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  • Ohadt
    Junior Member
    • Aug 2014
    • 1

    #1

    Problem opening RFAM database file

    Hello,
    when I open the file "alignments_and_trees.txt" which I downloaded from:

    ftp://ftp.ebi.ac.uk/pub/databases/Rf...d_trees.txt.gz

    it is totally gibberish.

    Can anyone help?

    Thanks in advance.
  • GenoMax
    Senior Member
    • Feb 2008
    • 7142

    #2
    That is because the files included in the "database" directory are dumps of a MySQL database. See the README file here: ftp://ftp.ebi.ac.uk/pub/databases/Rfam/11.0/README
    Dumps of the relational MySQL database used at the Sanger are also
    available, although documentation for this set of files is almost
    non-existent.
    Last edited by GenoMax; 08-06-2014, 06:08 AM.

    Comment

    • maubp
      Peter (Biopython etc)
      • Jul 2009
      • 1544

      #3
      Also, the file alignments_and_trees.txt.gz has been compressed as indicated by the .gz extension (using the tool gzip, similar to zip files on Windows). If you decompress this you should get a plain text file alignments_and_trees.txt (which will at least not be gibberish )

      Comment

      • GenoMax
        Senior Member
        • Feb 2008
        • 7142

        #4
        Unfortunately that is not the case. In spite of the .txt extension that file it is still binary after uncompressing (unless the file on the FTP site is corrupt).
        Last edited by GenoMax; 08-06-2014, 08:15 AM.

        Comment

        • maubp
          Peter (Biopython etc)
          • Jul 2009
          • 1544

          #5
          Weird. That is... unhelpful, and not following naming conventions

          Comment

          • GenoMax
            Senior Member
            • Feb 2008
            • 7142

            #6
            After looking at a random selection of files in the ftp://ftp.ebi.ac.uk/pub/databases/Rf...atabase_files/ directory I have a feeling that alignments_and_trees.txt.gz may be corrupt. Other files I tried were indeed plain text after unzipping.

            Comment

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