>1iwbB (B:) observed residues (from ATOM records)
gfltevgearqgtqqdeviiavgpafglaqtvnivgiphksilreviagieeegikarvi
rcfkssdvafvavegnrlsgsgisigiqskgttvihqqglpplsnlelfpqaplltlety
rqigknaaryakrespqpvptlndqmarpkyqaksailhiketkyvvtgknpqelrva