>4pp9A (A:) observed residues (from ATOM records)
svidpseltfvqeigsgqfglvhlgywlnkdkvaiktiregamseedfieeaevmmklsh
pklvqlygvcleqapiclvfefmehgclsdylrtqrglfaaetllgmcldvcegmaylee
acvihrdlaarnclvgenqvikvsdfgpvkwaspevfsfsryssksdvwsfgvlmwevfs
egkipyenrsnsevvedistgfrlykprlasthvyqimnhcwkerpedrpafsrllrqla
eiaesg