvpsfafhevitrmkplidaktriawgtkglakgsrllhev
vatelgqvpmavisgpslatevaanlptavslasnnsqfskdlierlhgqrfrvyknddm
igvelcgsvknilaiatgisdglklgsnaraalitrgltemgrlvsvfggkqetltglag
lgdlvltctdnqsrnrrfglalgegvdkkeaqqaigqaieglyntdqvhalaqkhaiemp
ltfqvhrilhedldpqqavqellers