>4nfeA (A:) observed residues (from ATOM records) ivggwecekhsqpwqvavyshgwahcggvlvhpqwvltaahclkknsqvwlgrhnlfepe dtgqrvpvshsfphplynmsldsshdlmllrlsepakitdvvkvlglptqepalgttcya sgwgsiepeeflrprslqcvslhllsndmcaraysekvtefmlcaglwtggkdtcggdsg gplvcngvlqgitswgpepcalpekpavytkvvhyrkwikdtiaanp