>1t9iB (B:) observed residues (from ATOM records) ntkynkefllylagfvdgngsiiaqikpnqsykfkhqlsltfqvtqktqrrwfldklvde igvgyvrdrgsvsdyilseikplhnfltqlqpflklkqkqanlvlkiieqlpsakespdk flevctwvdqiaalndsktrkttsetvravldsls