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Download Oldest release of Refseq

Hi everyone,

I would like to know if it's possible to download an oldest release (especially release_50 of 2011) of Refseq NCBI db for virus, bacteria and archaea?

In fact I would like to perform a SEED annotation locally but SEED is out of date from 2011. I have a file who links old refrefseq with SEEDrole but many old reference have no link with the newest.

Thx.

chochart

refseq

1 answer

wget ftp://ftp.ncbi.nlm.nih.gov/refseq/release/release-catalog/archive/RefSeq-release50.catalog.gz

Columns:

  1. taxonomy ID
  2. species name
  3. accession.version
  4. gi
  5. refseq release directory accession is included in
    complete + other directories
    | delimited
  6. refseq status na - not available; status codes are not applied to most genomic records
    INFERRED
    PREDICTED
    PROVISIONAL
    VALIDATED
    REVIEWED
    MODEL
    UNKNOWN - status code not provided; however usually is provided for
    this type of record
  7. length

I would recommend that you first extract the target GIs from the current release, and subsequently fetch the missing records with Entrez Direct.

Thx for the answer but I already do that. I would like to know just if it possible to download directly the release of interest that I could have been certainly faster.

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