
-   GeneCards (human): [https://www.genecards.org/cgi-bin/carddisp.pl?gene=CTSK](https://www.genecards.org/cgi-bin/carddisp.pl?gene=CTSK)
-   Harmonizome (human): [https://maayanlab.cloud/Harmonizome/gene/CTSK](https://maayanlab.cloud/Harmonizome/gene/CTSK)
-   NCBI (human): [https://www.ncbi.nlm.nih.gov/gene/1513](https://www.ncbi.nlm.nih.gov/gene/1513)
-   NCBI (rat): [https://www.ncbi.nlm.nih.gov/gene/29175](https://www.ncbi.nlm.nih.gov/gene/29175)
-   Ensemble (human): [https://useast.ensembl.org/Homo_sapiens/Gene/Summary?g=ENSG00000143387](https://useast.ensembl.org/Homo_sapiens/Gene/Summary?g=ENSG00000143387)
-   Ensemble (rat): [https://useast.ensembl.org/Rattus_norvegicus/Gene/Summary?g=ENSRNOG00000021155](https://useast.ensembl.org/Rattus_norvegicus/Gene/Summary?g=ENSRNOG00000021155)
-   Rat Genome Database (rat): [https://rgd.mcw.edu/rgdweb/report/gene/main.html?id=61810](https://rgd.mcw.edu/rgdweb/report/gene/main.html?id=61810)
-   Uniprot (human): [https://www.uniprot.org/uniprotkb/P43235](https://www.uniprot.org/uniprotkb/P43235)
-   Uniprot (rat): [https://www.uniprot.org/uniprotkb/O35186](https://www.uniprot.org/uniprotkb/O35186)
-   Wikigenes (human): [https://www.wikigenes.org/e/gene/e/1513.html](https://www.wikigenes.org/e/gene/e/1513.html)
-   Wikigenes (rat): [https://www.wikigenes.org/e/gene/e/29175.html](https://www.wikigenes.org/e/gene/e/29175.html)
-   Alphafold (human): [https://alphafold.ebi.ac.uk/entry/P43235](https://alphafold.ebi.ac.uk/entry/P43235)
-   Alphafold (rat): [https://alphafold.ebi.ac.uk/entry/O35186](https://alphafold.ebi.ac.uk/entry/O35186)
-   PDB (human): [https://www.rcsb.org/structure/1ATK](https://www.rcsb.org/structure/1ATK), [https://www.rcsb.org/structure/1AU0](https://www.rcsb.org/structure/1AU0), [https://www.rcsb.org/structure/1AU2](https://www.rcsb.org/structure/1AU2), [https://www.rcsb.org/structure/1AU3](https://www.rcsb.org/structure/1AU3), [https://www.rcsb.org/structure/1AU4](https://www.rcsb.org/structure/1AU4), [https://www.rcsb.org/structure/1AYU](https://www.rcsb.org/structure/1AYU), [https://www.rcsb.org/structure/1AYV](https://www.rcsb.org/structure/1AYV), [https://www.rcsb.org/structure/1AYW](https://www.rcsb.org/structure/1AYW), [https://www.rcsb.org/structure/1BGO](https://www.rcsb.org/structure/1BGO), [https://www.rcsb.org/structure/1BY8](https://www.rcsb.org/structure/1BY8), [https://www.rcsb.org/structure/1MEM](https://www.rcsb.org/structure/1MEM), [https://www.rcsb.org/structure/1NL6](https://www.rcsb.org/structure/1NL6), [https://www.rcsb.org/structure/1NLJ](https://www.rcsb.org/structure/1NLJ), [https://www.rcsb.org/structure/1Q6K](https://www.rcsb.org/structure/1Q6K), [https://www.rcsb.org/structure/1SNK](https://www.rcsb.org/structure/1SNK), [https://www.rcsb.org/structure/1TU6](https://www.rcsb.org/structure/1TU6), [https://www.rcsb.org/structure/1U9V](https://www.rcsb.org/structure/1U9V), [https://www.rcsb.org/structure/1U9W](https://www.rcsb.org/structure/1U9W), [https://www.rcsb.org/structure/1U9X](https://www.rcsb.org/structure/1U9X), [https://www.rcsb.org/structure/1VSN](https://www.rcsb.org/structure/1VSN), [https://www.rcsb.org/structure/1YK7](https://www.rcsb.org/structure/1YK7), [https://www.rcsb.org/structure/1YK8](https://www.rcsb.org/structure/1YK8), [https://www.rcsb.org/structure/1YT7](https://www.rcsb.org/structure/1YT7), [https://www.rcsb.org/structure/2ATO](https://www.rcsb.org/structure/2ATO), [https://www.rcsb.org/structure/2AUX](https://www.rcsb.org/structure/2AUX), [https://www.rcsb.org/structure/2AUZ](https://www.rcsb.org/structure/2AUZ), [https://www.rcsb.org/structure/2BDL](https://www.rcsb.org/structure/2BDL), [https://www.rcsb.org/structure/2R6N](https://www.rcsb.org/structure/2R6N), [https://www.rcsb.org/structure/3C9E](https://www.rcsb.org/structure/3C9E), [https://www.rcsb.org/structure/3KW9](https://www.rcsb.org/structure/3KW9), [https://www.rcsb.org/structure/3KWB](https://www.rcsb.org/structure/3KWB), [https://www.rcsb.org/structure/3KWZ](https://www.rcsb.org/structure/3KWZ), [https://www.rcsb.org/structure/3KX1](https://www.rcsb.org/structure/3KX1), [https://www.rcsb.org/structure/3O0U](https://www.rcsb.org/structure/3O0U), [https://www.rcsb.org/structure/3O1G](https://www.rcsb.org/structure/3O1G), [https://www.rcsb.org/structure/3OVZ](https://www.rcsb.org/structure/3OVZ), [https://www.rcsb.org/structure/4DMX](https://www.rcsb.org/structure/4DMX), [https://www.rcsb.org/structure/4DMY](https://www.rcsb.org/structure/4DMY), [https://www.rcsb.org/structure/4N79](https://www.rcsb.org/structure/4N79), [https://www.rcsb.org/structure/4N8W](https://www.rcsb.org/structure/4N8W), [https://www.rcsb.org/structure/4X6H](https://www.rcsb.org/structure/4X6H), [https://www.rcsb.org/structure/4X6I](https://www.rcsb.org/structure/4X6I), [https://www.rcsb.org/structure/4X6J](https://www.rcsb.org/structure/4X6J), [https://www.rcsb.org/structure/4YV8](https://www.rcsb.org/structure/4YV8), [https://www.rcsb.org/structure/4YVA](https://www.rcsb.org/structure/4YVA), [https://www.rcsb.org/structure/5TUN](https://www.rcsb.org/structure/5TUN), [https://www.rcsb.org/structure/6HGY](https://www.rcsb.org/structure/6HGY), [https://www.rcsb.org/structure/6QBS](https://www.rcsb.org/structure/6QBS), [https://www.rcsb.org/structure/6QL8](https://www.rcsb.org/structure/6QL8), [https://www.rcsb.org/structure/6QLM](https://www.rcsb.org/structure/6QLM), [https://www.rcsb.org/structure/6QLW](https://www.rcsb.org/structure/6QLW), [https://www.rcsb.org/structure/6QLX](https://www.rcsb.org/structure/6QLX), [https://www.rcsb.org/structure/6QM0](https://www.rcsb.org/structure/6QM0), [https://www.rcsb.org/structure/7NXL](https://www.rcsb.org/structure/7NXL), [https://www.rcsb.org/structure/7NXM](https://www.rcsb.org/structure/7NXM), [https://www.rcsb.org/structure/7PCK](https://www.rcsb.org/structure/7PCK), [https://www.rcsb.org/structure/7QBL](https://www.rcsb.org/structure/7QBL), [https://www.rcsb.org/structure/7QBM](https://www.rcsb.org/structure/7QBM), [https://www.rcsb.org/structure/7QBN](https://www.rcsb.org/structure/7QBN), [https://www.rcsb.org/structure/7QBO](https://www.rcsb.org/structure/7QBO)
-   PDB (mouse): [https://www.rcsb.org/structure/5T6U](https://www.rcsb.org/structure/5T6U)
-   PDB (rat): none
