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  • is there a file of annotated names for NCBI sequence identifiers?

    Hi Seqanswerers, I looked online but could not a file to link names to the NCBI sequence identifiers, examples below.

    I can search on NCBI to get their name, for example, the first one will get "Synthetic Enterobacteria phage phiX174.1f, complete genome". But I can not do this manually for all of them. Are there a file that have 2 columns, one is the identifier and the other one is the annoted sequence information?

    thanks much!!!

    gi|410809623|gb|JX913857.1|
    gi|397909638|gb|JQ764988.2|
    gi|258548842|gb|GQ449188.1|
    gi|397310634|gb|JQ839147.1|
    gi|216089|gb|M14428.1|S13CG
    gi|453201063|gb|JQ999043.1|
    gi|474443144|dbj|AB627568.1|
    gi|451172671|gb|KC335150.1|
    gi|192792159|gb|EU794108.1|
    gi|399935676|gb|JX095881.1|

  • #2
    NCBI Eutils may be of help. http://www.ncbi.nlm.nih.gov/books/NBK1058/

    Are you interested in getting a list of gi# and corresponding accession?

    Comment


    • #3
      Originally posted by GenoMax View Post
      NCBI Eutils may be of help. http://www.ncbi.nlm.nih.gov/books/NBK1058/

      Are you interested in getting a list of gi# and corresponding accession?
      Yes, gi# and accession with annotation is what I am looking for. But I could not locate them from the link that you send? Could you specify? Thank you GenoMax!
      Last edited by favorite; 07-27-2014, 01:48 PM.

      Comment


      • #4
        More than likely you are going to have to do some work to get this information. I don't know of a file that has all gi/accession numbers (that doesn't mean there isn't one available somewhere).

        I also thought of a second way. If you are interested in sequences in blast databases then you can use the following command (available in the blast+ package) to query the blast database and pull out the information you are looking for. I used 456346 as a "gi" example. (first number is gi, second number is accession, third entry is title)

        For example:

        Code:
        $ blastdbcmd -db /path_to_database/nr -entry 456346 -outfmt "%g %a %t"
        238236 AAB20203.1 transmembrane secretory component [Homo sapiens]
        255098 AAB23176.1 transmembrane secretory component [Homo sapiens]
        456346 CAA51532.1 Polymeric immunoglobulin receptor [Homo sapiens]
        51476744 CAH18339.1 hypothetical protein [Homo sapiens]
        Using
        Code:
        -entry all
        is supposed to give you the entire contents.

        Do you have a list of the gi's you are interested in? You could use that with the above command.

        Comment


        • #5
          Thank you GenoMax, this will do!

          Comment

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