CoVDB Coronavirus Database (v3)   

Log of Updates

Dec 2, 2020

Fixation of bugs in BLASP and BLASTN. Many thanks to Dr. Zhang' s suggestions

Jun 2, 2020

The function to remind users to select at least two strains in for post analysis in the search list page is added.

May 30, 2020

Update to improve user experience. Revision in the "Help".

May 26, 2020

Tools to allow search by lineage are added.

May 22, 2020

The number of Coronavirus strains in CoVdb has increased to 5709. The pipeline to update the whole database has been developed.

May 15, 2020

Updation of Search Engine, Cluster and some text gramma.

May 12, 2020

The number of Coronavirus strains in CoVdb has increased to 3926. Annotation informations including taxonomy, collection data and host are unified. Meanwhile, analysis tools for mutiple strains are developed.

May 8, 2020

The format of collection dates and hosts is revised and unified.

May 5, 2020

The alignment view tool is updated and it is now able to get aligned genomes longer than 10kb and even closer to 30kb.

May 2, 2020

Explanation is added for whether a gene or ORF is already annotated in GenBank or predicted by software.

May 1, 2020

Coronavirus strains are classified into lineages, such as Sarbecovirus, Setracovirus, etc.

Apirl 30, 2020

The downloading and analysis tools are updated. In the search list, users can choose to select multiple strains and then download their sequences and annotations. With the selected strains, users also can view genomic/proteomic alignments or do online population genetic analysis.

Apirl 28, 2020

The search tool is updated and it now allows to filter by virus’ host, region, collection year, subtype, lineage, or description.

Apirl 27, 2020

The log for updating is listed at ‘Update’ of ‘Help’.

Apirl 26, 2020

The sources of each sequence are marked at the strain main page and the search list.

Apirl 24, 2020

The duplicated part in the “Tools” is deleted.

Apirl 22, 2020

Alignment tool is updated and CoVdb now is able to make a BLAST or BLAT search of all virus strains.

Apirl 21, 2020

The bar plot is regenerated using Highcharts.

Apirl 20, 2020

Clickable demos for each analysis are added.

Apirl 18, 2020

The function to show all sequences as a search result list when a country is clicked on the map is added.

Apirl 16, 2020

The function to sort in the search page is added.

Apirl 15, 2020

The clustering tool is revised, where the display format is revised. The libraries of the searchable phylogenetic tree are revised for increasing the speed.

Mar 10, 2020

The number of Coronavirus strains in CoVdb has increased to 2965 after including data from NCBI nucleotide database. Meanwhile, to faciliate users to do online researches, DNA Alignment Brower, Protein Alignment Browser and Population Genetic analysis tools were added.

Feb 5, 2020

The development of CoVdb (Coronavirus database) is completed. With 104 published genomes from NCBI Genome database, the platform offers tools to search, acuquire information and online analysis for Coronavirus.

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