Input FASTA file(s), each containing a database. It is recommended to include a contaminant database as well. [fasta]Output FASTA file where the decoy database will be written to. [fasta]The text sent to standard out during the execution of DecoyDatabase.The text sent to standard error during the execution of DecoyDatabase. (If it appears in gray, it's the output of a previously failing run which is preserved for your trouble shooting.)