>1x7yB (B:) SEQRES residues
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rdkygkdrvfntplceqgivgfgigiavtgataiaeiqfadyifpafdqivneaakyryr
sgdlfncgsltirspwgcvghgalyhsqspeaffahcpgikvviprspfqakglllscie
dknpciffepkilyraaaeevpiepyniplsqaeviqegsdvtlvawgtqvhvirevasm
akeklgvscevidlrtiipwdvdticksviktgrllisheapltggfaseisstvqeecf
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