What's new ?

Apr. 14, 2022

A new version of CRISPRCasFinder has been used to construct the last release of CRISPRCasdb. New HMM profiles were added into MacSyFinder to identified a few additional subtypes. Some profiles were not included as they identified large quantities of non-specific cas genes.

Feb. 19, 2021

Direct repeat & spacer search page updated. Discover the new presentation of this tool, allowing you to finds regions of local similarities between the submitted nucleotide sequence(s) and the list of DRs or (and) spacers of level 3 and level 4 CRISPRs.
Try the Direct repeat & spacer search tool !

Jan. 21, 2021

A new version of the CRISPRCasDb is available !
Visit CRISPRCasDb page

Jan. 11, 2021

CRISPRCasFinder : multifasta are now limited to 100 sequences per submission (10000 before). The 10000 limit was too high for our server and degraded the quality of our services. Thanks for your understanding.

Jan. 11, 2021

Added some descripiton for CRISPRCasFinder job execution (place in queue, fasta headers, execution console output).

Sept. 25, 2020

Get the CRISPRCasFinder program in a singularity container, pre-installed and packed with all its dependencies. You'll need singularity > v2.2.
Download CRISPRCasFinder singularity container.

Sept. 23, 2020

The CRISPR-CAS++ calculation service is restored.

Sept. 22, 2020

ALERT : The CRISPR-CAS++ calculation service is down.
Due to technical problems we can't accept new jobs anymore.
We are sorry for the inconvenience caused, and are doing our best to restore this service quickly.

July 03, 2020

A new version of the CRISPRCasDb is available !
Visit CRISPRCasDb page

The CRISPRCas database was recreated from scratch, based on new CRISPRCasFinder 4.2.2 algorithm.

The database dump, direct repeats and spacers lists, are available in the download section.

October 25, 2019

A new version of the CRISPRCasFinder program is available ! Download CRISPRCasFinder 4.2.2

Read our latest article (Nucleic Acids Res):
CRISPRCasdb a successor of CRISPRdb containing CRISPR arrays and cas genes from complete genome sequences, and tools to download and query lists of repeats and spacers.

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