>4mbuB (B:) observed residues (from ATOM records) mircakkedlnailaiyndaiinttavytykpqtideriawfetkqrnhepifvfeengs vlgfatfgsfrpwpayqytiehsiyvdasargkgiasqllqrliveakakgyrtlvagid asneasiklhqkfnfkhagtltnvgykfdywldlafyeldlk