>4xkeA (A:) SEQRES residues adpgdkicigyhannsttqvdtlleknvtvthsvellenqkekrfckimnkapldlkdct iegwilgnpkcdlllgdqswsyiverpnaqngicypgvlneleelkafigsgerverfem fpkstwagvdtsrgvtnacpsytidssfyrnlvwivktdsatypvikgtynntgtqpily fwgvhhpldttvqdnlygsgdkyvrmgtesmnfakspeiaarpavngqrsridyywsvlr pgetlnvesngnliapwyaykfvstnkkgavfksdlpiencdatcqtitgvlrtnktfqn vsplwigecpkyvkseslrlatglrnvpqiatr