>3ma2A (A:) observed residues (from ATOM records) lkwqhneitfciqnytpkvgeyatyeairkafrvwesatplrfrevpyayireghekqad imiffaegfhgdstpfdgeggflahayfpgpniggdthfdsaepwtvrnedlngndiflv avhelghalglehssdpsaimapfyqwmdtenfvlpdddrrgiqqlyg