>1s3qD (D:) observed residues (from ATOM records) sisekmvealnrqinaeiysaylylsmasyfdsiglkgfsnwmrvqwqeelmhamkmfdf vserggrvklyaveeppsewdsplaafehvyehevnvtkrihelvemamqekdfatynfl qwyvaeqveeeasaldiveklrligedkrallfldkelslrq