>3pk7E (E:) observed residues (from ATOM records) slkirdaytivtcpgrnfvtlkivtesgthgigdatlngremavaayldehvvpaligrd agriedtwqylyrgaywrrgpvtmtaiaavdmalwdikakaagmplyqllggksrervmt yahctgqtiedclgevarhvelgyravrvqsgvpgiettygvepadsslpaehvwsteky lnhapklfaavrerfgddlhvlhdvhhrltpieaarlgkavepyhlfwledcvpaenqes lrlirehtttplaigevfnsihdcreliqnqwidyirmplthgggitamrrvadlaslyh vrtgfhgptdlspvclgaaihfdtwvpnfgiqehmphtdetdavfphdyrfedghflage spghgvdideelaakypyeraslpvnrledgtlwhw