>4l7sB (B:) observed residues (from ATOM records)
gsvidpseltfvqeigsgqfglvhlgywlnkdkvaiktiregamseedfieeaevmmkls
hpklvqlygvcleqapiclvfefmehgclsdylrtqrglfaaetllgmcldvcegmayle
eacvihrdlaarnclvgenqvikvsdfgmtpvkwaspevfsfsryssksdvwsfgvlmwe
vfsegkipyenrsnsevvedistgfrlykprlasthvyqimnhcwkerpedrpafsrllr
qlaeiaesgl