>4k2sD (D:) observed residues (from ATOM records)
lkirdaytivtcpgrnfvtlkivtesgthgigdatlngremavaayldehvvpaligrda
griedtwqylyrgaywrrgpvtmtaiaavdmalwdikakaagmplyqllggksrervmty
ahctgqtiedclgevarhvelgyravrvqsgvpgiettygvsslpaehvwstekylnhap
klfaavrerfgddlhvlhdvhhrltpieaarlgkavepyhlfwledcvpaenqeslrlir
ehtttplaigevfnsihdcreliqnqwidyirmplthgggitamrrvadlaslyhvrtgf
hgatdlspvclgaaihfdtwvpnfgiqehmphtdetdavfphdyrfedghflagespghg
vdideelaakypyeraslpvnrledgtlwhw