>2exkB (B:) SEQRES residues makiknpiltgfhpdpsicrvgddyyiavstfewfpgvriyhskdlknwrlvarplnrls qlnmignpdsggvwaphlsysdgkfwliytdvkvvegqwkdghnylvtcdtidgawsdpi ylnssgfdpslfhdedgrkylvnmywdhrvdhhpfygivlqeysveqkklvgepkiifkg tdlritggphlykingyyylltaeggtrynhaatiarstslygpyevhpdnplltswpyp rnplqkaghasivhthtdewflvhltgrplpregqpllehrgycplgretaiqrlewkdg wpyvvggngpsleidgpsveevswekdydekddfdgdtlnhhfqtlriplgediatlkar pghlrlygresltsrftqafvarrwqhfhfvaetkvsfrpttfqqsaglvnyyntqnwtt lqitwheekgrilelmtcdhlvvdqplrgreivvpddieyvylrvtvqattykysysfdg mnwidlpvtfesyklsddyiksraaftgafvgmhcrdgsgqnnyadfdyflykel