docs: def addSeqsToAlignment(aln1,seqs,outfile,WorkingDir=None,SuppressStderr=None,\
          SuppressStdout=None):
      """Aligns sequences from second profile against first profile
  
      aln1: string, name of file containing the alignment
      seqs: string, name of file containing the sequences that should be added
          to the alignment.
      opoutfile: string, name of the output file (the new alignment)
      """
      app = Clustalw({'-sequences':None,'-profile1':aln1,\
          '-profile2':seqs,'-outfile':outfile},SuppressStderr=\
          SuppressStderr,WorkingDir=WorkingDir, SuppressStdout=SuppressStdout)
  
      app.Parameters['-align'].off()
      return app()