>1na8A (A:) observed residues (from ATOM records)
hhhhmelslasitvplesikpsnilpvtvydqhgfrilfhfardplpgrsdvlvvvvsml
stapqpirnivfqsavpkvmkvklqppsgmelpafnpivhpsaitqvlllanpqkekvrl
rykltftmgdqtynemgdvdqfpppetwgsl