>1u6lA (A:) observed residues (from ATOM records)
slqivpylifngncreafscyhqhlggtleamlpfgdspepadwkdkimharlvvgsfal
masdnhpaypyegikgcsislnvdskaeaerlfnalaeggsvqmplgptfwaasfgmftd
rfgvawmvnceqd