Reference genomes of viruses
Every virus with a reference genome in NCBI RefSeq — about 15,000 viruses, from SARS-CoV-2 and HIV-1 to bacteriophages and plant viruses — with genome size, number of segments, gene count, host and classification. One row per virus.
Columns
Stable keys — use them in the API, SQL and code
| Key | Name | Type | Description |
|---|---|---|---|
| virus | Virus | string | Virus name as used by NCBI. |
| tax_id | NCBI taxon ID | integer | — |
| realm | Realm | string | Highest rank of virus classification (e.g. Riboviria for most RNA viruses). |
| class | Class | string | — |
| order | Order | string | — |
| family | Family | string | — |
| genus | Genus | string | — |
| host | Host | string | Host organism recorded on the RefSeq record. |
| host_group | Host group | string | Broad group of the host: Bacteria, Archaea, Vertebrates, Invertebrates, Plants, Fungi, Other eukaryotes or Environmental sample. |
| genome_length_kb | Genome length | number · kb | Total length of the reference genome in thousands of bases (all segments). |
| segments | Segments | integer | Number of RefSeq sequences (genome segments) for this virus. |
| genes | Genes | integer | Annotated genes, summed over segments. |
| proteins | Proteins | integer | Annotated proteins, summed over segments. |
| complete | Complete | boolean | False if any segment is only a partial sequence. |
| accession | Accession | string | RefSeq accession of the first (or only) segment. |
| first_released | First released | date | Release date of the earliest RefSeq sequence for this virus. |
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