>2gtlC (C:) observed residues (from ATOM records) hehccseedhrivqkqwdilwrdtesskikigfgrllltklakdipevndlfkrvdieha egpkfsahalrilngldlainllddppaldaaldhlahqhevregvqkahfkkfgeilat glpqvlddydalawksclkgiltkissrl