>4wsuA (A:) observed residues (from ATOM records)
sdkicigyhannsttqvdtlleknvtvthsvellenqkekrfckimnkapldlkdctieg
wilgnpkcdlllgdqswsyiverpnaqngicypgvlneleelkafigsgerverfemfpk
stwagvdtsrgvtnacpsytidssfyrnlvwivktdsatypvikgtynntgtqpilyfwg
vhhpldttvqdnlygsgdkyvrmgtesmnfakspeiaarpavngqrsridyywsvlrpge
tlnvesngnliapwyaykfvstnkkgavfksdlpiencdatcqtitgvlrtnktfqnvsp
lwigecpkyvkseslrlatglrnvp