>5q6aA (A:) observed residues (from ATOM records)
tcpfykkipgtgftvdafqygvvegctayflthfhsdhyaglskhftfpvycseitgnll
knklhvqeqyihplpldtecivngvkvvlldanhcpgavmilfylpngtvilhtgdfrad
psmerslladqkvhmlyldttycspeytfpsqqevirfaintafeavtlnphalvvcgty
sigkekvflaiadvlgskvgmsqekyktlqclnipeinslittdmcsslvhllpmmqinf
kglqshlkkcggkynqilafrptgwthsnkftriadvipqtkgnisiygipysehssyle
mkrfvqwlkpqkiiptvnvgtwksrstmekyfrewkleagy