>3k9pA (A:) observed residues (from ATOM records)
maniavqrikrefkevlkseetsknqikvdlvdenftelrgeiagppdtpyeggryqlei
kipetypfnppkvrfitkiwhpnissvtgaicldilkdqwaaamtlrtvllslqallaaa
epddpqdavvanqykqnpemfkqtarlwahvyagapvsspeytkkienlcamgfdrnavi
valsskswdvetatellls