RefSeq release 87 available

RefSeq release 87 is now accessible online, via FTP and through NCBI’s programming utilities. This full release incorporates genomic, transcript and protein data available as of March 5, 2018 and contains 155,118,991 records, including 106,245,682 proteins, 21,923,574 RNAs, and sequences from 77,225 organisms. The release is provided in several directories as a complete dataset and as divided by logical groupings.

Starting in July 2018, SNP variation features will no longer be in RefSeq genome assembly records – chromosome and contig records with NC_, NT_, NW_ and AC_ accession prefixes.  The RefSeq release notes have more information about this change.

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