>3shdA (A:) observed residues (from ATOM records) mfkphvtvacvvhaegkflvveetingkalwnqpaghleadetlveaaarelweetgisa qpqhfirmhqwiapdktpflrflfaieleqicptqphdsdidccrwvsaeeilqasnlrs plvaesircyqsgqryplemigdfnwpftk