>2gtlK (K:) observed residues (from ATOM records) hehccseedhrivqkqwdilwrdtesskikigfgrllltklakdipevndlfkrvdieha egpkfsahalrilngldlainllddppaldaaldhlahqhevregvqkahfkkfgeilat glpqvlddydalawksclkgiltkissrl