>2jexA (A:) observed residues (from ATOM records) tacerlhvaqetqmqliekssdklqdhilywtavrtentllyaarkkgvtvlghcrvphs vvcqerakqaiemqlslqelsktefgdepwslldtswdrymsepkrcfkkgarvvevefd gnasntnwytvysnlymrtedgwqlakagadgtglyyctmagagriyysafgdeaarfst tghysvrdqdrvyagvs