>3pk7G (G:) observed residues (from ATOM records)
lkirdaytivtcpgrnfvtlkivtesgthgigdatlngremavaayldehvvpaligrda
griedtwqylyrgaywrrgpvtmtaiaavdmalwdikakaagmplyqllggksrervmty
ahctgqtiedclgevarhvelgyravrvqsgvpgiettyslpaehvwstekylnhapklf
aavrerfgddlhvlhdvhhrltpieaarlgkavepyhlfwledcvpaenqeslrlireht
ttplaigevfnsihdcreliqnqwidyirmplthgggitamrrvadlaslyhvrtgfhgp
tdlspvclgaaihfdtwvpnfgiqehmphtdetdavfphdyrfedghflagespghgvdi
deelaakypyeraslpvnrledgtlwhw