>4u7u_C mol:protein length:160 CRISPR system Cascade subunit CasBMADEIDAMALYRAWQQLDNGSCAQIRRVSEPDELRDIPAFYRLVQPFGWENPRHQQALLRMVFCLSAGKNVIRHQDKKSEQTTGISLGRALANSGRINERRIFQLIRADRTADMVQLRRLLTHAEPVLDWPLMARMLTWWGKRERQQLLEDFVLTTNKNA