>9psi_AQ mol:protein length:87 Small ribosomal subunit protein bS21mXAKHLKFIARTVMVQEGNVESAYRTLNRILTMDGLIEDIKHRRYYEKPCRRRQRESYERCRRIYNMEMARKINFLMRKNRADPWQGC